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`IN THE UNITED STATES PATENT TRIAL AND APPEAL BOARD
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`AMNEAL PHARMACEUTICALS LLC,
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`Petitioner
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`V.
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`CUBIST PHARMACEUTICALS LLC,
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`Patent Owner
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`CASE IPR2019-
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`U.S. PATENT NO. 9,138,456 B2
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`PETITIONER’S POWER OF ATTORNEY
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`Mail Stop Patent Board
`Patent Trial and Appeal Board
`US. Patent and Trademark Office
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`PO. Box 1450
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`Alexandria, VA 22313—1450
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`PETITIONER’S POWER OF ATTORNEY IN PROCEEDINGS
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`Petitioner, Amneal Pharmaceuticals LLC, hereby appoints the following
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`practitioners as its attorneys to transact all business in the United States Patent &
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`Trademark Office associated with any inter partes review proceedings before the
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`Patent Trial and Appeal Board concerning US. Patent No. 9,138,456 B2:
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`Donald R. McPhail, Reg. No. 35,811; and
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`Jacqueline Lu, Reg. No. 68,342.
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`The undersigned is authorized to execute this document on behalf of Amneal
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`Pharmaceuticals LLC.
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`Amneal Pharmaceuticals LLC
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`Date:_L'\"ZST"\C’\
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`DC 88045-2 487128v1
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