`571-272-7822
`
`Paper No. 16
`Entered: March 28, 2017
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`AUTOLIV ASP, INC.; NIHON PLAST CO., LTD.;
`NEATON AUTO PRODUCTS MANUFACTURINGINC.;
`TAKATA CORPORATION; TK HOLDINGS, INC.;
`TOYODA GOSEI CO., LTD.; HYUNDAI MOBIS CO., LTD.;
`MOBIS ALABAMA, LLC; and MOBIS PARTS AMERICA LLC,
`Petitioner,
`
`Vv.
`
`AMERICAN VEHICULAR SCIENCES, LLC,
`Patent Owner.
`
`Case IPR2016-01790
`Patent 9,043,093 B2
`
`Before TREVOR M. JEFFERSON, JENNIFER MEYER CHAGNON,and
`SCOTT C. MOORE,Administrative Patent Judges.
`
`CHAGNON,Administrative Patent Judge.
`
`DECISION
`Institution of Inter Partes Review
`37 C.F.R. § 42.108
`
`
`
`IPR2016-01790
`Patent 9,043,093 B2
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`I.
`
`INTRODUCTION
`
`Toyoda Gosei Co., Ltd.; Autoliv ASP, Inc.; Nihon Plast Co., Ltd.;
`
`Neaton Auto Products Manufacturing, Inc.; Takata Corporation;
`
`TK Holdings, Inc.; Hyundai Mobis Co., Ltd.; Mobis Alabama, LLC; and
`Mobis Parts America LLC(collectively, “Petitioner”)' filed a Petition for
`
`inter partes review of claims 1-44 (“the challenged claims”) of U.S. Patent
`
`No. 9,043,093 B2 (Ex. 1001, “the ’093 patent”). Paper 1 (“Pet.”). Petitioner
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`relies on the Declaration of Stephen W. Rouhana, Ph.D. (Ex. 1003) to
`
`support its positions. American Vehicular Sciences, LLC (“Patent Owner”)
`
`filed a Preliminary Response. Paper 14 (“Prelim. Resp.”). Patent Owner
`
`submits a Declaration of Michael Nranian P.-E. (Ex. 2005) in support ofits
`
`positions.
`
`We have authority to determine whetherto institute inter partes
`
`review. See 35 U.S.C. § 314(b); 37 C.F.R. § 42.4(a). Upon consideration of
`
`the Petition and the Preliminary Response, and for the reasons explained
`
`below, we determinethat the information presented showsa reasonable
`
`likelihood that Petitioner would prevail with respect to all of the challenged
`
`claims. See 35 U.S.C. § 314(a). Accordingly, we institute trial as to
`
`claims 1-44 of the ’093 patent.
`
`A. Related Proceedings
`
`Theparties indicate that the 093 patent is the subject of the following
`
`ongoingdistrict court proceedings: Am. Vehicular Scis. LLC v. Hyundai
`
`Motor Co., No. 5:16-cv-11529-JEL-APP (E.D. Mich.); Am. Vehicular Scis.
`
`LLC v. Nissan Motor Co., No. 5:16-cv-11530-JEL-APP (E.D. Mich.); Am.
`
`' Petitioner identifies Toyoda Gosei North America Corp.; Autoliv, Inc.; and
`Mobis America,Inc. as additional real parties-in-interest. Pet. 1.
`
`
`
`IPR2016-01790
`Patent 9,043,093 B2
`
`Vehicular Scis., LLC v. Toyota Motor Corp., No. 5:16-cv-11531-JEL-APP
`
`(E.D. Mich.); and Am. Vehicular Scis., LLC v. Am. Honda MotorCo.,
`
`No. 5:16-cv-11532-JEL-APP (E.D. Mich.). Paper 5, 1-2; Pet. 1-2.
`
`Petitioner also challenges claims 1—44 of the ’093 patent in IPR2016-01794.
`
`B. The ’093 Patent
`
`The 093 patentis titled “Single Side Curtain Airbag for Vehicles,”
`
`and wasfiled as U.S. application No. 11/930,330 on October 31, 2007.
`
`Ex. 1001, at [21], [22], [54]. The ’093 patent claimspriority, via a chain of
`
`continuation-in-part and divisional applications, to U.S. application
`
`No. 08/571,247, filed on December 12, 1995. Jd. at [60].
