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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`PFIZER INC.,
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`Petitioner,
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`SANOFI—AVENTIS DEUTSCHLAND GMBH,
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`Patent Owner.
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`Case No. IPR2019-OO977
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`US. Patent No. 8,603,044
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`POWER OF ATTORNEY FOR PATENT OWNER
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`SANOFI—AVENTIS DEUTSCHLAND GMBH
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`Pursuant to 37 CPR. § 42.10(b), Patent Owner Sanofi-Aventis Deutschland
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`GmbH, hereby appoints the following practitioners as their attorneys to transact all
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`business in the United States Patent & Trademark Office connected to the above—
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`captioned Inter Partes Review of US. Patent No. 8,603,044:
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`
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`Anish R. Desai
`Elizabeth Stotland Weiswasser
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`Reg. No. 55,721
`Weil, Gotshal & Manges LLP
`767 Fifth Avenue
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`New York, NY 10153
`elizabeth.weiswasser@weil.corn
`Phone: 212-310-8022
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`Fax: 212-310—8007
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`Service E—rnail:
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`Sanofi.lPR.Service@weil.com
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`
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`adrian.percer@weil.corn
`Phone: 650—802—3124
`Fax: 650-802—3 100
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`Reg. No. 73,760
`Weil, Gotshal & Manges LLP
`767 Fifth Avenue
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`New York, NY 10153
`anish.desai@weil.com
`Phone: 212-310-8730
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`Fax: 212-310—8007
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`Sudip K. Kundu
`Reg. No. 74,193
`Weil, Gotshal & Manges LLP
`767 Fifth Avenue
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`New York, NY 10153
`sudip.kundu@weil.com
`Phone: 212-310-8562
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`Fax: 212—310—8007
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`Adrian C. Percer
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`Reg. No. 46,986
`Weil, Gotshal & Manges LLP
`201 Redwood Shores Parkway
`Redwood Shores, CA 94065
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`Brian C. Chang
`Reg. No. 74,301
`Weil, Gotshal & Manges LLP
`201 Redwood Shores Parkway
`Redwood Shores, CA 94065
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`LEAD COUNSEL
`BACK—UP COUNSEL
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`William S. Ansley
`Reg. No. 67,828
`Weil, Gotshal & Manges LLP
`2001 M Street, N.W., Suite 600
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`Washington, DC. 20036
`sutton.ansley@weil.corn
`Phone: 202—682-7018
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`Fax: 202-857-0940
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`
`
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`Matthew D. Sieger
`Reg. No. 76,051
`Weil, Gotshal & Manges LLP
`2001 M Street, N.W., Suite 600
`Washington, DC. 20036
`matthew.sieger@weil.com
`Phone: 202—682—7177
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`Fax: 202-857-0940
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`The undersigned has the authority to execute this document on behalf of
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`Patent Owner Sanofi—Aventis Deutschland GmbH.
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`Dated: May 20 , 2019
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` arcus Schwarzhaupt
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`Associate Vice President,
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`Global Head Device Patents
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`Sanofi-Aventis Deutschland GmbH
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`z.\/ fig
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`Frank Sieber
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`Principal Counsel,
`Leader of Device Patents Germany
`Sanofi-Aventis Deutschland GmbH
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`CERTIFICATE OF SERVICE
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`The undersigned hereby certifies that on May 23, 2019, the foregoing
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`POWER OF ATTORNEY FOR PATENT OWNER SANOFI-AVENTIS
`DEUTSCHLAND GMBH was served via electronic mail, upon the following:
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`Jovial Wong
`WINSTON & STRAWN LLP
`1700 K Street, NW
`Washington, DC 20006
`JWong@winston.com
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`Charles B. Klein
`WINSTON & STRAWN LLP
`1700 K Street, NW
`Washington, DC 20006
`cklein@winston.com
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`Dan H. Hoang
`WINSTON & STRAWN LLP
`35 W Wacker Dr.
`Chicago, IL 60601
`dhoang@winston.com
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`PfizerIPRs@winston.com
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`
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`
`
`/Timothy J. Andersen/
`Timothy J. Andersen
`Case Manager
`Weil, Gotshal & Manges LLP
`2001 M Street NW, Suite 600
`Washington, D.C. 20036
`timothy.andersen@weil.com
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`9
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