Home | FAQ Search: Advanced | Person | Company | Type | Class Login
Quick search:
Patent number:
Patent Date:
Patent Issue Date Details
This table shows patent issue date data.
Grant Date shotgunLast Utility
patent number
Utility Count Datamp CountWithdrawn count
1950-01-032,493,73479110
1950-01-102,494,53079630
1950-01-172,495,20267210
1950-01-242,495,67747521
1950-01-312,496,25557821
1950-02-072,497,05980432
1950-02-142,497,84278320
1950-02-282,499,3441,50253
1950-03-072,500,14379952
1950-03-142,500,91877540
1950-03-212,501,65073260
1950-03-282,502,40775730
1950-04-042,503,23382650
1950-04-112,504,09786410
1950-04-182,504,94785020
1950-04-252,505,74780020
1950-05-022,506,56281530
1950-05-092,507,48692423
1950-05-162,508,34786121
1950-05-232,509,19684912
1950-05-302,510,05085421
1950-06-062,510,93988910
1950-06-132,511,82688732
1950-06-202,512,59076450
1950-06-272,513,26867800
1950-07-042,514,3531,08520
1950-07-112,515,16681310
1950-07-182,516,09793130
1950-07-252,516,83273510
1950-08-012,517,53069810
1950-08-082,518,43690661
1950-08-152,519,33289610
1950-08-222,520,11077840
1950-08-292,520,89978942
1950-09-052,521,67177241
1950-09-122,522,48781640
1950-09-192,523,25877121
1950-09-262,524,02576720
1950-10-032,524,74471940
1950-10-102,525,7531,00921
1950-10-172,526,61486110
1950-10-242,527,50689231
1950-10-312,528,48297631
1950-11-072,529,47499241
1950-11-142,530,36589130
1950-11-212,531,3781,01322
1950-11-282,532,27589712
1950-12-052,533,20292750
1950-12-122,534,2111,00930
1950-12-192,535,02381220
1950-12-262,536,01599251
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.