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`01/30/2020
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`PATENT ASSIGNMENT COVER SHEET
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`Electronic Version v1.1
`Stylesheet Version v1.2
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`EPASID: PAT5938637
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`SUBMISSION TYPE:
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`NEW ASSIGNMENT
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`
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`NATURE OF CONVEYANCE: ASSIGNMENT
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`CONVEYING PARTY DATA
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`
`Name
`Execution Date
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`MINHUA CHEN
`
`YANFENG ZHANG
`
`CHUNXIANG HUANG
`
`XIAOYU ZHANG
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`01/20/2020
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`01/20/2020
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`01/20/2020
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`01/20/2020
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`RECEIVING PARTY DATA
`Name:
`(
`)
`CRYSTAL PHARMACEUTICALS (SUZHOU) CO., LTD.
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`Street Address:
`B4-301, BIOBAY
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`
`City:
`SUZHOU, JIANGSU
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`State/Country:
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`CHINA
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`215123
`Postal Code:
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`
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`PROPERTY NUMBERS Total: 1
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`Property Type
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`Application Number:
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`16777121
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`CORRESPONDENCE DATA
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`(617)607-9200
`Fax Number:
`Correspondencewill be sent to the e-mail addressfirst; if that is unsuccessful, it will be sent
`using a fax number, if provided; if that is unsuccessful, it will be sent via US Mail.
`Phone:
`617-449-6500
`Email:
`gcoy@mccarter.com
`Correspondent Name:
`STEVEN G. DAVIS
`AddressLine 1:
`MCCARTER & ENGLISH, LLP
`AddressLine 2:
`265 FRANKLIN STREET
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`AddressLine 4:
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`BOSTON, MASSACHUSETTS 02110
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`ATTORNEY DOCKET NUMBER:
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`134070-01602
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`NAME OF SUBMITTER:
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`XIAOYUAN DING
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`SIGNATURE:
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`DATE SIGNED:
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`Total Attachments: 6
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`/XIAQYUAN DING/
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`01/30/2020
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`505891936
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`Page 1 of 8
`Page 1 of 8
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`PATENT
`REEL: 051675 FRAME: 0961
`EISAI EXHIBIT 1044
`EISAI EXHIBIT 1044
`Eisai v. Crystal Pharm.
`Eisai v. Crystal Pharm.
`PGR2021-00047
`PGR2021-00047
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`
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`source=Executed_Assignment_134070_01602#page1 .tif
`source=Executed_Assignment_134070_01602#page2.tif
`source=Executed_Assignment_134070_01602#page3.tif
`source=Executed_Assignment_134070_01602#page4.tif
`source=Executed_Assignment_134070_01602#page5.tif
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`source=Executed_Assignment_134070_01602#page6.tif
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`Page 2 of 8
`Page 2 of 8
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`PATENT
`REEL: 051675 FRAME: 0962
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`Attorney Docket Number:
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`ASSEGNMENT
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`In consideration of One Dollar ($1.00), and other good and valuable consideration,
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`the receipt of which is hereby acknowledged, We the undersigned, CHEN,Minhna;
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`ZHANG, Yanfeng; HUANG, Chunxiang; ZHANG, Miaoyn(hereinafter referred to as
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`"ASSIGNOR"):
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`Herebysell, assign and transfer to Crystal Pharmaceutical Suzhou) Co., Ltd.
