`
`(PATENT)
`
`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
`
`PATENT TRIAL AND APPEAL BOARD
`
`Inter Parres Review of U.S. Patent No. 8,309,943
`Inter Parres Review of U.S. Patent No. 7,435,982
`Inter Partes Review ofU.S. Patent No. ?,786,455
`Inter Parres Review of U.S. Patent No. 8,525,138
`Inter Partes Review of U.S. Patent No. 8,969,841
`Inter Partes Review of U.S. Patent No. 9,048,000
`
`Smith et all; Issued: Nov. 13, 2012
`Smith; Issued: Oct. 14, 2008
`Smith; Issued: Aug. 31, 2010
`Smith at al.; issued: Sep. 3, 2013
`Smith; Issued: Mar. 3, 2015
`Smith; Issued: June 2, 2015
`
`Mail Stop PATENT BOARD-
`Patent Trial and Appeal Board
`Commissioner for Patents
`P.0. Box 1450
`
`Alexandria, VA 22313-1450
`
`POWER OF ATTORNEY
`
`Dear SirfMadam:
`
`_
`
`The undersigned hereby appoints the following attorneys andfor agents to prosecute the
`
`above captioned Inter Partes Reviews and transact all business in the U.S. Patent and Trademark
`
`Office connected herewith:
`
`All practitioners at Customer Number 23483.
`
`Address all communicationsto:
`
`WILMER CUTLER PICKERING HALE AND DORR LLP
`60 State Street
`
`Boston, MA 02109
`(617) 526-6000
`
`Address all e-mails and telephone calls to lead and back-up counsel (each associated with
`
`the above Customer Number), listed below:
`
`
`
`Patent N03,: 3,309,943; 7,435,932; 7,786,455;
`3,525,133; 8,969,841; and 9,048,000
`
`Docket No.: 010794500235
`
`Donald R. Steinberg (Lead Counsel, PTO Reg. No. 379,241)
`Don.Steinber wilmerhaiecom
`Direct: 6| 7'-526-6453
`
`WILMER CUTLER PICKERING HALE AND DORR LLP
`60 State Street
`
`Boston, MA 02109
`
`David L. Cavanaugh (Backup Counsel, PTO Reg. No. 36,476)
`David.Cavanaugh@wilrr1erhale.com
`Direct: 202-663-6025
`
`Michael H. Smith (Backup Counsel, PTO Reg. No. 7 L190)
`Michael}-I.Smith@wilmerhale.com
`Direct: 202-663-6055
`
`WILMER CUTLER PICKERTNG HALE AND DORR LLP
`
`18?S Pennsylvania Ave, NW
`Washington, DC 20006
`
`Qi
`
`For:
`
`
`Name:
`
`iq Phgonics GmbH & Co. KG
` Dated: %V
`
`I
`
`Title:/L{aJ/L0-6{U3 0: r¢cJ{0T