 Some of the technology in the machine was protected by United States patent 2,003,349, granted to inventor Clifford R. Dumble.On November 21, 1953, aged 79, Ode Jennings died at home in Schaumburg, Illinois after 47 years at the helm of the company he had founded.He left everything to his wife, Jeannette Isle Jennings; they had no children; on the condition that it was denoted to his church and local hospitals on her death.