Legal Opinion
Water Technologies Corp. v. Calco, Ltd.
District Court, N.D. Illinois
Decided October 22, 1986No. 82 C 4330PublishedCited by 10 opinions
1Opinion of the Court
FINDINGS OF FACT AND CONCLUSIONS OF LAW
McGARR, District Judge.
1. This action arises under the patent laws, Title 35 U.S.Code. Jurisdiction and venue are based on 28 U.S.Code, particularly, 28 U.S.C. §§ 1338 and 1400(b). Venue and jurisdiction are proper.
2. The United States patents involved in this civil action are (PTX-1 to 4):
Patent No. Title Inventor(s) Issue Date
4,187,183 (“ '183”) Mixed Form Poly-halide Resins for Disinfecting Water Gary L. Hatch Feb. 5, 1980
4,190,529 (" '529”) Mixed Form Poly-haiide Resins for Disinfecting Water Gary L. Hatch Feb. 26, 1980
3,817,860 (“ '860”) Method of…
2Cases cited41 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- Graver Tank & Mfg. Co. v. Linde Air Products Co.Supreme Court of the United States · 1950
- General Motors Corp. v. Devex Corp.Supreme Court of the United States · 1983
- Ssih Equipment S.A. v. United States International Trade Commission and Stewart-Warner CorporationCourt of Appeals for the Federal Circuit · 1983
- Hughes Aircraft Company v. The United StatesCourt of Appeals for the Federal Circuit · 1983
36 more not listed; retrieve them via the Exa API.
3Cited by10 opinions
- Water Technologies Corp. v. Calco, Ltd.Court of Appeals for the Federal Circuit · 1988
- Mas-Hamilton Group v. LaGard, Inc.District Court, E.D. Kentucky · 1997
- Water Technologies Corp. v. Calco, Ltd.District Court, N.D. Illinois · 1989
- Bausch & Lomb Inc. v. Alcon Laboratories, Inc.District Court, W.D. New York · 1999
- Water Technologies Corporation, Water Pollution Control Systems, Inc., and Kansas State University Research Foundation v. Calco, Ltd., and William J. Gartner, Water Technologies Corporation, Water Pollution Control Systems, Inc., and Kansas State University Research Foundation v. William J. Gartner, and Calco, Ltd.Court of Appeals for the Federal Circuit · 1988
5 more not listed; retrieve them via the Exa API.