Aventis Pharma S.A. v. Amphastar Pharmaceuticals (Fed. Cir. 2008)
Patent Docs: By Donald Zuhn — Earlier this month, the Federal Circuit in a 2-1 decision affirmed the determination by the District Court for the Central District of California that U.S. Patent Nos. RE 38,743 and 5,389,618, which are owned by Plaintiffs-Appellees Aventis Pharma S.A. and Aventis Pharmaceuticals, Inc. (Aventis), are unenforceable…