Carstedt v. Grindeland

TODD, Justice.

Howard Carstedt, a printing press mechanic, developed an apparatus known as a decurling bar which effectively increased the productivity of printing presses. Gordon Grindeland was engaged in the business of marketing a device he had developed for the printing industry. On hearing of Car-stedt’s device, Grindeland sought out Car-stedt. Carstedt filed a patent application and the parties entered into a licensing agreement. Grindeland began to market the decurler successfully and paid royalties to Carstedt. Thereafter, he was notified of a claimed prior patent and ceased paying…