Legal Opinion

Cool-Fin Electronics Corp. v. International Electronic Research Corp.

Court of Appeals for the Ninth Circuit

Decided January 9, 1974No. Nos. 72-1023, 72-1056PublishedCited by 15 opinions

1Opinion of the Court

CHOY, Circuit Judge:

This appeal concerns the validity of patent No. 2,807,659, a tube shield and insert designed for protecting glass electron tubes. Cool-Fin Electronics Corporation (Cool-Fin), a now defunct manufacturer of tube shields, originally sued the International Electronic Research Corporation (IERC) for violations of the antitrust laws. IERC counterclaimed that Cool-Fin had infringed its patent. The district court tried the patent issue separately and held the IERC patent invalid, reasoning that it was anticipated by the prior art under 35 U.S. C. § 102 (1970) and that it would…

2Cases cited17 opinions

United States v. United States Gypsum Co.Supreme Court of the United States · 1948
Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
The Barbed Wire PatentSupreme Court of the United States · 1892
Smith v. SnowSupreme Court of the United States · 1935
McCullough Tool Co. v. Well Surveys, Inc.Court of Appeals for the Tenth Circuit · 1965

12 more not listed; retrieve them via the Exa API.

3Cited by15 opinions

Photo Electronics Corporation v. John M. England, Trustee in Bankruptcy for Ferrex Corporation, Photo Electronics Corporation v. Ferrex CorporationCourt of Appeals for the Ninth Circuit · 1978
Kamei-Autokomfort, a Corporation of Germany, and Superior Industries, Inc., a Corporation v. Eurasian Automotive Products (Formerly Gus Mozart)Court of Appeals for the Ninth Circuit · 1977
Tokyo Shibaura Electric Co. Ltd. v. Zenith Radio CorporationCourt of Appeals for the Third Circuit · 1977
Systematic Tool & MacHine Company v. Walter Kidde & Company, Inc.Court of Appeals for the Third Circuit · 1977
Del Mar Engineering Laboratories v. Physio-Tronics, Inc.Court of Appeals for the Ninth Circuit · 1981

10 more not listed; retrieve them via the Exa API.