Integrated Technology Corp. v. Rudolph Technologies, Inc.
Court of Appeals for the Federal Circuit
1Opinion of the Court
MOORE, Circuit Judge.
Rudolph Technologies, Inc. (Rudolph) appeals from the district court’s judgment that it infringes U.S. Patent No. 6,118,894 (’894 patent). Rudolph challenges the court’s denial of its motion for judgment as a matter of law (JMOL) that prosecution history estoppel bars the application of the doctrine of equivalents. Rudolph also challenges the award of damages, the court’s determination that this was an exceptional case under 35 U.S.C. § 285, and that Rudolph failed to prove laches. We hold that prosecution history estoppel precludes the application of the doctrine of…
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