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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
1917-01-021,211,38099264
1917-01-091,212,16578580
1917-01-161,213,135970113
1917-01-231,213,812677121
1917-01-301,214,49268040
1917-02-061,215,32583374
1917-02-131,216,25693162
1917-02-201,217,12987371
1917-02-271,217,89376441
1917-03-061,218,61372061
1917-03-131,219,41780462
1917-03-201,220,16174464
1917-03-271,221,00884748
1917-04-031,221,81280451
1917-04-101,222,58677464
1917-04-171,223,34976383
1917-04-241,224,12377453
1917-05-011,224,88476184
1917-05-081,225,73785362
1917-05-151,226,62288581
1917-05-221,227,560938120
1917-05-291,228,38282251
1917-06-051,229,20482230
1917-06-121,230,09288881
1917-06-191,230,83374134
1917-06-261,231,54871540
1917-07-031,232,47092245
1917-07-101,233,29382341
1917-07-171,234,10681352
1917-07-241,234,70760141
1917-07-311,235,53883183
1917-08-071,236,38784961
1917-08-141,237,26788084
1917-08-211,238,07480741
1917-08-281,238,72865423
1917-09-041,239,44071281
1917-09-111,240,16272254
1917-09-181,240,80264042
1917-09-251,241,48568392
1917-10-021,242,11663151
1917-10-091,242,90278676
1917-10-161,243,67877646
1917-10-231,244,45377560
1917-10-301,245,148695124
1917-11-061,246,03288483
1917-11-131,246,83079864
1917-11-201,247,60677610
1917-11-271,248,437831614
1917-12-041,249,29585858
1917-12-111,250,119824312
1917-12-181,250,935816154
1917-12-251,251,45752221
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.