`
`The ’093 patent relates to an airbag system for a vehicle, in which
`
`“the airbag for the front and rear seats are combined,1.e., the airbag deploys
`
`along substantially the entire side of the vehicle alongside both the front seat
`
`and the rear seat.” Id. at 65:29-32. According to the ’093 patent,this
`arrangement “results in significantly greater protection in side impacts when
`
`the windowsare broken.” Jd. at 65:32—34. Further, the airbag system of
`
`the ’093 patent utilizes a single gas-providing system with only oneinflator
`
`to inflate the airbag. Jd. at 187:3-6. The airbag also includesa plurality of
`
`compartments in flow communication with each other. See, e.g., id. at
`
`169:27-33. As described in the ’093 patent, the compartments allow the
`
`airbag to be formed of the desired shape, while minimizingstress
`
`concentrations, as well as the weight of the airbag.
`
`/d. at 81:14-19.
`
`C. Illustrative Claim
`
`Of the challenged claims, claims 1, 22, 26, 29, 36-39, and 41-43 are
`
`independent. Claims 2—21 and 33-35 depend,directly orindirectly, from
`
`claim 1; claims 23—25 depend from claim 22; claims 27 and 28 depend from
`
`
`
`IPR2016-01790
`Patent 9,043,093 B2
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`claim 26; claims 30—32 depend from claim 29; claim 40 depends from claim
`
`39; and claim 44 depends from claim 43. Claim 1 of the ’093 patent,
`
`reproducedbelow,is illustrative of the challenged claims.
`
`the airbag system
`
`1. An airbag system of a vehicle,
`comprising:
`two seating
`least
`a single airbag extending across at
`positions of a passenger compartment of a vehicle, the single
`airbag arranged to deploy into the passenger compartmentalong
`a lateral side of the vehicle and adjacent each ofthe at least two
`seating positions;
`a cover interposed between the single airbag and the
`passenger compartment to cover the single airbag prior to
`deployment;
`a single gas-providing system that has only one inflator
`that provides gas to inflate the single airbag and which is
`arranged apart from the single airbag; and
`a conduit leading from the single gas-providing system to
`provide gas to inflate the single airbag,
`the conduit being
`arranged to deliver the gas from the single gas-providing
`system into the single airbag;
`the at
`least
`two seating positions comprising a first
`seating position in a first seat row of seats of the vehicle and a
`second seating position in a second seat row of seats of the
`vehicle longitudinally displaced from the first seat row ofseats,
`along the lateral side of the vehicle;
`wherein the single airbag has a plurality of compartments
`for receiving the gas, and wherein the plurality of compartments
`are in flow communication with each other.
`
`Ex. 1001, 186:61—187:18.
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
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`D. The Applied References
`
`Petitionerrelies on the following references in the asserted grounds.
`
`
`
`Pet. 5-6.
`
`Date__| Exhibit No
`Reference
`U.S. Patent No. 3,897,961 (“Leising”)|Aug. 5, 1975_|Ex. 1005
`
`7 wd
`U.S. Patent No. 5,273,309 (“Lau”) Dec. 28, 1993|Ex. 1006
`
`
`U.S. Patent No. 5,269,561 (“Davis’’) Dec. 14, 1993|Ex. 1007
`
`
`U.S. Patent No. 5,540,459 (“Daniel”)
`
`U.S. Patent No. 5,222,761 (“Kaji”)
`
`U.S. Patent No. 5,524,924 (“Steffens”)
`
`U.S. Patent No. 4,021,058 (“Suzuki”)
`
`
`U.S. Patent No. 4,998,751 (“Paxton”)
`
`U.S. Patent No. 3,966,225 (“Marlow”)|June 29,1976|Ex. 1013
`
`
`
`Dec. 31, 1996*|Ex. 1014
`U.S. Patent No. 5,588,672 (“Karlow”)
`
`
`
`
`? Petitioner asserts that Daniel is prior art under 35 U.S.C. § 102(e). Pet. 5.
`Daniel was filed on October 5, 1994 (Ex. 1008, at [22]), which is before
`December 12, 1995, the earliest claimed priority date for the claims of
`the °093 patent (see Ex. 1001, at [60], 1:7-21).
`3 Petitioner asserts that Steffens is prior art under 35 U.S.C. § 102(e). Pet. 5.
`Steffens was filed on November 15, 1993 (Ex. 1010, at [22]), which is
`before December 12, 1995, the earliest claimed priority date for the claims
`of the ’093 patent (see Ex. 1001, at [60], 1:7-21).
`* Petitioner asserts that Karlow is prior art under 35 U.S.C. § 102(e). Pet. 6.
`-_Karlow wasfiled on October 20, 1995 (Ex. 1014, at [22]), which is before
`December12, 1995, the earliest claimedpriority date for the claims of
`the ’093 patent (see Ex. 1001, at [60], 1:7—21).