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`(hereinafter referred to as "ASSIGNEE"), a corporation of China, having a place of
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`business at B4-301, Biobay, 218 Xinghu Street, Suzhou Indusinal Park,Suzhou, Jiangsu,
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`215123 China , its successors, assigns and legal representatives, the entire right, title and
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`interest for the United States and all foreign countries, in and to the mvention which is
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`disclosed in the application for United States Letters Patent, which is the U.S. national
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`stage applicationof International PCT Application No. PCT/CN2618/097797, filed on July
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`34, 2018, and whichis entitled
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`CRYSTAL FORM OF OREXIN RECEPTOR ANTAGONIST, PREPARATION METHOD
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`THEREFOR AND USE THEREOP
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`and in and to said application and all provisional, divisional, continuing, substitute,
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`renewal, reissue, and all other applications for Letters Patent which have been or shall be
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`filed in the United States and all foreign countries on said invention; and im and to all
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`original, reissued and other patents and certiticates of invention which have been or shall
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`be issued in the United States andall foreign countries on said invention;
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`Agree that said Assignee may apply for and receive Letters Patent for said
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`invention in its own name, and that, when requested, without further consideration from or
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`charge to, but at
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`the expense of said Assignee,
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`its successors, assigns and legal
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`representatives, to carry out in good faith the mtent and purpose of this assignment, the
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`undersigned will execute all divisional, continuing, substitute, renewal, reissue, and all
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`Page 3 of 8
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`REEL: 051675 FRAME: 0963
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`
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`other patent applications on said invention; execute all rightful oaths, assignments, powers
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`of attorney and other papers; communicate to said Assignee, its successors, assigns, and
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`representatives, all facts known to the undersigned relating to said invention and the
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`history thereof; and generally do everything possible which said Assignee, its successors,
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`assigns or representatives shall consider desirable for aidmeg in securing and maintaining
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`proper patent protection for said mvention and for vesting title to said mvention and all
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`applications for patents and all patents on said mvention, im said Assignee, ifs successors,
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`assigns and legal representatives; and
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`Covenant with said Assignee, its successors, assigns and legal representatives that
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`no assignment, grant, mortgage, heense or other agreement affecting the rights and
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`property herem conveyed has been made to others by the undersigned, andthat full right to
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`convey the same as herein expressed is possessedby the undersigned.
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`Page 4 of 8
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`REEL: 051675 FRAME: 0964
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` 7 oan ,2020.
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`eayohla he
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`Witness Printed Name: Linlin Zhaoititsti‘is™SOS™~*~*~*~*S”OOOCO™
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`Witness Signature: Linkin_Lad Date:June,Lo
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`Minhua Chen
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`} aps
`;
`ve
`ve
`Witness Printed Name: Geibei Li
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`Witness Signature: _Perbebe—_ DateA.A,WV)Ye_
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`A
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`.
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`Page 5 of 8
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`Page 3 of 6
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`REEL: 051675 FRAME: 0965
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`Executed this Zoth, day of Jan nary , 2028,
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`Jreqia tin
`Witness Signature:
`Witness Printed Name:fie Leu
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`8
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`a
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`YANFPENG ZHANG
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`Date:_loum,20,260seeeeneenee_
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`Witness Printed Name:,<4 0.04 5
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`Witness Signature:
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`LE: pA ba
`Ber her Lo
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`Page 6 of 8
`Page 6 of 8
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`PATENT
`REEL: 051675 FRAME: 0966
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`ExecutedthisZothdayof_Jaan2020.
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`Witness Signature: Livdew Lowe Date:fan10,WP,
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`Witaess Printed Name: Linkin Zhao
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`Witness Signature:—J6PehbaLy Date. Beith2YOR
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`Witness Printed Name: Beibei Li
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`Page 7 of 8
`Page 7 of 8
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`Page 5 of 6
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`PATENT
`REEL: 051675 FRAME: 0967
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`Executed this Zavh day of_Jan LAI, 2020.
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`Sdneg aati
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`thang “Alaoyu
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`Witness Signature: _Lorton-Llowe
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`Witness Printed Name: Linlin Zhao
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`pateIw.0,wie_
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`.
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`Witness Signature:_J4Ps |ps La} Datta5DO_
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`8 Doyo. ye
`Witness Printed Name: Beibei Li
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`uv
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`Page 8 of 8
`Page 8 of 8
`RECORDED: 01/30/2020
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`PATENT
`REEL: 051675 FRAME: 0968
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