Kulesza v. American Car & Foundry Co.

SPARKS, Circuit Judge.

This action in equity was instituted by appellants on October 4, 1929. They alleged that they were all residents of Illinois, and were the equitable owners of United States Patent to Robinson, No. 886,-541. The patent issued on May 5, 1908. It expired in May, 1925, and Robinson died in December, 1925. Plaintiffs aver that they represent a class of 2,000 other joint equitable owners. They charge the American Car and Foundry Company with infringement of the patent, and demand an accounting for profits and damages resulting therefrom. The bill makes many others parties…