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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`FRESENIUS KABI USA LLC
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`Petitioner
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`V.
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`ASTRAZENECA AB
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`Patent Owner
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`CASE IPR: UNAS SIGNED
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`PETITIONER FRESENIUS KABI’S POWER OF ATTORNEY
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`U.S. PATENT NO. 6,774,122
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`Mail Stop “PATENT BOARD”
`Patent Trial and Appeal Board
`U.S. Patent and Trademark Office
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`PO. Box 1450
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`Alexandria, VA 22313-1450
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`Pursuant to 37 C.F.R. § 42.10(b), Petitioner Fresenius Kabi USA LLC,
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`hereby appoints the practitioners associated with Schiff Hardin LLP, Customer
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`Number 26574, including the following lead and back-up counsel, as its attorneys
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`to transact all business in the United States Patent and Trademark Office associated
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`with the petition for inter partes review of US. Patent No. 6,774,122:
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`Lead Counsel:
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`Imron T. Aly
`Reg. No. 48,706
`Schiff Hardin LLP
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`233 S. Wacker Dr.
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`Chicago, IL 60606
`Tel: 312 258 5500
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`Fax: 312 258 5600
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`Back-up counsel:
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`Jason G. Harp
`Reg. No. 42,634
`Schiff Hardin LLP
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`233 S. Wacker Dr.
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`Chicago, IL 60606
`Tel: 312 258 5500
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`Fax:
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`58 5600
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