Legal Opinion
Pharmacia & Upjohn Company v. Mylan Pharmaceuticals, Inc.
Court of Appeals for the Federal Circuit
Decided March 18, 1999No. 98-1360PublishedCited by 117 opinions
1Opinion of the Court
LOURIE, Circuit Judge.
Pharmacia & Upjohn Company (“Upjohn”) appeals from the decision of the United States District Court for the Northern District of West Virginia granting summary judgment to Mylan Pharmaceuticals, Inc. The court held that Mylan did not infringe the claims of Upjohn’s U.S. Patent 4,916,163 under the doctrine of equivalents because of prosecution history estoppel, and alternatively, that Upjohn was collaterally estopped from asserting its infringement claim by a prior judgment of invalidity and unenforce-ability. See Pharmacia & Upjohn Co. v. Mylan Pharm., Inc., 5 F.Supp.2d…
2Cases cited30 opinions
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- The Read Corporation and F.T. Read & Sons, Inc. v. Portec, Inc., D/B/A Portec/kolberg DivisionCourt of Appeals for the Federal Circuit · 1992
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3Cited by117 opinions
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- Cae Screenplates Inc. v. Heinrich Fiedler Gmbh & Co. Kg and Fiedler Corporation (Now Known as Fiedler Lp),defendants-AppelleesCourt of Appeals for the Federal Circuit · 2000
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