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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
1889-01-01395,680376131
1889-01-08396,058378160
1889-01-15396,383325140
1889-01-22396,720337110
1889-01-29397,102382171
1889-02-05397,483381143
1889-02-12397,884401222
1889-02-19398,366482230
1889-02-26398,81144542
1889-03-05399,231420100
1889-03-12399,643412120
1889-03-19400,032389140
1889-03-26400,421389121
1889-04-02400,888467143
1889-04-09401,324436111
1889-04-16401,727403190
1889-04-23402,124397191
1889-04-30402,551427120
1889-05-07403,081530234
1889-05-14403,501420211
1889-05-21403,898397100
1889-05-28404,372474210
1889-06-04404,813441170
1889-06-11405,239426101
1889-06-18405,686447161
1889-06-25406,01733173
1889-07-02406,413396191
1889-07-09406,863450110
1889-07-16407,31445181
1889-07-23407,760446392
1889-07-30408,203443103
1889-08-06408,680477170
1889-08-13409,158478131
1889-08-20409,656498181
1889-08-27410,13948371
1889-09-03410,568429190
1889-09-10410,999431110
1889-09-17411,41141290
1889-09-24411,771360183
1889-10-01412,224453170
1889-10-08412,714490170
1889-10-15413,15744371
1889-10-22413,639482231
1889-10-29414,177538140
1889-11-05414,669492160
1889-11-12415,183514171
1889-11-19415,691508180
1889-11-26416,148457152
1889-12-03416,704556211
1889-12-10417,213509170
1889-12-17417,696483210
1889-12-24418,146450213
1889-12-31418,664518230
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.