`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`ARRIS GROUP, INC.
`Petitioner
`
`v.
`
`C-CATION TECHNOLOGIES, LLC
`Patent Owner
`
`Case: IPR2014-00746
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`PETITIONER'S POWER OF ATTORNEY
`
`Mail Stop PATENT BOARD
`Patent Trial and Appeal Board
`United States Patent and Trademark Office
`PO Box 1450, Alexandria, Virginia 22313-1450
`Submitted Electronically via the Patent Review Processing System
`
`
`
`Petitioner, ARRIS Group, Inc. hereby appoints the following practitioners as
`
`ARRIS's attorneys to transact all business in the United States Patent and
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`Trademark Office in connection with the above-captioned inter pates review.
`
`Andrew R. Sommer (Reg.# 53,932}—Lead Counsel
`
`WINSTON & STRAWN LLP
`1700 K Street, N.W.
`Washington, DC 20006-3817
`Tel: (202) 282-5000
`Fax: (202) 282-5100
`
`Jonathan E. Retsky (Reg.# 34,415)---Back-Up Counsel
`WINSTON & STRAWN LLP
`35 West Wacker Drive
`Chicago, IL 60601
`Tel: (312) 558-3791
`Fax: (312) 558-5700
`
`The individual signing below has the authority to execute this document on
`
`behalf of ARRIS Group, Inc.
`
`~~
`
`5 l ~
`Date
`
`~.
`
`Sign
`
`e
`
`Print Na e
`
`
`
`§ 42.6(e)—CERTIFICATION OF SERVICE
`
`In accordance with § 42.6(e)(1), the undersigned certifies that on the thir-
`teenth day of May 2014, the above Petitioners' Power of Attorney was served on
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`the patent owner at the correspondence address of record for the subject patent,
`
`ALEXANDER L. CHENG
`12 HIDDEN GLEN ROAD
`Sc~sDai,E, NY 10583
`
`by EXPRESS MAIL postage prepaid.
`
`Respectfully submitted,
`
`/Andrew R. Sommer/
`Andrew R. Sommer
`(Reg. No. 53,932)
`Counsel for Petitioner ARRIS Group,
`Inc.
`
`Dated: May 13, 2014
`
`WINSTON & STRAWN LLP
`1700 K Street NW
`Washington, DC 20006