Hap Corporation v. Heyman Manufacturing Company, Heyman Manufacturing Company v. Hap Corporation

ALDRICH, Chief Judge.

This is the second time that this patent case is before us. See Hap Corp. v. Heyman Mfg. Co., 1 Cir., 1962, 311 F.2d 839, cert. den. 373 U.S. 903, 83 S.Ct. 1290, 10 L.Ed.2d 198. The present cross appeals follow the confirmation of a master’s report determining the damages for infringement of the two patents, Nos. 2,191,384 and ’385, that remained open after our earlier decision. Briefly, Hap, the successful plaintiff in counterclaim, asserts that the master took too narrow a view of the scope of the patents, and erroneously failed to find that certain articles infringed.…