`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`Petition for Inter Partes Review
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`Attorney Docket No.: 47015.136
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`Customer No.: 116298
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`Real Party in Interest: Rackspace US, Inc.
`and Rackspace Hosting, Inc.
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`In re patent of: Farber et al.
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`U.S. Patent No. 7,802,310
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`Issued: September 21, 2010
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`Title: CONTROLLING ACCESS TO DATA
`IN A DATA PROCESSING SYSTEM
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`PETITIONER POWER OF ATTORNEY PURSUANT TO 37 CFR 42.10(b)
`FOR PETITION FOR INTER PARTES REVIEW
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`Petitioner Rackspace Hosting, Inc. hereby appoints the Practitioner(s) associated with
`Customer Number 116298 as well as those listed and designated below, as its attorney(s) to transact all
`business in the Patent Trial & Appeal Board of the United States Patent and Trademark Office connected
`with the above-identified petition for Inter Partes Review.
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`Lead Counsel
`Phone: (512) 867-8457
`David W. O’Brien
`Fax: (214) 200-0853
`HAYNES AND BOONE, LLP
`david.obrien.ipr@haynesboone.com
`2323 Victory Ave. Suite 700
`USPTO Reg. No. 40,107
`Dallas, TX 75219
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`Back-up Counsel
`Phone: (972) 680-7557
`J. Andrew Lowes
`Fax: (214) 200-0853
`HAYNES AND BOONE, LLP
`andrew.lowes.ipr@haynesboone.com
`2323 Victory Ave. Suite 700
`USPTO Reg. No. 40,706
`Dallas, TX 75219
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`Back-up Counsel
`Phone: (972) 739-6969
`John Russell Emerson
`Fax: (214) 200-0853
`HAYNES AND BOONE, LLP
`russell.emerson.ipr@haynesboone.com
`2323 Victory Ave. Suite 700
`USPTO Reg. No. 44,098
`Dallas, TX 75219
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`Back-up Counsel
`Phone: (214) 999-4701
`Paul V. Storm
`Fax: (214) 999-3701
`GARDERE, WYNNE, SEWELL LLP
`pvstorm@gardere.com
`Thanksgiving Tower, Suite 3000
`USPTO Reg. No. 35,803
`1601 Elm Street
`Dallas, TX 75201
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`The undersigned is authorized to sign this Power of Attorney on behalf of the Petitioner.
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`Executed at
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` on the
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` day of October, 2013.
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`Rackspace Hosting, Inc.
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`By:
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`Printed Name: Van Lindberg
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`Title: Vice President and Associate General Counsel