`
`BEFORE THE PATENT TRIAL ANDAPPEAL BOARD
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`SPRINT SPECTRUM L.P., CELLCO PARTNERSHIP D/B/A VERIZON
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`WIRELESS, AND AT&T MOBILITY LLC
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`Petitioners
`
`V.
`
`ADAPTIX, INC.
`
`Patent Owner
`
`
`
`
`
`U.S. Patent No. 8,934,375
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`SPRINT SPECTRUM L.P.’S POWER OF ATTORNEY
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`Petitioner Sprint Spectrum L.P. (“Sprint”) hereby appoints the following
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`practitioners as its attorneys to transact all business in the United States Patent &
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`Trademark Office associated with the inter partes review(s) of U.S. Patent No.
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`8,934,375:
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`
`
`
`
`
`
`Robert C. Hilton (Reg. No. 47,649)
`rhilton@mcguirewoods.com
`MCGUIREWOODS LLP
`- 2000 McKinney Ave., Suite 1400
`Dallas, TX 75201
`(214) 932-6400
`(214) 932-6499 (Fax)
`
`George B. Davis (Reg; No. 68,205)
`gdaVis@mcguirewoods.com
`MCGUIREWOODS LLP
`800 East Canal St.
`
`Richmond, VA 23219
`(804) 775-1000
`(804),. 775-2016 (Fax)
`
`The individual signing below has the authority to execute this document on behalf
`
`
`
`March '13, 2016
`Date
`
`Sprint Spectrum L.P.
`Sprint Solutions, Inc.
`Virgin Mobile USA, L.P.
`Boost Mobile, LLC
`Sprint Corporation