(January 18, 2017, 2:55 PM EST) -- WASHINGTON, D.C. — An attorney representing the U.S. Patent and Trademark Office (PTO) defended the constitutionality of the Lanham Act’s disparagement provision on Jan. 18 in oral arguments before the U.S. Supreme Court (Michelle K. Lee, Under Secretary of Commerce for Intellectual Property and Director, U.S. Patent and Trademark Office v. Simon Shiao Tam, No. 15-1293, U.S. Sup.)....