Electronic Detection Products, Inc. v. Chapin

JULIAN, District Judge.

This is a motion by defendants under Rule 19(b) of the Federal Rules of Civil Procedure, 28 U.S.C.A. to add as parties plaintiff a Massachusetts business corporation and three individuals. The action is one for declaratory judgment to determine the validity of a patent issued to the defendant, Reynold S. Chapin. The defendants have counterclaimed for damages alleging, among other things, infringement of the patent by the plaintiff and by the Massachusetts business corporation and the three individuals sought to be joined. The defendants contend in their brief that there…