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`IN THE UNITED STATES PATENT AND TRADEMARK
`OFFICE
`
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`
`CISCO SYSTEMS, INC.
`Petitioner,
`v.
`REALTIME ADAPTIVE STREAMING, LLC
`Patent Owner.
`
`
`Case: IPR2018-01384
`U.S. Patent No. 8,934,535
`
`
`PETITIONER POWER OF ATTORNEY PURSUANT TO
`37 C.F.R. § 42.10(b) FOR PETITION FOR INTER PARTES REVIEW
`
`
`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, Cisco Systems, Inc. hereby appoints the following practitioners as
`Cisco Systems, Inc.’s attorneys to transact all business in the United States Patent
`and Trademark Office in connection with the above-captioned inter partes 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
`asommer@winston.com
`
`Louis L. Campbell (Reg. # 59,963) – Back-up Counsel
`WINSTON & STRAWN LLP
`275 Middlefield Rd., Ste. 205
`Menlo Park, CA 94025
`
`Tel: (650) 858-6500
`Fax: (650) 858-6550
`llcampbell@winston.com
`Katherine Vidal (Reg. # 46,333) – Back-up Counsel
`WINSTON & STRAWN LLP
`275 Middlefield Rd., Ste. 205
`Menlo Park, CA 94025
`
`Tel: (650) 858-6500
`Fax: (650) 858-6550
`kvidal@winston.com
`[SIGNATURE PAGE FOLLOWS]
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`The individual signing below has the authority to execute this document on behalf
`of Cisco Systems, Inc.
`
`
`Signature
`
`Xiao Chang
`Print Name
`
`Senior Corporate Counsel
`Title
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`Date
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`3
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