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
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`E. The Asserted Grounds
`
`Petitioner sets forth its challenges to claims 1-44 as follows. Pet. 6-7,
`
`23-89.
`
`peteeee|ee|eeO;o;o;oroW711]Go]G
`
`§ 103
`mn
`
`Claims Challenged
`1, 6, 8, 10, 12, 17-21, 26,
`27, 33, 39, 43, 44
`2, 3, 11, 28-32,41
`4, 13-15
`5, 7, 34, 35
`9, 38, 40, 42, 44
`22, 24, 25
`
`Leising and Lau
`Leising, Lau, and Davis
`Leising, Lau, and Daniel
`Leising, Lau, and Kaji
`Leising, Lau, and Steffens
`Leising, Lau, and Suzuki
`Leising, Lau, and Paxton
`Leising, Lau, Suzuki, and Marlow|§ 103
`;
`1, 10, 17-21, 26, 27, 33,
`Karlow and Lau
`36, 37, 39, 43
`
`
`
`
`
`
`
`
`Or|6Or[Or[cor|tOr
`
`
`
`
`§ 103
`
`;
`
`§ 103
`
`5,
`
`7, 34, 35
`,
`
`42,
`
`
`
`
`
`Karlow, Lau, and Suzuki
`§ 103
`Karlow, Lau, and Paxton
`
`Karlow, Lau, Suzuki, and Marlow|§ 10
`
`|
`
`
`
`Il. ANALYSIS
`
`A. Claim Construction
`
`Petitioner indicates that the 093 patent will expire during this
`
`proceeding. Pet. 11. Thus, according to Petitioner, the Phillips v. AWH
`
`Corp., 415 F.3d 1303, 1312-1315 (Fed. Cir. 2005) (en banc) standard of
`
`claim construction should be applied to the claimsin this proceeding.
`
`Pet. 11 (citing In re CSB-System Int’l, Inc., 832 F.3d 1335, 1341 (Fed. Cir.
`
`2016) (holding that the Phillips standard for claim construction should be
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
`
`used by the Board when a patent expires during a reexamination
`proceeding)). Patent Owner doesnot address the expiration ofthe patent, or
`
`the claim construction standard to be applied, but proposes construction for
`
`several terms under the broadest reasonable interpretation standard. See
`
`Prelim. Resp. 15—19; see also 37 C.F.R. § 42.100(b) (providing that claim
`
`terms in an unexpired patent are given their broadest reasonable
`
`interpretation in an inter partes review).
`
`Petitioner asserts that “[a]]l claim terms should be given their plain
`
`and ordinary meaningin light of the specification.” Pet. 11. Patent Owner
`
`proposesconstructions for three claim terms: (1) “single airbag”;
`(2) “a single airbag extending acrossat least two seating positions of a
`
`passenger compartmentof a vehicle .
`
`.
`
`. the at least two seating positions
`
`comprisingafirst seating position in a first seat row of seats of the vehicle
`
`and a second seating position in a second seat row ofseats of the vehicle
`
`longitudinally displaced from thefirst seat row of seats”; and (3) “a plurality
`
`of compartments.” Prelim. Resp. 15-19.
`
`Upon review ofthe parties’ contentions and supporting evidence, we
`
`determinenoissue in this Decision requires express construction of any
`
`claim term. See, e.g., Wellman, Inc. v. Eastman Chem. Co., 642 F.3d 1355,
`
`1361 (Fed. Cir. 2011) (“[C]laim terms need only be construed ‘to the extent
`
`necessary to resolve the controversy.’”
`
`) (quoting Vivid Techs., Inc. v. Am.
`
`Sci. & Eng’g, Inc., 200 F.3d 795, 803 (Fed. Cir. 1999)). Accordingly, for
`
`purposesofthis Decision, we do not provide any express claim construction.
`
`Wedirect the parties to expressly address the expiration of the ’093
`
`patent, and the claim construction standard to be applied, in the subsequent
`
`briefing in this proceeding.
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
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`B. Principles ofLaw
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`A claim is unpatentable under 35 U.S.C. § 103(a) if the differences
`
`betweenthe subject matter sought to be patented andthe prior art are such
`
`that the subject matter as a whole would have been obviousat the time the
`
`invention was made to a person having ordinary skill in the art to which said
`
`subject matter pertains. See KSR Int’l Co. v. Teleflex Inc., 550 U.S. 398, 406
`
`(2007). The question of obviousnessis resolved on the basis of underlying
`
`factual determinations including: (1) the scope and contentofthe priorart;
`
`(2) any differences between the claimed subject matter andthepriorart;
`
`(3) the level of ordinary skill in the art; and (4) objective evidence of
`
`nonobviousness.° Graham v. John Deere Co., 383 U.S. 1, 17-18 (1966).
