`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`III/Z re patent of Philipp
`fPetition for Inter Partes Review
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`us. Patent No. 7,821,425 B2
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`T‘Customer No. 118925
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`IIssued: October 26, 2010
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`bReal Party In Interest: Microsoft
`Corporation
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`FTitle: CAPATIVE KEYBOARD WITH NON—
`LOCKING REDUCED KEYING
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`AMBIGUITY
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`PETITIONER’S POWER OF ATTORNEY PURSUANT TO
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`37 C.F.R. § 42.10(b) FOR PETITION FOR INTER PARTES REVIEW
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`Pursuant
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`to 37 CFR 42.10(b) Petitioner, Microsoft Corporation, hereby
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`appoints the Practitioner(s) associated with Customer Number 118925, as its
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`attorney(s) to prosecute and to transact all business before the Patent Trial & Appeal
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`Board of the United States Patent and Trademark Office in connection with the
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`above-identified petition for Inter Partes Review.
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`Please recognize the correspondence address (including any electronic mail
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`address) associated with Customer Number 118925 for the above-identified Inter
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`Parres Review proceeding number to be the address associated with the appointed
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`lead and backup counsels.
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`The undersigned is authorized to sign this Power of Attorney on behalf of the
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`Petitioner.
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`Petitioner, Microsoft Corporation ,_
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`Name:4%
`Title: x03 , V
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`Date:
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`any
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