 City of Elizabeth v. American Nicholson Pavement Co.

City of Elizabeth v. American Nicholson Pavement Co., 97 U.S. 126 (1878), was a case in which the Supreme Court of the United States held that while the public use of an invention more than one year prior to the inventor's application for a patent normally causes the inventor to lose his right to a patent, there is an exception to this rule for public uses for experimental purposes.Inventor Samuel Nicholson (alt.