`
`In that regard, an obviousnessanalysis “need not seek out precise
`
`teachings directed to the specific subject matter of the challenged claim, for
`
`a court can take accountof the inferences and creative steps that a person of
`
`ordinary skill in the art would employ.” KSR, 550 U.S. at 418; accord In re
`
`Translogic Tech., Inc., 504 F.3d 1249, 1259 (Fed. Cir. 2007). A prima facie
`
`case of obviousnessis established whenthepriorart, itself, would appearto
`
`have suggested the claimed subject matter to a person of ordinary skill in the
`
`art. See In re Rinehart, 531 F.2d 1048, 1051 (CCPA 1976).
`
`Weanalyze the asserted grounds of unpatentability in accordance with
`
`these principles. We note that our analysis is guided also by 37 C.F.R.
`
`§ 42.108(c), whichstates that “[t]he Board’s decision will take into account
`
`a patent ownerpreliminary response where such a responseisfiled,
`
`including any testimonial evidence, but a genuine issue of material fact
`
`> At this stage ofthe proceeding,the parties have not directed our attention
`to any objective evidence of non-obviousness.
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`IPR2016-01790
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`created by such testimonial evidence will be viewedin the light most
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`favorable to the petitioner solely for purposes of deciding whether to
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`institute an inter partes review.”
`
`C. Level ofOrdinary Skill in the Art
`
`Petitionerasserts that a person of ordinary skillin the art “would have
`
`a degree in a related field of science including physics, mechanical or
`
`electrical engineering, or equivalent coursework,and at least two years of
`
`experiencein the area of automotive safety systems with the equivalent of a
`
`post-graduate education, such as a master’s degree or equivalent knowledge
`
`obtained through work experience, and several years of experience in the
`design ofvehicle occupant protection systems.” Pet. 12; Ex. 1 003 ¥ 39.
`Patent Owner doesnot addressthe level of ordinary skill in the Preliminary
`
`Response, but Mr. Nraniantestifies that such a person “would haveat least a
`
`Bachelor’s degreein electrical, electronic, mechanical, or automotive
`
`engineering, and at least three years of experience in the integration of
`
`airbag, safety, and vehicle occupant protection devices in automotive
`
`vehicles, or equivalent knowledge obtained through work experiencein the
`
`relevantfield.” Ex. 2005 § 36.
`
`For purposes of this Decision, and based on the parties’ proposed
`
`definitions and the record now before us, we adopt the following definition
`
`of one of ordinary skill in the art: a person having at least a Bachelor’s
`
`degree in physics,or electrical, electronic, mechanical, or automotive
`
`engineering, or equivalent coursework, and having several years of
`
`experiencein the design of vehicle occupant protection systems in
`
`automotive vehicles, or equivalent knowledge obtained through work
`
`experience in the relevant field. The level of ordinary skill in the art further
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
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`is reflected by the prior art of record. See Okajima v. Bourdeau, 261 F.3d
`
`1350, 1355 (Fed. Cir. 2001); In re GPAC Inc., 57 F.3d 1573, 1579 (Fed. Cir.
`
`1995); In re Oelrich, 579 F.2d 86, 91 (CCPA 1978).
`
`D. Asserted Obviousness in View of, At Least in Part, Leising and Lau
`
`Petitioner asserts that claims 1, 6, 8, 10, 12, 17-21, 26, 27, 33, 39, 43,
`
`and 44 are unpatentable under 35 U.S.C. § 103(a) as obvious in view of
`
`Leising and Lau. Pet. 23-44. Petitioner further asserts that claims 2, 3, 11,
`
`28-32, and 41 are unpatentable under 35 U.S.C. § 103(a) as obvious in view
`
`of Leising, Lau, and Davis; that claims 4 and 13-15 are unpatentable under
`
`35 U.S.C. § 103(a) as obvious in view of Leising, Lau, and Daniel; that
`
`claims 5, 7, 34, and 35 are unpatentable under 35 U.S.C. § 103(a) as obvious
`
`in view of Leising, Lau, and Kaji; that claims 9, 38, 40, 42, and 44 are
`
`unpatentable under 35 U.S.C. § 103(a) as obviousin view of Leising, Lau,
`
`and Steffens; that claims 22, 24, and 25 are unpatentable under 35 U.S.C.
