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Patent Issue Date Details
This table shows patent issue date data.
Grant Date shotgunLast Utility
patent number
Utility Count Datamp CountWithdrawn count
1893-01-03489,444469120
1893-01-10489,906462121
1893-01-17490,25835251
1893-01-24490,634376110
1893-01-31491,064430140
1893-02-07491,508444100
1893-02-14491,972464312
1893-02-21492,37940770
1893-02-28492,771392120
1893-03-07493,235464170
1893-03-14493,62639193
1893-03-21494,11448870
1893-03-28494,539425160
1893-04-04495,00546662
1893-04-11495,467462141
1893-04-18495,951484131
1893-04-25496,387436110
1893-05-02496,839452150
1893-05-09497,293454190
1893-05-16497,756463130
1893-05-23498,219463213
1893-05-30498,753534111
1893-06-06499,192439150
1893-06-13499,695503150
1893-06-20500,108413160
1893-06-27500,54343590
1893-07-04501,046503111
1893-07-11501,48443870
1893-07-18501,906422141
1893-07-25502,264358150
1893-08-01502,692428101
1893-08-08503,114422160
1893-08-15503,567453100
1893-08-22503,93436780
1893-08-29504,312378151
1893-09-05504,69738580
1893-09-12505,081384221
1893-09-19505,42834750
1893-09-26505,804376120
1893-10-03506,198394100
1893-10-10506,652454101
1893-10-17507,091439130
1893-10-24507,52143081
1893-10-31507,976455162
1893-11-07508,392416101
1893-11-14508,904512151
1893-11-21509,352448110
1893-11-28509,854502111
1893-12-05510,394540241
1893-12-12510,874480130
1893-12-19511,318444103
1893-12-26511,743425192
The 'shotgun' links will bring up a page that lets you quickly click on the utility patents issued on the date selected. Clicks in the Datamp Count column will bring up the patents in the datamp database that have the grant date of the row selected. Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.