Du Bois Plastic Products, Inc. v. United States Safety Service Co.

RIDGE, District Judge.

This is an action for alleged infringement of specified claims of three (3) letters patent, numbered 2,368,750, issued February 6, 1945; 2,406,998, issued September 3, 1946; and 2,422,534, issued June 17, 1947, relating to “Eye Shields”. Plaintiffs Virginia I. DuBois, Rita C. Sterne, Eileen Silbert, Florence E. Taylor and Lauriene T. Holzworth are the joint owners of all three patents. Plaintiff DuBois Plastic Products, Inc. is their exclusive licensee.

Defendant, although denying infringement, admits that since a date subsequent to the issuance of the aforementioned…