Patent: Copper-catalyzed Formation of Carbon-heteroatom and Carbon-carbon Bonds. 30Patent Authors: Buchwald, S.L.; Klapars, A.; Kwong, F.Y.; Steiter, E.R.; Zanon, J. U.S. Patent No. 6,888,032 Date Issued: May 3, 2005Patent Title: Copper-catalyzed Formation of Carbon-heteroatom and Carbon-carbon Bonds.