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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`APPLE INC.
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`Petitioner
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`v.
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`OPTIS CELLULAR TECHNOLOGY, LLC
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`Patent Owner
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`US. Patent No. 8,411,557
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`POWER OF ATTORNEY
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`The undersigned hereby appoints the following attorneys and/or agents to
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`prosecute post-grant proceedings before the Patent Trial and Appeal Board associated
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`with the above-captioned patent and transact all business in the US. Patent and
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`Trademark Office connected herewith:
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`
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`US. Patent No. 8,411,557
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`0 All practitioners at Customer Number 23483
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`0 All attorneys at Wilmer Cutler Pickering Hale and Dorr LLP for whom a
`motion to appear pro hac vice is filed.
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`Address all communications to:
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`WILMER CUTLER PICKERING HALE AND DORR LLP
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`950 Page Mill Road
`Palo Alto, CA 94304
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`(650) 858-6000
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`Address all e—mails and telephone calls to lead and back-up counsel listed below:
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`Jason Kipnis (Lead Counsel, PTO Reg. No. 40,680)
`Jason.Kipnis@wilmerhale.com
`Direct: 650-600-5036
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`Mindy Sooter (Back-up Counsel, PTO Reg. No. 71,022)
`Mindy.Sooter@wilmerhale.com
`Direct: 720-274-3164
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`Richard Goldenberg (Back-up Counsel, PTO Reg. No. 38,895)
`Richard.Goldenberg@wilmerhale.com
`Direct: 617-526-6548
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`David Cavanaugh (Back-up Counsel, PTO Reg. No. 36,476)
`David.Cavanaugh@wilmerhale.com
`Direct: 202-663-6025
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`
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`The individual listed below has the authority to execute this document on
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`US. Patent No. 8,411,557
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`behalf of Apple Inc.
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`For: Apple Inc.
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`Name: Noreen Krall
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`Title: Vice President, Chief Litigation
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`Counsel
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`Dated: El) 2! t 10%
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`