`
`Attorney Docket No.: 38411-0005IP1
`
`In re Patent of:
`U.S. Patent No.:
`
`Appl. Serial No.:
`
`Patchett, et al.
`9,039,982
`May 26, 2015
`14/497,454
`September 26, 2014
`CATALYZED SCR FILTER AND EMISSION TREATMENT SYSTEM
`
`Mail Stop Patent Board
`Patent Trial and Appeal Board
`US. Patent and Trademark Office
`PO. Box 1450
`
`Alexandria, VA 22313-1450
`
`PETITIONER’S POWER OF ATTORNEY IN A POST GRANT PROCEEDINGS BEFORE THE PATENT
`TRIAL AND APPEAL BOARD
`
`Petitioner, Johnson Matthey PLC., hereby appoints the following practitioners as its attorneys to
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`transact all business in the United States Patent & Trademark Office associated with any inter partes
`
`review, covered business method review, post grant review, or other review proceedings before the Patent
`
`Trial and Appeal Board of the above-captioned patent:
`
`Dorothy P. Whelan, Reg. No. 33,814
`
`Gwilym Attwell, Reg. No. 45,449
`
`and all practitioners associated with PTO Customer Number 26171.
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`I have the authority to execute this document on behalf of Johnson Matthey PLC.
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`Johnson Matthey PLC.
`
`By:M
`Name:M—
`
`CHI—O \i‘
`
`tI’ Din-(:Ut‘bfl.
`
`