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UCB, INC. v. ACTAVIS LABORATORIES UT, INC.

2021-1924 2021-2336.

65 F.4th 679 (2023)

UCB, INC., UCB Pharma GmbH, LTS Lohmann Therapie-Systeme AG, Plaintiffs-Appellants v. ACTAVIS LABORATORIES UT, INC., Defendant-Appellee. UCB, Inc., UCB Pharma GmbH, LTS Lohmann Therapie-Systeme AG, Plaintiffs-Appellants v. Mylan Technologies Inc., Defendant-Appellee.

United States Court of Appeals, Federal Circuit.

Decided: April 12, 2023.

Attorney(s) appearing for the Case

Richard L. Rainey , Covington & Burling LLP, Washington, DC, argued for plaintiffs-appellants. Also represented by Brian Gerard Bieluch , George Frank Pappas ; Michael E. Bowlus , Alexa Hansen , San Francisco, CA; Jack B. Blumenfeld , Derek J. Fahnestock , Anthony D. Raucci , Morris, Nichols, Arsht & Tunnell LLP, Wilmington, DE; Catherine McCord , Kevin McGann , Silvia Medina , James Trainor , Fenwick & West LLP, New York, NY.

John C. O'Quinn , Kirkland & Ellis LLP, Washington, DC, argued for all defendants-appellees. Defendant-appellee Actavis Laboratories UT, Inc. also represented by William H. Burgess , Tera Jo Stone ; Thomas Fleming , Christopher T. Jagoe , New York, NY.

Deepro Mukerjee , Katten Muchin Rosenman LLP, New York NY, for defendant-appellee Mylan Technologies Inc. Also represented by Lance Soderstrom ; Jitendra Malik , Charlotte, NC; Jillian Schurr , Chicago, IL; Eric Thomas Werlinger , Washington, DC.

Before Moore, Chief Judge, Chen and Stoll, Circuit Judges.

This appeal concerns the validity of U.S. Patent No. 10,130,589, directed to transdermal rotigotine patches and asserted by UCB, Inc., UCB Pharma GmbH, and LTS Lohmann Therapie-Systeme AG (collectively, "UCB") in Hatch-Waxman proceedings. UCB sued Actavis Laboratories UT, Inc. ("Actavis") for infringement based on Actavis's...

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