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`(title r sgner) of:
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`PATENT OWNER POWER OF ATTORNEY;
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`I I hereby appoint Practitioner(s) associated with the following Customer Number as my/our
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`attorney(s) or agent(s), and to transact all business in the Patent Trial & Appeal Board of the
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`United States Patent and Trademark Office connected therewith for the Inter Partes
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`Review (IPR2015-00567) of US. Patent No. 7,080,607.
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` I am the Vice President
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` I WESTERNGECO L.L.C., Patent Owner in this Inter Partes Review.
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` SIGNATURE of Patent Owner
`Signature
`i 1/513:
`Date
`Z/QI/{ 5%
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`l Rory El. Hokanson
`Telephone
`713—689-2342
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`, Title andCayompn , Vice President WrGesteneco L.L.C.
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`NOTE: Signature - This form must be signed in accordance with 37 CFR 1.33. See 37 CFR 1.4 for
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`signature requirements and certifications. Submit multiple forms for more than one signature, see
`below*.
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`*Total of
`1
`forms are submitted.
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`Name
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