Gemsa v. Dorner

Defendant, Hermann Dorner, the owner of certain patents relating to an oil engine, referred to as the Dorner oil engine, employed plaintiff, Joseph Gemsa, to assist him in selling and licensing manufacturers the right to use the patents. He entered into the following written agreement:

“Detroit, Michigan,

“December 8, 1925.

“Mr. Joseph Gemsa,

499 Winona Avenue,

“Pasadena, California.

“Dear Sir:

“In consideration of the services rendered to me in demonstrating the Dorner oil engine and bringing me in contact with certain people, I hereby agree that if I succeed in selling or leasing any of my rights…