`
`§ 103(a) as obviousin view of Leising, Lau, and Suzuki; that claim 16 is
`
`unpatentable under 35 U.S.C. § 103(a) as obvious in view of Leising, Lau,
`
`and Paxton; and that claim 23 is unpatentable under 35 U.S.C. § 103(a) as
`
`obvious in view of Leising, Lau, Suzuki, and Marlow. Id. at 44-66.
`
`Patent Ownerarguesthat the cited combination of Leising and Lau
`
`does not disclose all elements of the independent claims, and that Petitioner
`
`has not provided a sufficient reason to combine these references with a
`
`reasonable expectation of success. Prelim. Resp. 28-60. We have reviewed
`
`the parties’ contentions and supporting evidence. Given the evidence onthis
`
`record, and for the reasons explained below, we determinethat the
`
`information presented showsa reasonable likelihood that Petitioner would
`
`prevail on these asserted grounds.
`
`Lv
`
`
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`IPR2016-01790
`Patent 9,043,093 B2
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`1. Summary
`
`of Leisin
`
`Leising relates to an “[i]nflatable restraint apparatus for automotive
`
`vehicle occupants including an inflatable torso bag structure” and
`
`“TijJnflatable side curtains .. . deployed from the roof.” Ex. 1005, at [57].
`
`Figure 2 of Leising is reproduced below.
`
`Figure 2, reproduced above,illustrates a plan view of a vehicle including a
`
`restraint system. Jd. at 2:46-50. The inflatable restraint apparatus of
`
`Leising includestorso restraining bag 43 and side curtain 41. Jd. at 1:33-38,
`
`3:32—33. Gas source 33 supplies gasto the inflatable restraints. Jd. at 3:24—
`
`25. Gas reservoir 35 is connected to conduit 37, which extends along the
`
`roof to housing area 39, whichis located in the roof over the front seat area.
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`Id. at 3:27-31. Conduit 37 is connected to side curtain 41 and torso bag 43.
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`Id. at 3:32-33.
`
`“The side curtains and inflated torso restraining bag may be
`
`interconnectedto facilitate positioning or filling of the inflated structures.”
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`Id. at [57]; see id. at 4:19-23. When deployed,the side curtains extend
`
`1]
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`
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`downwardly between the passenger and the door. Jd. at 4:40-41, 5:34—35.
`
`Prior to deployment,the restraint apparatusis “adapted to be conveniently
`
`and aesthetically stowed in the vehicular roofstructure.” Jd. at 5:36—39.
`
`Figure 8 of Leising is reproduced below.
`
`
` cts=SSwed-ma
`
`
`Figure 8, reproduced above,is an enlarged side elevation of a side curtain
`
`forming part of the restraint apparatus of Leising. Jd. at 2:62-63.
`
`A plurality of restraining webs 53 maintain side curtain 41 in a generally flat
`
`condition upon inflation. Id. at 3:43—46. Each web 53 includes a notch or
`
`recess 55 at upper and lower endsthereof. Jd. at 3:50—-51.
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`2. Summary of Lau
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`Laurelates to airbag assembly 30, which includesinflator 38, front
`
`seat air bag 40 andrear seat air bag 42. Ex. 1006, 2:12—15. Figure 1 of Lau
`
`is reproduced below.
`
`
`
`Figure 1, reproduced above,is a side view of a vehicle showing front and
`
`rear seat air bags 40, 42 in the deployed condition. Jd. at 1:39-42. In the
`
`deployed positions, the “air bags extend between the seated occupants and
`
`the adjacent vehicle door.” Jd. at 2:32-34. Prior to deployment,“air
`
`bags 40 and 42 are rolled to a stored condition and respectively concealed
`
`behind break away doors 43 and 45 .. . which conceals the air bag from
`
`view.” Id. at 2:15—18.
`
`3. Claims 1, 6,8, 10, 12, 17-21, 26, 27, 33, 39, 43, and 44:
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`Obviousness in view of Leising and Lau
`
`Petitioner’s Contentions Regarding Independent Claims 1, 26, 39, and 43
`
`Claim 1 recites an “airbag system of a vehicle.” As discussed above,
`
`Leising and Lau each disclose such an airbag system. See Pet. 12-16.
`
`Claim 1 further recites that the airbag system includes “a single airbag
`
`extending acrossat least two seating positions of a passenger compartment
`
`13
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`of a vehicle, the single airbag arranged to deploy into the passenger
`
`compartmentalonga lateral side of the vehicle and adjacent each ofthe at
`
`least two seating positions.” Further, the claimed “at least two seating
`
`positions”include “a first seating position in a first seat row ofseats ofthe
`
`vehicle and a second seating position in a second seat row ofseats of the
`
`vehicle longitudinally displaced from thefirst seat row of seats, along the
`
`lateral side of the vehicle.” In other words, “the airbag for the front and rear
`
`seats are combined,i.e., the airbag deploys along substantially the entire side
`
`of the vehicle alongside both the front seat and the rear seat.” Ex. 1001,
`
`65:29-32.
