Farmland Irrigation Co. v. Dopplmaier

Plaintiff in this action seeks a declaratory judgment that it is entitled to manufacture and sell irrigation equipment under a patent license agreement and a declaration of its duties under the royalty provisions of the license agreement.

Darrell C. Mansur invented certain improvements in agricultural sprinkling apparatus. He applied for a patent on his invention, and in the autumn of 1949, while his application was still pending, entered into negotiations with the Stout Irrigation Company, an Oregon corporation (hereinafter referred to as Stout), for the purpose of licensing Stout to…