What American patent attorney visited John Shaw Crout in 1944?
John Crout John Shaw Crout (July 5, 1899 - October 31, 1987) was the Director of Engineering at Battelle Memorial Institute when, in 1944, Battelle was visited by Chester Carlson, in order to obtain support for his idea about a xerographic process.
Sinclair &amp; Carroll Co. v. Interchemical Corp. Sinclair & Carroll v. Interchemical, 325 U.S. 327 (1945) , is a United States Supreme Court decision that held a patent invalid for lack of inventiveness.