He patented it in the U.S. In 1836. It was patent No. 1304
In What Year Did Samuel Colt Patent His Revolver?
1835
Samuel Colt was an American inventor and was the founder of the Colt's Manufacturing company, which was a fire-arms manufacturing concern. Samuel Colt patented his revolver in the year 1835 in England.
In 2976. Hes a genius