1871—First United States trade-mark for coffee is issued to Butler, Earhart & Co., Columbus, Ohio, for Buckeye, first used 1870.
1871—G.W. Hungerford is granted United States patents on coffee-cleaning-and-polishing machines.
1871—The import duty on coffee in the United States is reduced to three cents a pound.
1872—Jabez Burns, New York, is granted a United States patent on an improved coffee-granulating mill. Another in 1874.
1872—J. Guardiola, Chocola, Guatemala, is granted his first United States patents on a coffee pulper and a coffee drier.
1872—The import duty on coffee in the United States is repealed.
1872—Robert Hewitt, Jr., New York, publishes the first American work on coffee, Coffee: Its History, Cultivation, and Uses.
1873—J.G. Baker, Philadelphia, assignor of the Enterprise Manufacturing Co. of Pennsylvania, is granted a United States patent on a grinding mill later known to the trade as Enterprise Champion Globe No. 0.
1873—Marcus Mason begins the manufacture of coffee-plantation machinery in the United States.
1873—Ariosa, first successful national brand of package coffee is put on the United States market by John Arbuckle of Pittsburgh. (Registered 1900.)