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`I hereby certify that, on November 26, 2014, I caused a true and correct copy
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`of the foregoing Petition for Inter Partes Review of U.S. Patent No. 6,906,981 and
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`supporting materials to be served via United States Postal Service, Next Day Delivery
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`at the correspondence address of record for the ‘981 patent:
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`E. Eugene Thigpen
`Petroleum Geo-Services, Inc.
`P.O. Box 42805
`Houston TX 77242-2805
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`Courtesy copies of the foregoing Petition for Inter Partes Review and supporting
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`materials have also been served via UPS Next Day Air on Patent Owner’s counsel in
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`the co-pending litigation and Patent Owner’s counsel in co-pending Inter Partes Review
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`proceedings challenging the claims of WesternGeco’s patents:
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`Ellisen Turner
`Irell and Manella
`1800 Ave of the Stars
`Ste 900
`Los Angeles, CA 90067
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`David I. Berl
`Williams & Connolly, LLP
`725 12th St., NW
`Washington, DC 20005
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`/Scott A. McKeown/
`Scott A. McKeown
`Reg. No. 42,866
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`WesternGeco v PGS
`IPR2015-00309
`Exhibit 1015, pg. 1