Court of Appeals for the Federal Circuit June 10, 2002, 01-1144 (Crown Operations International, Ltd. And Marshall H. Krone v. Solutia Inc.)

GAJARSA, Circuit Judge.

Crown Operations International, Ltd., and Mr. Marshall H. Krone (collectively “Crown”), appeal the decision of the United States District Court for the Western District of Wisconsin denying Crown declaratory relief that Solutia’s U.S. Patent No. 4,973,511 (“the '511 patent”) is invalid for lack of novelty and non-obviousness, and that Solutia’s U.S. Patent No.