Hazeltine Research Inc. v. Admiral Corp‪.‬

Patent No. 2,208,374, entitled "Television Receiving System," was issued to H. M. Lewis July 16, 1940. Hazeltine Research, Inc. (hereinafter referred to as Hazeltine), assignee of said patent, brought the instant suit against Admiral Corporation (hereinafter referred to as Admiral), charging infringement of claims 1, 2 and 4. The patent, and particularly the claims relied upon, is directed to a portion of a television broadcast receiver. Admiral counterclaimed for a declaratory judgment of invalidity, non-infringement and non-enforcibility because of misuse by Hazeltine.