Electro Bleaching Gas Co. v. Paradon Mfg. Co.

FAKE, District Judge.

This action is instituted for the purpose of restraining defendants from,contributory infringement of a United States process patent, No. 1,142,361, issued to complainant Electro Bleaching Gas Company, as assignor of one George Ornstein., Under this patent the complainant Wallace • & Tiemen Company, Inc., operate as exclusive licensees. Defendants contend that- the patent is invalid because the claims set out in the letters patent, or material parts thereof alleged to be new, had been disclosed by prior patents and publications. The answer sets up nineteen patents in the…