Ceramic Process Co. v. General Porcelain Enameling & Manufacturing Co.

SPARKS, Circuit Judge.

Appellee charged appellant with the infringement of all three claims of United States reissue patent to Scott, No. 16,048. The answer alleged invalidity and non-infringement. The court found each claim valid and infringed, and referred the cause to a master for an accounting.

The reissue patent before us expired on November 18, 1941, hence an injunction provided in the decree has terminated. However, appellant is alleged to have infringed the patent on a large scale since 1936, and this is the principal issue presented here. The original Scott patent was issued November…