Novartis Pharmaceuticals Corporation, Novartis Ag, Novartis Pharma Ag, and Novartis International Pharmaceutical Ltd. v. Eon Labs Manufacturing, Inc.

*1307DYK, Circuit Judge.

Appellants Novartis Pharmaceuticals Corporation, Novartis AG, Novartis Pharma AG, and Novartis International Pharmaceutical Ltd. (collectively “Novartis”) appeal the final judgment of the United States District Court for the District of Delaware granting Eon Labs Manufacturing, Inc. (“Eon”) summary judgment of non-infringement of U.S. Patent No. 5,389,382 (“the '382 patent”). Novartis Pharm. Corp. v. Eon Labs Mfg., Inc., 234 F.Supp.2d 464 (D.Del. 2002) (“Novartis II”). We affirm.

BACKGROUND

The central issue in this case is the meaning of the claim term “hydrosol” in the '382…