Day-Brite Lighting, Inc. v. Compco Corporation, Day-Brite Lighting, Inc. v. Compco Corporation

ENOCH, Circuit Judge.

Plaintiff, Day-Brite Lighting, Inc., brought suit against defendant, Compco Corporation, for infringement of plaintiff’s design patent and unfair competition.

The District Judge found that the patent was invalid and not infringed. He found the defendant was guilty of unfair competition, granted an injunction and ordered an accounting for damages. The defendant appealed this latter part of the judgment. The plaintiff cross-appealed the finding of invalidity and non-infringement of the patent.

The design of the patent concerns reflectors in commercial fluorescent lighting…