`December 10, 2019
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`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`HTC CORPORATION, HTC AMERICA, INC., and
`SAMSUNG ELECTRONICS AMERICA, INC.,
`Petitioner,
`v.
`UNILOC 2017 LLC,
`Patent Owner
`
`Case IPR2018-015891
`Patent 7,653,508 B1
`
`AMENDED POWER OF ATTORNEY OF PETITIONER
`HTC CORPORATION AND HTC AMERICA, INC.
`
`1 Samsung Electronics America, Inc., which filed a petition in IPR2019-00889, has
`been joined as a petitioner in this proceeding.
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`
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`Pursuant to 37 C.F.R. § 42.10(b), Petitioner HTC Corporation and HTC
`
`America, Inc., hereby appoints the following Practitioners to transact all business
`
`before the Patent Trial and Appeal Board of the United States Patent and Trademark
`
`Office in connection with a Petition for Inter Partes Review of U.S. Patent No.
`
`7,653,508 entitled “Human Activity Monitoring Device,” filed on August 23, 2018,
`
`Case No. IPR2018-01589:
`
`Todd E. Landis
`VINSON & ELKINS LLP
`2001 Ross Avenue, Suite 3900
`Dallas, TX 75201
`
`
`Jeffrey R. Swigart
`VINSON & ELKINS LLP
`2001 Ross Avenue, Suite 3900
`Dallas, TX 75201
`
`
`
`
`Phone: 214.220.7700
`Fax: 214.220.7716
`tlandis@velaw.com
`USPTO Reg. No. 44,200
`
`
`Phone: 214.220.7700
`Fax: 214.220.7716
`jswigart@velaw.com
`USPTO Reg. No. 77,008
`
`The undersigned representative is authorized to sign this Power of Attorney
`
`on behalf of Petitioner HTC Corporation and HTC America, Inc.
`
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`Date: November ____, 2019
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`By:
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`___________________________
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`Name:
`For Petitioners HTC Corporation
`and HTC America, Inc.
`
`Title:
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`1
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`15
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`Owais Siddiqui
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`Executive Patent Litigation Director
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`