Research Guides
Utility and plant patents only
Provides a filing date and use of "patent pending"
12 months to file non-provisional patent application
Helpful to independent inventors and small businesses
Not searchable.
Non-provisional utility and plant patent applications filed on or after November 29, 2000 (PGPUB)
Pre-grant publication 18 months after filing...
Publication began on March 15, 2001
Searchable in USPTO Patent Public Search