Legal Opinion
Atlas Powder Company, and Hanex Products, Inc. v. Ireco Incorporated and Ici Explosives Usa, Inc.
Court of Appeals for the Federal Circuit
Decided September 7, 1999No. 99-1041PublishedCited by 132 opinions
1Opinion of the Court
RADER, Circuit Judge.
The United States District Court for the District of Wyoming determined that U.S. Patent No. 4,111,727 (the Clay patent) and its reissue, U.S. Patent No. RE 33,788 (the reissue patent) were invalid. Atlas Powder Company (Atlas), a licensee under those patents, sued IRECO Incorporated (IRECO) for infringement of the Clay patent. Following two bench trials, the district court concluded that both the original Clay patent and the reissue patent were invalid as anticipated by either U.S. Patent No. 3,161,551 (Egly) or U.K. Patent No. 1,306,546 (Butterworth). Because the…
2Cases cited10 opinions
- Herbert Markman and Positek, Inc. v. Westview Instruments, Inc. And Althon Enterprises, Inc.Court of Appeals for the Federal Circuit · 1995
- Cybor Corporation v. Fas Technologies, Inc., and Fastar Ltd., Defendants-CrossCourt of Appeals for the Federal Circuit · 1998
- Autogiro Company of America v. The United StatesUnited States Court of Claims · 1967
- Titanium Metals Corporation of America v. Donald W. Banner, Commissioner of Patents and TrademarksCourt of Appeals for the Federal Circuit · 1985
- Verdegaal Brothers, Inc., William Verdegaal, George Verdegaal v. Union Oil Company of California, Brea Agricultural Services, Inc.Court of Appeals for the Federal Circuit · 1987
5 more not listed; retrieve them via the Exa API.
3Cited by132 opinions
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- Medical Instrumentation and Diagnostics Corporation v. Elekta Ab, Elekta Instrument Ab, Elekta Instruments, Inc., and Elekta Oncology Systems, Inc.Court of Appeals for the Federal Circuit · 2003
- Smithkline Beecham Corp. v. Apotex Corp.Court of Appeals for the Federal Circuit · 2005
- Jeneric/pentron, Inc. v. Dillon Company, Inc. And Chemichl, Inc.Court of Appeals for the Federal Circuit · 2000
127 more not listed; retrieve them via the Exa API.