Patent origin is based on the residence of the first-named inventor. Data includes patents that had a patent origin from Puerto Rico and were granted 1977-2018. This report displays the number of U.S. patents distributed by calendar year of grant. This report counts documents of the following types: Utility patents (i.e., "patents for invention") Design patents Plant patents Reissue patents Statutory invention registrations Defensive publications Source: TAF database 04/08/2019