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