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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
1883-01-02270,196377122
1883-01-09270,569373130
1883-01-16270,88031181
1883-01-23271,205325161
1883-01-30271,583378181
1883-02-06272,012429153
1883-02-13272,398386170
1883-02-20272,844446221
1883-02-27273,242398150
1883-03-06273,697455170
1883-03-13274,098401180
1883-03-20274,453355110
1883-03-27274,890437130
1883-04-03275,343453162
1883-04-10275,795452163
1883-04-17276,146351130
1883-04-24276,546400110
1883-05-01276,990444120
1883-05-08277,437447132
1883-05-15277,865428140
1883-05-22278,305440242
1883-05-29278,67436980
1883-06-05279,113439150
1883-06-12279,515402122
1883-06-19279,901386130
1883-06-26280,337436194
1883-07-03280,775438201
1883-07-10281,224449122
1883-07-17281,657433170
1883-07-24282,02837180
1883-07-31282,479451171
1883-08-07282,943464251
1883-08-14283,365422102
1883-08-21283,738373182
1883-08-28284,159421170
1883-09-04284,585426182
1883-09-11284,992407192
1883-09-18285,370378121
1883-09-25285,777407231
1883-10-02286,165388171
1883-10-09286,571406301
1883-10-16286,987416251
1883-10-23287,400413190
1883-10-30287,787387121
1883-11-06288,195408171
1883-11-13288,608413221
1883-11-20288,963355232
1883-11-27289,368405231
1883-12-04289,793425181
1883-12-11290,194401171
1883-12-18290,656462150
1883-12-25291,015359110
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.