Elevator Supplies Co. v. Boedtcher

BODINE, District Judge.

The Elevator Supplies Company, Incorporated, is the exclusive licensee for the Herzog patent, 1,022,089, and the owner of the Ne-well patent, 1,160,315, and the Andren patent, 1,109,950. It was conceded at the trial that the plaintiff had sufficient title to maintain a suit. The defenses are noninfringement, invalidity, and some equitable defenses arising from the length of time the Herzog patent was leisurely allowed to rest in the Patent Office while the plaintiff was having the benefit of an exclusive license under the latter Armstrong patent for an elevator…