AMGEN INC. v. SANOFI, AVENTISUB LLC

2020-1074.

987 F.3d 1080 (2021)

AMGEN INC., Amgen Manufacturing, Limited, Amgen USA, Inc., Plaintiffs-Appellants v. SANOFI, AVENTISUB LLC, fka Aventis Pharmaceuticals Inc., Regeneron Pharmaceuticals Inc., Sanofi-Aventis U.S. LLC, Defendants-Appellees.

United States Court of Appeals, Federal Circuit.

Decided: February 11, 2021.


Attorney(s) appearing for the Case

Jeffrey A. Lamken , MoloLamken LLP, Washington, DC, argued for plaintiffs-appellants. Also represented by Sarah Justine Newman , Michael Gregory Pattillo, Jr. ; Sara Margolis , New York, NY; Erica S. Olson , Amgen Inc., Santa Monica, CA; Emily Johnson , Steven Tang , Stuart Watt , Wendy A. Whiteford , Thousand Oaks, CA; Keith Hummel , Cravath Swaine & Moore LLP, New York, NY; William G. Gaede, III , McDermott, Will & Emery LLP, Menlo Park, CA; Christopher B. Mead , Schertler Onorato & Mead LLP, Washington, DC; James L. Higgins , Melanie K. Sharp , Young, Conaway, Stargatt & Taylor LLP, Wilmington, DE. Plaintiff-appellant Amgen Inc. also represented by Sarah Chapin Columbia , McDermott, Will & Emery LLP, Boston, MA; Lauren Martin , Quinn Emanuel Urquhart & Sullivan LLP, Boston, MA.

Matthew Wolf , Arnold & Porter Kaye Scholer LLP, Washington, DC, argued for defendants-appellees. Also represented by Victoria Reines ; David K. Barr , Daniel Reisner , New York, NY; Deborah E. Fishman , Palo Alto, CA; George W. Hicks, Jr. , Nathan S. Mammen , Calvin Alexander Shank , Kirkland & Ellis LLP, Washington, DC. Defendants-appellees Sanofi, Aventisub LLC, Sanofi-Aventis U.S. LLC also represented by Stephanie Donahue , Sanofi, Bridgewater, NJ. Defendant-appellee Regeneron Pharmaceuticals Inc. also represented by Larry A. Coury , Lynda Nguyen , Regeneron Pharmaceuticals Inc., Tarrytown, NY.

Jorge A. Goldstein , Sterne Kessler Goldstein & Fox, PLLC, Washington, DC, for amici curiae Bristol-Myers Squibb Company, Merck Sharp & Dohme Corp. Also represented by Kristina Caggiano Kelly , Eldora Ellison , William Milliken .

Duane Christopher Marks , Eli Lilly and Company, Indianapolis, IN, for amicus curiae Eli Lilly and Company. Also represented by Tonya Combs , Mark Stewart , Gilbert Voy .

Amit Thakore , White & Case LLP, New York, NY, for amicus curiae Pfizer Inc. Also represented by Dimitrios T. Drivas ; Elizabeth K. Chang , Palo Alto, CA; Jeffrey Neil Myers , Pfizer Inc., New York, NY.

Stanley D. Liang, Tarrytown, NY, as amicus curiae, pro se.

Before Prost, Chief Judge, Lourie and Hughes, Circuit Judges.


Amgen Inc., Amgen Manufacturing, Ltd., and Amgen USA, Inc. (collectively, "Amgen") appeal from a decision of the United States District Court for the District of Delaware granting Judgment as a Matter of Law ("JMOL") of lack of enablement of claims 19 and 29 of U.S. Patent 8,829,165 (the "'165 patent") and claim 7 of U.S....

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