`By: Matthew A. Argenti (margenti@wsgr.com)
`Michael T. Rosato (mrosato@wsgr.com)
`WILSON SONSINI GOODRICH & ROSATI
`650 Page Mill Road
`Palo Alto, CA 94304
`
`UNITED STATES PATENT AND TRADEMARK OFFICE
`
`
`
`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`
`
`
`VISA INC. and VISA U.S.A. INC.,
`Petitioners,
`
`V.
`
`UNIVERSAL SECURE REGISTRY, LLC,
`Patent Owner.
`
`
`
`Patent No. 8,856,539
`
`
`
`PETITIONERS VISA INC. AND VISA U.S.A. INC.’S
`
`POWER OF ATTORNEY
`
`
`
`Pursuant to 37 C.F.R. § 42.10(a) and (b), Petitioners, Visa Inc. and Visa
`
`USA. Inc., hereby appoint the practitioners associated with Wilson Sonsini
`
`Goodrich & Rosati, Customer Number 21971 , including the following lead and
`
`back-up counsel, as their attorneys to transact all business in the United States
`
`Patent & Trademark Office associated with a petition for inter partes review of
`
`US. Patent No. 8,856,539:
`
`
`
`
` Lead Counsel Back-Up Counsel
`
`Matthew A. Argenti
`USPTO Reg. No. 61,836
`WILSON SONSINI GOODRICH &
`
`Michael T. Rosato
`USPTO Reg. No. 52,182
`WILSON SONSINI GOODRICH
`
`ROSATI
`650 Page Mill Road
`Palo Alto, CA 94304
`Tel.: 650-354-4154
`
`& ROSATI
`701 Fifth Avenue, Suite 5100
`Seattle, WA 98104-7036
`Tel.: 206-883-2529
`
`Fax: 650-493-6811
`Fax: 206-883-2699
`
`Email: margenti@wsgr.com Email: mrosato@wsgr.com
`
`
`By:
`
`For: Petitioners Visa Inc. and Visa USA. Inc.
`
`Name: Hannah Sholl
`
`Title: Senior Counsel, Global Litigation & Competition
`
`Date:
`
`'7) 1/ Ii
`
`