`
`Petitioner relies on the combination of Leising and Lau as teaching
`
`these claim features. See Pet. 23-29, 31. Petitioner asserts that “Leising
`
`relates to an inflatable side curtain airbag deployed from the roof of a
`
`vehicle.” Jd. at 12 (citing Ex. 1005, at [57]). In particular, side curtain 41 of
`
`Leising “is arranged to deploy from the roof into the passenger compartment
`
`along a lateral side of the vehicle.” Jd. at 23 (citing Ex. 1005, at [57], 3:38-
`
`48, 6:66-5:11, 5:36-39, Figs. 1-3). According to Petitioner, while
`
`“TLeising’s airbag does not explicitly extend across two longitudinally
`
`displaced seating positions alonga lateral side of the vehicle,” Leising does
`
`include “explicit disclosure of integrating multiple airbag portionsthat
`
`extend across multiple occupants to form a single airbag.” Id. at 24, 26
`
`(citing Ex. 1005, 4:19—23; Ex. 1003 ¢ 100). Leising teaches a second row of
`
`seats (i.e., the back seats) that are longitudinally displaced from the first row
`
`of seats (i.e., the front seats). Jd. at 31 (citing Ex. 1005, 3:19-21, Figs. 2, 3).
`
`Petitioner argues that “it would have been obviousto extend side
`
`curtain 41 [of] Leising to protect rear seat occupants” andthat “[a] side
`
`14
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`IPR2016-01790
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`airbag curtain extending from the front seat to the rear seat was known as
`
`early as 1965.” Jd. at 24 (citing Ex. 1003 4 87; Ex. 1017). Thus, according
`
`to Petitioner, “[e]xtending a single airbag across the passenger
`
`compartment .
`
`.
`
`. would have been a viable alternative design which
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`[a person of ordinary skill in the art] would have found obviousto try,” and
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`“such a design would have simply combinedprior art elements according to
`
`known methodsto yield predictable results.” Jd. at 25 (citing Ex. 1003
`
`4 105).
`
`Petitioner additionally points to the regulatory environment, which by
`
`1995 included newside impact regulations, as evidence that “it would have
`
`been obvious to extend Leising’s side curtain 41 to the rear seat for back seat
`occupant safety” and that the “extension could be made by elongating and
`enlarging Leising’s side curtain 41, its housing, and roof storage area along
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`the entire length of the roof.” Jd. at 26; Ex. 1003 4 100.
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`Petitioner further relies on Lau, for its express teaching of an airbag
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`assembly that providesside airbag protection for both front and rear
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`occupants. Pet. 27 (citing Ex. 1003
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`103); see Ex. 1006, Fig. 1. According
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`to Petitioner, Leising and Lau are “[i]n the samefield (i.e., airbags in
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`vehicles)” and “address the same problem (i.e., how to effectively provide
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`side airbag protection during an accident).” Pet. 27; Ex. 1003 § 106.
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`Petitioner, thus, asserts that “|i]t would have been obviousto [a person of
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`skill in the art] to extend Leising’s side curtain 41 to protect occupants in the
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`rear seat based on Lau.” Pet. 27; Ex. 1003 { 106.
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`The airbag system of claim 1 further includes “a cover interposed
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`betweenthe single airbag and the passenger compartment to coverthe single
`airbag prior to deployment.” Petitioner notes that “Leising discloses side
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`curtain 41 is stowed in the vehicular roof structure but does not expressly
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`disclose a ‘cover.’”
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`Pet. 29. Petitioner asserts, however, that it would have
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`been obvious to use break away doors as taught in Lau (see Ex. 1006, 2:14—
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`17, Fig. 1), to store the airbag of Leising in an aesthetic manner. Pet. 29;
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`Ex. 1003 § 111. According to Petitioner, “the break away doors would be
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`placed in the roof area and would provide the expected result of allowing the
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`side curtain of Leising to deploy when needed, while keeping the side
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`curtain concealed from view before use.” Pet. 29; Ex. 1003 9 111.
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`Claim 1 furtherrecites “a single gas-providing system that has only
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`one inflator that providesgasto inflate the single airbag and whichis
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`arranged apart from the single airbag.” Petitioner points to “single gas
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`source 33, having oneinflator 35 .
