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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`BLACKBERRY CORP.
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`Petitioner
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`V.
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`OPTIS WIRELESS TECHNOLOGY, LLC
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`Patent Owner
`
`Case IPR2O 17-00749
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`Patent 8,064,919
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`PATENT OWNER’S POWER OF ATTORNEY
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`
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`Case IPR2017—0O749
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`Patent No. 8,064,919
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`POWER OF ATTORNEY
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`Pursuant to 37 C.F.R. § 42.10, Patent Owner Optis Wireless Technology,
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`LLC, hereby appoints the following attorneys and/or agents to transact all business
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`in the United States Patent & Trademark Office associated with this Inter Partes
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`review.
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`Lead Counsel:
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`Back—up Counsel:
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`Barry J. Bumgardner
`Registration No. 38,397
`NELSON BUMGARDNER, P.C.
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`3131 W. 7th Street, Suite 300
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`Fort Worth, Texas 76107
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`Telephone: (817) 377-3494
`Email: barry@nelbum.com
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`Brent N. Burngardner
`Registration No. 48,476
`NELSON BUMGARDNER, P.C.
`3131 W. 7th Street, Suite 300
`
`Fort Worth, Texas 76107
`Telephone: (817) 377-3490
`Email: brent@nelbum.com
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`Dated: February 10, 2017
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`By:
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`
`
`ibman, President
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`
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`Opt Wireless Technology, LLC
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`