`US. Patent No.:
`
`de Cesare, et al.
`8,443,216
`
`Issue Date:
`Appl. Serial N0.:
`Filing Date:
`Title:
`
`May 14, 2013
`13/590,217
`August 21, 2012
`HARDWARE AUTOMATIC PERFORMANCE STATE
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`TRANSITIONS IN SYSTEM ON PROCESSOR SLEEP AND
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`WAKE EVENTS
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`US. Patent and Trademark Office
`
`PO. Box 1450
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`Alexandria, VA 22313—1450
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`PATENT OWNER’S POWER OF ATTORNEY IN POST GRANT PROCEEDINGS
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`Patent Owner, Apple Inc., hereby appoints the following practitioners as its attorneys to
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`transact all business in the United States Patent & Trademark Office associated with any inter
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`partes review, covered business method review, post grant review, or other review proceedings
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`before the Patent Trial and Appeal Board of the above-captioned patent:
`
`W. Karl Renner, Reg. No. 41, 265
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`Thomas A. Rozylowicz, Reg. No. 50,620
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`Timothy W. Riffe, Reg. No. 43,881
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`and all practitioners associated with PTO Customer Number 26171.
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`I have the authority to execute this document on behalf of Apple Inc.
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`Apple Inc.
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`
`
`Title:
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`./ ssistant Secreta
`
`Date:
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`9 Januar 2019
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