January 10, 2000. It was issued March 18, 2009.
Filed: March 17, 1998US Patent #: ?6165464
Patent 2,569,347, filed 26 June 1948.
1933 by Leo Szilard. He filed a patent in 1934 (British patent 630726).
Civil Case
Alexander graham Bell's first patent was: 174,465 issued march 7,1876 filed February 14, 1876 and his second patent was: 161,739 issued April 6,1875 filed march 6,1875.
Albert T. Marshall filed the patent application for the refrigerator in 1897, and received the patent in 1899.
R.T. James filed a patent application on the slinky on 21 August 1946. The patent issued in January 1947 as patent number 2,415,012.
Yes, a patent application is generally "examined" prior to being issued by the patent office in the country where it is filed.
Thomas Edison
Civil Case
Searching the United States Patent and Trademark Office website, I found three patents related to Vocaloid. The earliest patent was filed in February of 2005.
The first Browning Automatic Shotgun patent was filed for on May 6, 1899, but not granted until June 16 1903. This was the first patent filed, but the last of four patents to be granted that had to do with the final configuration of what we know as the A5. auto5man