Cool-Fin Electronics Corporation v. International Electronic Research Corporation, Cool-Fin Electronics Corporation v. International Electronic Research Corporation, and United-Carr, Incorporated

491 F.2d 660 180 U.S.P.Q. 481 COOL-FIN ELECTRONICS CORPORATION, Plaintiff-Appellee, v. INTERNATIONAL ELECTRONIC RESEARCH CORPORATION, Defendant-Appellant. COOL-FIN ELECTRONICS CORPORATION, Plaintiff-Appellant, v. INTERNATIONAL ELECTRONIC RESEARCH CORPORATION, and United-Carr, Incorporated, Defendants-Appellees. Nos. 72-1023, 72-1056. United States Court of Appeals, Ninth Circuit. Jan. 9, 1974, As Amended on Denial of Rehearing Feb. 25, 1974. Vernon D. Beehler (argued), Bruce A. Jagger of Beehler, Arant, Mockabee, Jagger & Bethel, Richard Hungate (argued), Louis P. Petrich of Youngman, Hungate & Leopold, Los Angeles, Cal., for plaintiff-appellee. Frederick E. Mueller of Fulwider, Patton, Rieber, Lee & Utecht, Stanley H. Williams (argued), Philip F. Westbrook, Jr. (argued), of O'Melveny & Myers, McCutchen, Black, Verleger & Shera, Los Angeles, Cal., for defendant-appellant. Before ELY and CHOY, Circuit Judges, and SOLOMON, * District Judge. CHOY, Circuit Judge: 1 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…