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 caliber model following a year later.
Feb 25, 2006 - I don't have a Pistol Patent." ... Samuel Colt invented the revolver, a pistol with multiple chambers for bullets. ... The patent was for the Colt Revolver with a rotating chamber containing six bullets.