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In re Patent of: Yasuhiro Omura
`
`U.S. Patent No.: 7,348,575
`Issue Date:
`March 25, 2008
`Appl. Serial No.: 11/266,288
`Filing Date:
`Nov. 4, 2005
`Title:
`PROJECTION OPTICAL SYSTEM, EXPOSURE APPARATUS,
`AND EXPOSURE METHOD
`
`Attorney Docket No.: 24984-0O56IP2
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
`
`P.O. Box 1450
`
`Alexandria, VA 22313-1450
`
`PETITIONER’S POWER OF ATTORNEY IN AN INTER PAR TES
`REVIEW OF CLAIMS 55-67 OF U.S. PATENT NO. 7,348,575
`
`Petitioner, Carl Zeiss SMT GmbH, hereby appoints the following
`practitioners as its attorneys to transact all business in the U.S. Patent and
`
`Trademark Office associated with the above captioned inter partes review.
`
`Marc M. Wefers, Reg. No. 56,842
`
`Chris C. Bowley, Reg. No. 55,016
`
`and all practitioners associated with PTO Customer Number 26171.
`
`The individuals signing below have authority to execute this document on
`behalf of the Petitioner.
`
`Petitioner Carl Zeiss SMT GmbH
`
`By:
`
`Name:
`
`Title:
`
`Date:
`
`EM
`
`M,
`
`/L
`A,
`p a’ Andreas Zeller
`Managing Clerk
`
`By:
`Name:
`
`I
`
`(3, [A
`i.V. Joje g Schultz
`
`
`Lfiacza
`
`‘
`
`Title: Authorized Clerk
`
`)(/\,(.~(..
`
`(2 Zdfj
`
`Date:
`
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`
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