On July 31, 1790 Samuel Hopkins was issued the first patent for a process of making potash. Potash is an ingredient used in fertilizer. The patent was signed by President George Washington. Hopkins was born in Vermont, but was living in Philadelphia, PA when the patent was granted.
* Added - The first patent issued in what is now the US - In 1643 the Great and General Court of Boston issued the first patent to Joseph Jenkes of Lynn, Massachusetts for an improved water wheel.
1790.
The first US patent was issued in 1790, the first Superintendent of Patents was recognized as separate from the Department of State in 1802, and the US Patent and Trademark Office was created by a revision of patent laws in 1836.
A patent issued in the USA can be enforced only in the courts of the USA.
Samuel Hopkins was issued US Patent #1 on April 10, 1790. The patent had no official title, but was issued as a letter signed by George Washington. The letter verifies that he "hath discovered an improvement, not known or used before" related to the making of potash, an ingredient used in fertilizer.
20 years.
20 years
If that is a US Patent, you can look it up on Google, and tell when the patent was issued, but it cannot date the gun- other than we know it would have been made AFTER the patent was issued.
1832.Samuel Colt first attempted to patent a revolver in the US in 1832. UK Patent #6909 was his first successful revolver patent: it was issued in 1835.1836Samuel Colt's first U. S. patent was patent No. 1304, dated August 29, 1836. This patent protected the basic design of his revolving-breech loading, folding trigger firearm named the Paterson pistol. Previous to his American patent he had been awarded a patent in England (1935) for the same design.1836Samuel Colt invented the first revolver, a gun named after its inventor "Colt", and after its revolving cylinder "revolver". In 1836, Samuel Colt was granted a U.S. patent for the Colt revolver, which was equipped with a revolving cylinder containing five or six bullets and an innovative cocking device.
In 1908, U.S. Patent 887,357 for a wireless telephone was issued to Nathan B. Stubblefield of Murray, Kentucky. He applied this patent to "cave radio" telephones and not directly to cellular telephony as the term is currently understood. A patent for the first wireless phone as we know today was issued in US Patent Number 3,449,750 to George Sweigert of Euclid, Ohio on June 10, 1969.
US Patent 202213, for Improvement in Fastenings for Egg Carriers, was issued April 9, 1878.
1854
The first glue was patented in 1750.