Patents by Linus Yale, Sr, from the U.S. Patent and Trademark Office

20 Oct 1843 Pat. #3,312 combination lock - Springfield, MA (with C. Wilson)
13 June 1844 Pat. #3,630 pin tumbler safe lock - Springfield, MA
13 Feb. 1849 Pat. #6,111 safe - Newport, NY
18 Oct. 1853 Pat. #10,144 a bank lock - Newport, NY
28 Feb. 1854 Pat. #10,584 a bank lock - Newport, NY
22 May 1855 Pat. #12,932 a bank lock - Newport, NY
5 Aug 1856 Pat. #15,500 vault and safe door bolt - Newport, NY
8 Sept. 1857 Pat. #18,169 padlock - Newport, NY