Colt Paterson and discuss improvements to the Paterson to make it more appropriate for use in battle. Walker at the time was serving in the U.S. Mounted Rifles and not the Rangers. Colt Paterson The Colt Paterson is a revolver. It was the first commercial repeating firearm employing a revolving cylinder with multiple chambers aligned with a single, stationary barrel. Its design was patented by Samuel Colt on February 25, 1836, in the United States, France, and England, and it derived its name from being produced in Paterson, New Jersey. Initially this 5-shot revolver was produced in .28 caliber, with a .36
Colt Open Top Pocket Model Revolver White patent for metallic cartridges firearms manufacture expired (c. 1870) the Colt's Patent Fire Arms Manufacturing Company started working on its own metallic cartridge revolvers (Colt had previously been manufacturing the so-called Richards-Mason conversions). Thus, Colt introduced its first rear-loaders in 1871: the Colt House/Cloverleaf and the Colt Open Top Pocket Model Revolver. In the 1870s the firearms market was awash with cheaply made knockoffs of the .22 caliber Smith & Wesson Model One which sold for about $2. Colt's president Richard Jarvis decided it would not compete directly with the knockoffs; that its .22 would be of Colt quality.