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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
1850-01-016,9931310
1850-01-087,0111840
1850-01-157,0312040
1850-01-227,0471610
1850-01-297,0631600
1850-02-057,0761310
1850-02-127,0962050
1850-02-197,1131710
1850-02-267,1301700
1850-03-057,1542420
1850-03-127,1782440
1850-03-197,2042620
1850-03-267,2282410
1850-04-027,2542640
1850-04-097,2782440
1850-04-167,2961800
1850-04-237,3162010
1850-04-307,3341830
1850-05-147,3723830
1850-05-217,3922050
1850-05-287,4071520
1850-06-047,4201310
1850-06-117,4321220
1850-06-187,4481610
1850-06-257,4682010
1850-07-027,4841630
1850-07-097,5001620
1850-07-167,5151520
1850-07-23No utility patents issued on this date. 00
1850-07-307,5412620
1850-08-067,5571630
1850-08-137,5701330
1850-08-207,5881800
1850-08-277,6082030
1850-09-037,6261840
1850-09-107,6421630
1850-09-177,6581600
1850-09-247,6751720
1850-10-017,6931850
1850-10-087,7142100
1850-10-227,7372300
1850-10-297,7501300
1850-11-057,7661621
1850-11-127,7761010
1850-11-197,7921620
1850-11-267,8051310
1850-12-037,8171240
1850-12-107,8311420
1850-12-177,8491830
1850-12-247,8641510
1850-12-31No utility patents issued on this date. 00
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.