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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`SAMSUNG ELECTRONICS CO., LTD.,
`SAMSUNG ELECTRONICS AMERICA, INC., and GOOGLE LLC,
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`Petitioners
`v.
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`XR COMMUNICATIONS, LLC D/B/A VIVATO TECH.,
`
`Patent Owner
`
`Case IPR2022-01362
`
`U.S. Patent No. 10,715,235
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`POWER OF ATTORNEY PER 37 C.F.R. § 42.10(b)
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`
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`Petitioner Samsung Electronics America, Inc. hereby appoints the registered
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`practitioners associated with Arnold & Porter Kaye Scholer LLP account number
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`50-2387 to represent it and to transact all business in the Patent Trial and Appeal
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`Board of the United States Patent and Trademark Office in connection with the
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`above-captioned Inter Partes Review of U.S. Patent 10,715,235. Petitioner hereby
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`designates the following lead and backup counsel:
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`Lead Counsel
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`Back-up Counsel
`
`Ali R. Sharifahmadian, Reg. No. 48,202
`(ali.sharifahmadian@arnoldporter.com)
`
`Paul Margulies (Reg No. 59,580)
`paul.margulies@arnoldporter.com
`
`Arnold & Porter Kaye Scholer LLP
`601 Massachusetts Ave., NW
`Washington, DC 20001-3743
`Tel: 202-942-5000
`Fax: 202-942-5999
`
`Arnold & Porter Kaye Scholer LLP
`601 Massachusetts Ave., NW
`Washington, DC 20001-3743
`Tel: 202-942-5000
`Fax: 202-942-5999
`
`Signature:
`
`Name: Jordan Flournoy
`
` Date: August 9, 2022
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`Title: Senior Director, Litigation
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`,
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`Representing Samsung Electronics America, Inc.
`
`1
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`
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`CERTIFICATE OF SERVICE
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`Pursuant to 37 CFR §§ 42.6(e)(4)(i) et seq. and 42.105(b), the
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`undersigned certifies that on August 10, 2022, a complete and entire copy of this
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`Power of Attorney per 37 C.F.R. § 42.10(b) was provided via Federal Express,
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`to the Patent Owner by serving the correspondence address of record as follows:
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`Klein, O’Neill & Singh, LLP
` 30 Corporate Park
`Suite 211
`Irvine CA 92606
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`A courtesy copy was also sent via electronic mail to Patent Owner’s litigation
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`counsel listed below:
`
`Christian W. Conkle (cconkle@raklaw.com)
`Jason M. Wietholter (jwietholter@raklaw.com)
`Minna Y. Chan (mchan@raklaw.com)
`Paul A. Kroeger (pkroeger@raklaw.com)
`Philip X. Wang (pwang@raklaw.com)
`Reza Mirzaie (rmirzaie@raklaw.com)
`
`/Ali R. Sharifahmadian/
`Ali R. Sharifahmadian (Reg. No. 48,202)
`Counsel for Petitioners
`
`2
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`