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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
1958-01-072,819,46389740
1958-01-142,820,22275960
1958-01-212,820,96574330
1958-01-282,821,71274750
1958-02-042,822,54283041
1958-02-112,823,38284042
1958-02-182,824,306924100
1958-02-252,825,06375733
1958-03-042,825,90183840
1958-03-112,826,75685551
1958-03-182,827,629873111
1958-03-252,828,48685712
1958-04-012,829,36888261
1958-04-082,830,293925110
1958-04-152,831,19089730
1958-04-222,832,07388391
1958-04-292,832,95888572
1958-05-062,834,0151,05752
1958-05-132,834,96294732
1958-05-202,835,89393193
1958-05-272,836,82593291
1958-06-032,837,74291722
1958-06-102,838,7561,01491
1958-06-172,839,75299693
1958-06-242,840,8201,06874
1958-07-012,841,79397351
1958-07-082,842,76897543
1958-07-152,843,8481,08078
1958-07-222,844,81997133
1958-07-292,845,62480541
1958-08-052,846,6811,05742
1958-08-122,847,67299140
1958-08-192,848,7171,04561
1958-08-262,849,71399675
1958-09-022,850,7351,022100
1958-09-092,851,68795232
1958-09-162,852,7761,089101
1958-09-232,853,70693052
1958-09-302,854,66896272
1958-10-072,855,59993153
1958-10-142,856,6051,00662
1958-10-212,857,59498952
1958-10-282,858,53694261
1958-11-042,859,44190581
1958-11-112,860,34290150
1958-11-182,861,268926110
1958-11-252,862,20493671
1958-12-022,863,148944111
1958-12-092,864,084936100
1958-12-162,865,02093651
1958-12-232,866,1981,17852
1958-12-302,866,97277431
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.