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` Paper No.____ _
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`Date Filed: November 18, 2016
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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`AMERIGEN PHARMACEUTICALS LIMITED,
`and
`ARGENTUM PHARMACEUTICALS LLC
`Petitioners,
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`v.
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`JANSSEN ONCOLOGY, INC.,
`Patent Owner.
`
`Case IPR2016-002861
`Patent 8,822,438 B2
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`BTG INTERNATIONAL LIMITED'S POWER OF ATTORNEY
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`1 Case IPR2016-01317 has been joined with this proceeding.
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`IPR2016-00286
`Patent 8,822,438
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`Pursuant to 37 C.F.R. § 42.10 BTG International Limited, a subsidiary of
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`BTG plc, hereby appoints the following counsel as its attorneys to transactall
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`business in the United States Patent & Trademark Office associated with the inter
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`partes review of U.S. Patent No. 8,822,438 (Case No. IPR2016-00286):
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`
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`Anthony C. Tridico
`Jennifer H. Roscetti
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`FINNEGAN HENDERSON
`FINNEGAN HENDERSON
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`FARABOW GARRETT & DUNNER
`FARABOW GARRETT & DUNNER
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`16 Old Bailey
`901 New York Ave NW
`London EC4M 7EG
`Washington, D.C. 20001
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`
`United Kingdom
`Tel.: (202) 408-4150
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`
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`Tel.: +44 (0)20 7864 2800
`Fax: (202) 408-4400
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`Email: anthony.tridico@finnegan.com
`Email: jennifer.roscetti@finnegan.com
`
`Registration No, 71,998
`Registration No. 45,958
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`The undersigned is authorized to sign this Power of Attorney on behalf of
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`the Patent Owner.
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`Executed on the Ve day ofNovember, 2016.
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`By:
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`For: BTG International, Ltd.
`Printed Name: PNTRONY—& DOUW
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`TitleDace ot SNTEUSCTUAL PRORRM
`Date:
`\4 Nov Qi,
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`
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`CERTIFICATE OF SERVICE
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`The undersigned hereby certifies that a copy of the foregoing Patent Owner’s
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`Power of Attorney was served on the Board via email at Trials@uspto.gov , as well
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`as counsel of record on November 18, 2016 via email at the following addresses:
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`Petitioners
`William Hare
`Gabriela Materassi
`McNeeley Hare & War LLP
`bill@miplaw.com
`materassi@miplaw.com
`Theresa Stanek Rea
`Shannon Lentz
`Crowell & Moring LLP
`trea@crowell.com
`slentz@crowell.com
`
`Patent Owner Co-Counsel
`Diane B. Elderkin
`Barbara L. Mullin
`Ruben Munoz
`JANS-ZYTIGA@akingump.com
`
`David T. Pritikin
`Bindu Donovan
`Todd Krause
`Isaac Olson
`ZytigaIPRTeam@sidey.com
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`Date: November 18, 2016
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`Respectfully submitted,
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`
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`By: /Jennifer Roscetti/
`Jennifer Roscetti
`Registration No. 71,998
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`