Eulberg v. Cooper

On June 7, 1926, the plaintiff-appellee, Joseph Eulberg, was the owner of an application for United States letters patent covering improvements on exhaust heaters for motor vehicles, and on that dale he entered into a contract with the defendants-appellants, under the terms of which plaintiff granted to the defend ants an exclusive license to manufacture and sell the heaters covered by said application; and also agreed therein to assign the letters patent when issued to the said appellants. The appellants were to pay the appellee iy¿ cents royalty upon each heater sold by them, and make…