International Manufacturing Co., Inc., a Corporation, and Rodolfo Jacuzzi, an Individual v. Landon, Inc., a Corporation, Jacuzzi Bros., a Corporation v. Landon, Inc., a Corporation

336 F.2d 723 INTERNATIONAL MANUFACTURING CO., Inc., a corporation, and Rodolfo Jacuzzi, an individual, Appellants, v. LANDON, INC., a corporation, Appellee. JACUZZI BROS., a corporation, Appellant, v. LANDON, INC., a corporation, Appellee. No. 18698. No. 18725. United States Court of Appeals Ninth Circuit. August 31, 1964. Frank A. Neal, James M. Naylor, Naylor & Neal, San Francisco, Cal., for appellants. Jack E. Hursh, Oscar A. Mellin, Mellin, Hanscom & Hursh, San Francisco, Cal., Carl Anderson, Anderson & McMillan, Burlingame, Cal., for appellee. Before HAMLEY, HAMLIN and MERRILL, Circuit Judges. HAMLEY, Circuit Judge. 1 These two cases involve the validity, infringement and misuse of patents covering devices for skimming and filtering the water in swimming pools and vacuuming the sides and bottom of said pools. The letters patent in question are No. 2,826,307, granted to Robert M. Pace (Pace patent) and No. 2,844,255, granted to David K. Cavenah and Paul J. Steffan (Cavenah patent), both of which have been assigned to Landon, Inc. (Landon). 2 In the first case Landon sued International Manufacturing Co., Inc. (International) and Rodolfo Jacuzzi (Rodolfo), who is the…