Legal Opinion
Tol-O-Matic, Inc., Plaintiff/cross-Appellant v. Proma Produkt-Und Marketing Gesellschaft M.B.H. And Norgren Co.
Court of Appeals for the Federal Circuit
Decided September 26, 1991No. 90-1153, 90-1165PublishedCited by 38 opinions
1Opinion of the Court
PAULINE NEWMAN, Circuit Judge.
This appeal is taken from the judgment of the United States District Court for the District of Colorado, holding claims 25-31 of the patent in suit invalid for lack of utility, unenforceable based on inequitable conduct, and not infringed. 1 The judgment of unenforceability and invalidity are reversed. The judgment of noninfringement is affirmed.
The Patented Invention
Proma Produkt-Und Marketing Gesellschaft m.b.H. is the owner of United States Patent No. 4,664,020, invention of Siegmund Kaiser (the “Kaiser patent”). Norgren Company is the exclusive licensee under…
2Cases cited34 opinions
- Kingsdown Medical Consultants, Ltd. And E.R. Squibb & Sons, Inc. v. Hollister IncorporatedCourt of Appeals for the Federal Circuit · 1988
- Diamond v. DiehrSupreme Court of the United States · 1981
- The Perkin-Elmer Corporation, a Corporation of New York v. Computervision Corporation, a Corporation of DelawareCourt of Appeals for the Federal Circuit · 1984
- Jerry F. Connell, Gary F. Burns and Conelco, Inc., Appellants/cross-Appellees v. Sears, Roebuck & Co., a Corporation, Appellee/cross-AppellantCourt of Appeals for the Federal Circuit · 1983
- Moleculon Research Corporation v. Cbs, Inc.Court of Appeals for the Federal Circuit · 1986
29 more not listed; retrieve them via the Exa API.
3Cited by38 opinions
- Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
- Molins Plc, and John Coventry Smith, Jr. v. Textron, Inc., Kearney & Trecker Corporation, and Avco CorporationCourt of Appeals for the Federal Circuit · 1995
- 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
- Brooktree Corporation, Plaintiff/cross-Appellant v. Advanced Micro Devices, Inc.Court of Appeals for the Federal Circuit · 1993
- Amsted Industries Incorporated, Plaintiff/cross-Appellant v. Buckeye Steel Castings CompanyCourt of Appeals for the Federal Circuit · 1994
33 more not listed; retrieve them via the Exa API.