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`United States Patent No. 7,840,486
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`IN THE UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`MASTERCARD INTERNATIONAL INCORPORATED
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`Petitioner
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`V.
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`JOHN D’AGOSTINO
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`Patent Owner
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`Patent No. 7,840,486
`Application No. 1 1/252,009
`Filed: October 17, 2005
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`Issued: November 23, 2010
`Title: System and Method for Performing Secure Credit Card Transactions
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`PETITIONER’S POWER OF ATTORNEY
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`Pursuant to 37 CPR. § 42.10(b), Petitioner Mastercard International
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`Incorporated (“MasterCard”) hereby appoints the following practitioners as its
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`attorneys to transact all business in the United States Patent and Trademark Office
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`associated with MasterCard’s Petition for Covered Business Method Patent
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`Review Under 35 U.S.C. § 321, 37 CPR. § 42.304:
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`
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`United States Patent No. 7,840,486
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`Covered Business Method Review
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`
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`e—mail:robert.scheinfeld@bakerbotts.com Eliot D. Williams
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`Robert C. Scheinfeld
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`Reg. No. 31,300
`30 Rockefeller Plaza, 44th Floor
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`New York, New York 10112-4498
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`Phone: (212) 408—2512
`Facsimile: (212) 259—25 12
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`Reg. No. 50,822
`1001 Page Mill Road
`Building One, Suite 200
`Palo Alto, CA 94304
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`Phone: (650) 739—7511
`Facsimile: (650) 739-7611
`e—mail: eliot.williamngbakerbotts.com
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`Petitioner also grants a full power of attorney to practitioners
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`associated with the Customer Number 21003 to transact all business in the United
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`States Patent and Trademark Office associated with the above identified review.
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`The individual signing below has the authority to execute this document on
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`behalf of Petitioner.
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`Petitioner: MASTERCARD INTERNATIONAL INCORPORATED
`[a64/
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`Date: September 13, 2013
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`Signature:
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`Name:
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`Colm J. Dobbyn
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`Title:
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`Senior Vice President & Associate General Counsel
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`