`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`P.O. Box 1450
`Alexandria, VA 2231 3-1450
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`PATENT OWNER'S POWER OF ATTORNEY IN POST GMNT PROCEEDINGS BEFORE THE PATENT
`TRIAL AND APPEAL BOARD
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`Patent Owner, Paice LLC, hereby appoints the following practitioners as its attorneys to transact all
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`business in the United States Patent & Trademark Office associated with any inter partes review, covered
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`business method review, post grant review, or other review proceedings before the Patent Trial and Appeal
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`Board:
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`Timothy W. Riffe, Reg. N0.43,881
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`Kevin E. Greene, Reg, N0.46,031
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`and allpractitioners associated with PTO Customer Number 26171.
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`I have the authority to execute this document on behalf of Paice LLC
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`PAICE LLC
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`,,,
`Name: 4l..ron, F LctH(2,4*t-&L
`Title: Gatl.n tu &u.ts€(-
`oate: Tpe 27, Zoll