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`.
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`. for supplying gas to side curtain 41,” as
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`teaching this claim feature. Pet. 29-30 (citing Ex. 1005, 3:23—25, Figs. 2,
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`3); Ex. 1003 9 112. According to Petitioner, “it was known to use a single
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`energy source for two airbags and would have been desirable to achieve
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`low-cost, small, and efficient cars.” Pet. 25 (citing Ex. 1003 § 105;
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`Ex. 1005, 3:23—31). Thus, according to Petitioner, “[e]xtending a single
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`airbag across the passenger compartmentwith a single inflator would have
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`been a viable alternative design which [a person ofordinary skill in the art]
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`would have found obviousto try,” and “such a design would have simply
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`combinedprior art elements according to known methodsto yield
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`predictable results.” Jd. (citing Ex. 1003 4 105). Petitioner further notes that
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`Lau discloses inflator 38 to generate inflation gas for both front occupant
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`bag 40 and rear occupant bag 42. Id. at 30 (citing Ex. 1006, 2:28-34).
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`According to Petitioner, a person of ordinary skill in the art “would realize a
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`separate airbag with its owninflator is not needed for the rear seat because
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`Leising and Lau both disclose using a single inflator for multiple airbag
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`portions.” Id.; Ex. 1003 § 114.
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`Regarding the claimed “conduit leading from the single gas-providing
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`system to provide gasto inflate the single airbag, the conduit being arranged
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`to deliver the gas from the single gas-providing system into the single
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`airbag,” Petitioner points to tube 37 that extends from single gas reservoir 35
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`to side curtain 41, and delivers gas thereto, as disclosing this claim feature.
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`Pet. 30 (citing Ex. 1005, 3:28-33, Figs. 2, 3).
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`Finally, claim 1 recites that “the single airbag has a plurality of
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`compartments for receiving the gas, and wherein the plurality of
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`compartments are in flow communication with each other.” Petitioner
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`points to disclosure in Leising of the use of “restraining webs 53 to form a
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`plurality of compartments, in a vertical direction,” as teaching this claim
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`feature. Id. at 31-32 (citing Ex. 1005, 2:62—63, 3:1—2, 3:43-49,Figs. 8, 10,
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`11); Ex. 1003 | 118. Petitioner further asserts that “restraining webs 53 do
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`not extendthe entire length of side curtain 41,” and, thus, “the compartments
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`in side curtain 41 are in flow communication.” Pet. 32—33 (citing Ex. 1005,
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`3:37-42,Figs. 8, 10, 11; Ex. 1003 4 119).
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`Regarding independentclaims 26, 39, and 43, Petitioner relies on
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`similar arguments and evidence as presented with respect to claim 1. See
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`Pet. 38-39, 41-43; Ex. 1003130-131, 136-139.
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`Patent Owner’s Contentions Regarding the Independent Claims
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`In its Preliminary Response, Patent Owner arguesthat several
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`limitations of the independent claims are missing from Petitioner’s proposed
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`combination. See Prelim. Resp. 28-30, 57-60. Specifically, Patent Owner
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`asserts that the cited combination does not teach or suggest “a single airbag
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`extending across .
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`.
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`. a lateral side of the vehicle” across two passenger
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`compartments; or “a plurality of compartments [with] flow communication.”
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`Id. Patent Owneralso argues that Petitioner fails to show that it would have
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`been obvious to modify Leising in view of Lau with any reasonable
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`expectation of success. Jd. at 30-57. We address each of Patent Owner’s
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`arguments in turn.
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`“single airbag extending across .. . a lateral side ofthe vehicle”
`across two passenger compartments
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`Patent Owner arguesthat the “combination of Leising and Lau would
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`not have taught or suggested ‘a single airbag extending acrossa lateral side
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`of the vehicle’ across two passenger compartments, as required by each of
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`the challenged independent claims.” Prelim. Resp. 28. In this regard, Patent
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`Ownerarguesthat Petitioner “admitted that ‘Leising’s airbag does not
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`explicitly extend across two longitudinally displaced seating positions along
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`a lateral side of the vehicle’” (id. (quoting Pet. 24)) and that “Lau teaches
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`two separate air bags”(id. at 29 (citing Ex. 1006, 2:12-14)). Patent Owner
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`continues, arguing that “Lau makes no mention ofa single air bag extending
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`laterally across front and rear seating positions, let alone teach or explain
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`howoneofordinary skill in the art would achieve such an air bag,” and that
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`“the two air bags of Lau collectively do not extend across the area between
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`the two rowsofseats(i.e., the B-pillar).” Jd. (citing Ex. 2005 {ff 44, 45,
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`172-173).
