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Patent Date:
Patent Issue Date Details
This table shows patent issue date data.
Grant Date shotgunLast Utility
patent number
Utility Count Datamp CountWithdrawn count
1879-01-07211,290213110
1879-01-14211,45216250
1879-01-21211,61316150
1879-01-28211,82721480
1879-02-04212,084257102
1879-02-11212,29621240
1879-02-18212,529233150
1879-02-25212,78025180
1879-03-04213,02524570
1879-03-11213,27424980
1879-03-18213,48921550
1879-03-25213,728239100
1879-04-01213,96223472
1879-04-08214,22826680
1879-04-15214,47925160
1879-04-22214,74226360
1879-04-29214,97923730
1879-05-06215,19922081
1879-05-13215,42422560
1879-05-20215,70828470
1879-05-27216,011303181
1879-06-03216,25124080
1879-06-10216,493242100
1879-06-17216,714221150
1879-06-24216,92821470
1879-07-01217,190262120
1879-07-08217,440250100
1879-07-15217,66822890
1879-07-22217,84818040
1879-07-29218,105257150
1879-08-05218,358253110
1879-08-12218,61325510
1879-08-19218,805192120
1879-08-26219,05725260
1879-09-02219,338281120
1879-09-09219,562224100
1879-09-16219,79423290
1879-09-23220,012218120
1879-09-30220,21119990
1879-10-07220,46125080
1879-10-14220,69022940
1879-10-21220,90521531
1879-10-28221,14123621
1879-11-04221,383242131
1879-11-11221,655272111
1879-11-18221,900245141
1879-11-25222,117217101
1879-12-02222,34322630
1879-12-09222,565222110
1879-12-16222,76720260
1879-12-23222,97821180
1879-12-30223,21023262
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.