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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`VALVE CORPORATION,
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`Petitioner,
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`V.
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`IRONBURG INVENTIONS LTD.,,
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`Patent Owner.
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`Cases
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`IPR2016-00948 (Patent 8,641,525)
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`IPR2016-00949 (Patent 9,089,770)
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`PATENT OWNER’S AMENDED POWER OF ATTORNEY
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`
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`IPR2016-00948
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`IRP2016—00949
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`Pursuant to 37 C.F.R. § 42.]0(b), Patent Owner, Ironburg Inventions Ltd, a
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`corporation duly organized and existing under the laws of the United Kingdom
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`having its principal place of business at 10 Market Place, Wincanton, BA9 9LP,
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`Great Britain, hereby appoints the following practitioners as its attorneys to
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`transact all business in the United States Patent and Trademark Office associated
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`with the above-captioned inter parties review.
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`These attorneys include at least:
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`Lead Counsel
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`Ehab M. Samuel, Reg. No. 57,905
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`MANATT, PHELPS & PHILLIPS, LLP
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`11355 W. Olympic Blvd.
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`Los Angeles, CA 90064
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`Tel: (310) 312-4000
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`Fax: (310) 312—4224
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`ESamuel@manatt.com
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`Back-up Counsel
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`Danielle Mihalkanin, Reg. No. 69,506
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`MANATT, PHELPS & PHILLIPS, LLP
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`1841 Page Mill Road, Suite 200
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`Palo Alto, CA 94304
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`Tel: (650) 812-1300
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`Fax: (650) 213-0260
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`DMihalkanin@manatt.com
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`
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`IPR2016-00948
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`IRP2016-00949
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`Yasser El-Gamal, Reg. No. 45,339
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`MANATT, PHELPS & PHILLIPS, LLP
`695 Town Center Drive, 14th Floor
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`Costa Mesa, CA 92626
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`Tel: (714) 371-2500
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`Fax: (714) 371—2550
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`YEIGamal@manatt.com
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`The individual signing below has the authority to execute this document on
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`behalf of Patent Owner.
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`FOR: Ironburg Inventions Ltd.
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`SIGNATURE: .
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`{if—“x Ll“ ‘
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`r
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`BY: Duncan Ironmonger
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`TITLE: Director
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`DATE: May 11, 2017
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`318648421.1
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`