Opinion for the court filed by Circuit Judge LOURIE. Concurring-in-part and dissenting-in-part opinion filed by Circuit Judge PLAGER.
LOURIE, Circuit Judge.
Nobelpharma AB and Nobelpharma USA, Inc. (collectively, NP) appeal from the judgment of the United States District Court for the Northern District of Illinois holding that (1) U.S. Patent 4,330,891 is invalid under 35 U.S.C. § 112, ¶ 1 (1994), for failure to disclose the best mode of carrying...
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