District Court, D. Delaware March 5, 1980, Civ. A. 76-432 (Pic Inc. v. Prescon Corp.)

OPINION

MURRAY M. SCHWARTZ, District Judge.

This case is an action by plaintiff PIC Incorporated (“PIC”), alleging patent infringement by defendant The Prescon Corporation (“Prescon”). PIC is the assignee of Patent No. 3,646,748 for an invention entitled “TENDONS FOR PRESTRESSED CONCRETE AND PROCESS FOR MAKING SUCH TENDONS” which was issued to Frederic A. Lang on March 7, 1972 (“the Lang patent”).