The Story of the United States Patent Office

ACT OF JULY ACT OF MARCH agricultural American Patent System applications filed appointed April April 11 assistant examiners attorney August Benjamin Butterworth citizens Commissioner of Patents Committee concerning patents Congress Constitution copies copyrights December Department of Commerce design patents Designs Reissues Total District of Columbia Edison Ellsworth employees enacted examining divisions Exhibit February FEBRUARY 18 foreign countries genius give Government granting patents Holland Duell Improvements industry inventor January John Ruggles Joseph Holt June Lanham Act machine manufacture mark mark prior models National November number of applications number of patent obtain a patent old Patent Office patent applications Patent Board Patent Commissioner patent examiner patent laws patent matters Patent Office staff Patents granted patents issued Philadelphia plant printed protection provisions receives Patent revised Ruggles salary Secretary Senate September Superintendent of Patents Thomas Ewing Thomas Jefferson tion TRADEMARK ACT trademark law trademark owner United States patent Washington William Thornton