`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`Microsoft Corporation and Microsoft Mobile Inc.,
`
`Petitioners,
`
`v.
`
`Koninklijke Philips Electronics_N.V.,
`
`Patent Owner
`
`Case No.: To Be Assigned
`
`Patent No. RE44,913
`
`POWERS OF ATTORNEY FOR PETITIONERS
`
`
`
`Patent No. RE44,913
`Attorney Docket No. 41826-3096
`
`Pursuant to 37 C.F.R. 42.10(b), Petitioners Microsoft Corporation and
`
`Microsoft Mobile Inc. hereby appoint the following lead and back-up counsel to
`
`transact all business before the Patent Trial & Appeal Board of the United States
`
`Patent and Trademark Office in connection with an Inter Partes Review of U.S.
`
`Patent No. RE44,913 entitled “TEXT ENTRY METHOD AND DEVICE
`
`THEREFOR.”
`
`LEAD COUNSEL:
`
`Christina J. McCullough
`Reg. No. 58,720
`Perkins Coie LLP
`
`1201 Third Avenue, Suite 4900
`Seattle, WA 98101-3099
`Phone: 206.359.6897
`
`Fax: 206.359.7897
`
`CMcCullough@perkinscoie.com
`
`BACK-UP COUNSEL:
`
`Chad Campbell
`Pro Hac Vice to be requested upon
`grant ofauthorization
`Perkins Coie LLP
`
`2901 N. Central Ave., Suite 2000
`Phoenix, Arizona 85012
`Phone: 602.351.8393
`
`Fax: 602.648.7193
`CCampbell@perkinscoie.com
`
`Jared Crap
`Reg. No. 62,459
`Perkins Coie LLP
`2901 N. Central Ave., Suite 2000
`
`Phoenix, Arizona 85012
`Phone: 602.351.8080
`Fax: 602.648.7049
`
`JCrop@perkinscoie.com
`
`
`
`Patent No. RE44,913
`Attorney Docket No. 4 1 826-3 096
`
`The undersigned is authorized to sign this Power of Attorney on behalf of
`
`Petitioners Microsoft Corporation and Microsoft Mobile Inc.
`
`Dated: July _§_, 2017
`
`By:
`
`David Howard
`
`Corporate Vice President -
`Deputy General Counsel
`Microsoft Corporation
`
`