U. S. Philips Corp. v. National Micronetics Inc. v. North American Philips Corporation and N. v. Philips Gloeilampenfabrieken, Counter-Defendants

MANSFIELD, Circuit Judge:

National Micronetics, Inc. (“National”) appeals that portion of a judgment of the District Court for the Southern District of New York, Robert J. Ward, Judge, holding valid certain claims of U.S. Patent No. 3,246,383 (“the Peloschek Patent”). Appellant does not challenge the district court’s additional finding that it infringed the patent.

The plaintiff, U.S. Philips1 Corporation, commenced this action against National on March 2,1971, seeking damages and injunctive relief as assignee of three allegedly infringed patents. National denied infringement, challenged the…