Burgess Battery Co. v. United States

WHITAKER, Judge.

Plaintiff, the assignee of. the Norris patent, 1,726,500, sues to recover damages for its alleged infringement. The defendant defends upon the ground, among others, that the alleged invention was anticipated by prior art and knowledge, and, therefore, was lacking in patentable novelty.

*615The patent is on sound-deadening construction. It consists, briefly, of a sound-absorbing backing, such as felt or wool, covered and held in place by a thin membrane of sheet steel, tin, veneered wood, or similar sound-reflecting material, punctured at intervals to permit the passage of the sound…