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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`PETROLEUM GEO-SERVICES INC.
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`Petitioner
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`V.
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`WESTERNGECO LLC
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`Patent Owner
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`CASE UNAS SIGNED
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`Patent No. 7,080,607
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`PETITIONER’S POWER OF ATTORNEY PURSUANT TO 37 CFR
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`§ 42.10(b) FOR PETITION FOR INTER PARTES REVIEW
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`Petitioner hereby appoints the following Practitioners as its attorneys to
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`prosecute and to transact all business in the Patent Trial & Appeal Board of the
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`United States Patent and Trademark Office connected with the above—identified
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`petition for Inter Partes review.
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`
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`Please direct all communication regarding this Petition to:
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`David I. Berl (Lead Counsel)
`Williams & Connolly LLP
`725 Twelfth St., NW
`Washington, DC 20005
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`Phone: 202-434-5491
`Fax: 202-434-5029
`Email: dberl@wc.com
`USPTO Reg. N0.: 72,751
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`Christopher A. Suarez (Back-up Counsel)
`Williams & Connolly LLP
`725 Twelfth St., NW
`Washington, DC 20005
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`Phone: 202-434-5279
`Fax: 202-434-5029
`Email: csuarez@wc.com
`USPTO Reg. N0.: 72,553
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`The undersigned is authori ed to sign this Power of Attorney on behalf of the
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`):-jhjj
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`on the
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`Petitioner. Executed at
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`day of September, 2014.
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`Petroleu G80-S61‘
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`ices Inc.
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`Printed Name: Kevin Hart
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`USPTO Reg. No.2 36,823
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`Title: Chief Intellectual Property Counsel
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`CERTIFICATE OF SERVICE
`(37 C.F.R. §§ 42.6(e) and 42.105(a))
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`The undersigned hereby certifies that the above-captioned Petroleum Geo-
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`Service Inc.’s “Petitioner’s Power of Attorney Pursuant to 37 CFR § 42.10(b) For
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`Petition for Inter Partes Review” was served via FedEx on the 11th day of
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`September, 2014, on the Patent Owner at the official correspondence address for
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`the attorney of record for U.S. Patent 7,080,607 as shown in USPTO PAIR:
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`WesternGeco L.L.C.
`10001 Richmond Avenue
`IP Administration Center of Excellence
`Houston TX 77042
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`DATE: September 11, 2014
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`_/s/ David I. Berl___________
`David I. Berl
`Attorney for Petitioner
`Registration No. 72,751