PROMETHEUS LABORATORIES v. ROXANE LABORATORIES

Nos. 2014-1634, 2014-1635.

805 F.3d 1092 (2015)

PROMETHEUS LABORATORIES, INC., Plaintiff-Appellant v. ROXANE LABORATORIES, INC., CIPLA, Ltd., Defendants-Appellees.

United States Court of Appeals, Federal Circuit.

November 10, 2015.


Attorney(s) appearing for the Case

Neal Kumar Katyal , Hogan Lovells U.S. LLP, Washington, DC, argued for plaintiff-appellant. Also represented by Jaclyn Dilauro , Matthew A. Shapiro ; Thomas Schmidt , New York, N.Y.

Henry C. Dinger , Goodwin Procter LLP, Boston, MA, argued for defendants-appellees. Also represented by Keith A. Zullow , Marta E. Gross , Michael B. Cottler , Timothy J. Doyle , New York, N.Y.; William M. Jay , Washington, DC.

Before DYK, TARANTO, and HUGHES, Circuit Judges.


Prometheus Laboratories, Inc. ("Prometheus") appeals a judgment of the U.S. District Court for the District of New Jersey holding the amended claims of U.S. Patent No. 6,284,770 ("the '770 patent") invalid. The district court found the claims would have been obvious over the prior art or, in the alternative, invalid on grounds...

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