PTO Factoids
First patent issued in July 1790
Began numbering patents in 1836; already
4000 in existance
Approx. 3100 PTP employees
In U.S. patent applications are held in
confidence until patent is granted
Patenting U.S. Inventions abroad (first to file)
Utility patent term of rights: 20 years from date
you first apply
Design patent term of rights: 14 years