Legal Opinion
Rheox, Inc. v. Entact, Inc., Defendant/third Party v. Rmt, Inc. And American Minerals, Inc., Third-Party
Court of Appeals for the Third Circuit
Decided January 8, 2002No. 01-1001PublishedCited by 61 opinions
1Opinion of the Court
GAJARSA, Circuit Judge.
Appellant, Rheox, Inc. (“Rheox”), the plaintiff in this patent infringement case, appeals from the district court’s grant of summary judgment for the appellees, En-tact, Inc. (“Entact”). We affirm the district court’s grant of summary judgment of non-infringement because we conclude that Rheox is precluded from asserting that the claim term “calcium orthophosphate” covers monocalcium orthophosphate and triple superphosphate.
BACKGROUND
Rheox is the assignee of U.S. Patent No. 5,162,600 (“the '600 patent”). The '600 patent is directed to an inexpensive method of…
2Cases cited12 opinions
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- Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
- Vitronics Corporation v. Conceptronic, Inc.Court of Appeals for the Federal Circuit · 1996
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3Cited by61 opinions
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