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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`PETROLEUM GEO-SERVICES INC.
` Petitioner
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` v.
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`WESTERNGECO LLC
` Patent Owner
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` Case No. IPR2014-00688
` Patent No. 7,080,607
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`PETITIONER’S UPDATED MANDATORY NOTICE
`UNDER 37 C.F.R. 42.8(a)(3)
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`Petitioner Petroleum Geo-Services Inc. (PGS) respectfully submits this
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`Updated Mandatory Notice Under 37 C.F.R. 42.8(a)(3) to update lead and back-up
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`counsel information within 21 days of a change in this information. I am
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`substituting Mr. David Berl as lead counsel due to prior lead counsel’s maternity
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`leave from Williams & Connolly, effective immediately. An updated power of
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`attorney is filed herewith.
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`A. Lead and Back-Up Counsel (37 C.F.R. § 42.8(b)(3))
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`Lead Counsel
`David Berl (Reg. No. 72,751)
`Williams & Connolly, LLP
`725 Twelfth St. N.W.
`Washington, DC 20005
`202-434-5491 (telephone)
`202-434-5029 (facsimile)
`DBerl@wc.com
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`Back-Up Counsel
`Christopher Suarez (Reg. No. 72,553)
`Williams & Connolly, LLP
`725 Twelfth St. N.W.
`Washington, DC 20005
`202-434-5279 (telephone)
`202-434-5029 (facsimile)
`Csuarez@wc.com
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`Petitioner respectfully requests that service be provided at both of the email
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`addresses listed above.
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`Dated: August 1, 2014
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` Respectfully Submitted,
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`_________________
`Jessamyn Berniker
`Reg. No. 72,328
`Williams & Connolly, LLP
`725 12th St., NW
`Washington, DC 20005
`Telephone: 202-434-5000
`Facsimile: 202-434-5957
`Email: jberniker@wc.com
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`Attorney for Petitioner
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