`Patent Owner’s arguments focus on the referencesindividually,
`whereasPetitioner’s asserted groundis based upon the teachings of the
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`combination. See In re Keller, 642 F.2d 413, 426 (CCPA 1981) (holding
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`that nonobviousnesscannot be established by attacking references
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`individually where the ground of unpatentability is based upon the teachings
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`of a combination of references). Contrary to Patent Owner’s arguments,
`Petitioner doesnot rely on Lau for a teaching of a single airbag extending
`across two rowsofseats. Instead, as discussed above, Petitioner’s proposed
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`combination relies on disclosure in Lau of airbag protection of both front
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`and back seat passengers(rather than on Lau’s use of two airbagsto do so),
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`as evidencethat one of skill in the art would havealso considered safety
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`protection for rear seat occupants, and would have found it obviousto
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`extend the side airbag of Leising in order to protect also passengers in the
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`back seat. See, e.g., Pet. 27 (citing Ex. 1003 $j 103, 107). Further,
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`Petitioner, relying on testimony from Dr. Rouhana, describes how such an
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`extension of Leising’s airbag could be accomplished. See id. at 26-27
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`(citing Ex. 1003 Jf 100-103). We have consideredPetitioner’s arguments
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`and evidencein light of Patent Owner’s arguments and evidence presented
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`in its Preliminary Response. On the record now before us, weare persuaded
`that Petitioner has shown a reasonable likelihood of prevailing in
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`demonstrating that it would have been obviousto extendthe side airbag of
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`Leising in orderto protect also passengers in the back seat, based on the
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`knowledgeof one of ordinary skill in the art and the teachings of Lau. Thus,
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`weare persuaded that Petitioner has shown a reasonable likelihood of
`demonstrating that the combination of Leising and Lau teaches or suggests
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`“single airbag extending across. .
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`. a lateral side of the vehicle” across two
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`passenger compartments, as claimed.
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`“plurality ofcompartments [with]flow communication”
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`Patent Ownerarguesthat the portions of Leising upon which
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`Petitioner relies to showaplurality of compartments, “do not, in fact, show
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`more than one compartment.” Prelim. Resp. 58 (citing Ex. 1005,
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`Figs. 8, 11). Rather, according to Patent Owner, “Leising explicitly states
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`that the purpose ofthe restraining websis to maintain the side curtain in a
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`flat condition uponinflation.” Jd. (citing Ex. 1005, 3:43-46). Patent Owner
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`continues, arguing that
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`Petitioners’ assertion that “Figure 11... is a sectional view
`showing the compartments of the side curtain 41,” is also
`wrong. Figure 11 is not a sectional view of the side curtain 41
`as alleged by Petitioners; it is instead a section view of only a
`fragment of the side curtain 41: “FIG. 11 is a fragmentary
`section taken through the mid portion of the curtain shown in
`FIG. 10” (Exhibit 1002, col. 3, ll. 1-2). That is, FIG 11 shows
`only the center portion of the side curtain containing the
`restraining webs. Accordingly, FIG.
`11 does not show a
`plurality of compartments in flow communication (id. at { 205).
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`Id. at 59.
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`Based on the record now before us, we do not find Patent Owner’s
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`arguments persuasive. Figure 11 of Leising showsrestraining webs 53
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`dividing side curtain 41 into several sections, or compartments. Further,
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`regardless of the stated function of restraining webs 53, as can be seen in
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`Figures 8-10 of Leising, restraining webs 53 include an “elongated notch or
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`recess 55 at the upper and lower endsthereof,” through whichair will flow
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`uponfilling of side curtain 41, thus allowing flow communication between
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`the compartments. Ex. 1005, 3:50—53.
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`Patent Owneralso presents arguments directed to the airbags of Lau
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`(see Prelim. Resp. 59), however, Petitioner does not rely on Lau for teaching
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`this disputed limitation.
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`Wehave considered Petitioner’s arguments and evidencein light of
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`Patent Owner’s arguments and evidence presented in its Preliminary
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`Response. On the record now before us, we are persuadedthat Petitioner
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`has shown a reasonablelikelihood of demonstrating that the combination of
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`Leising and Lauteachesor suggests a “plurality of compartments [with]
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`flow communication with each other,” as claimed.
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`Reason to Combine and Reasonable Expectation ofSuccess
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`Patent Ownerarguesthat Petitioner “fail[s] to provide any evidence ~
`whatsoever that combining the various portions of the references would
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`achievethe particular structure of a single airbag extendinglaterally across
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`two passen