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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
1947-01-072,414,07940510
1947-01-142,414,43035100
1947-01-212,414,78735710
1947-01-282,415,06728010
1947-02-042,415,39733060
1947-02-112,415,80140430
1947-02-182,416,27747620
1947-02-252,416,66438731
1947-03-042,417,03837461
1947-03-112,417,40436640
1947-03-182,417,80239851
1947-03-252,418,10830620
1947-04-012,418,44433630
1947-04-082,418,80736362
1947-04-152,419,19038320
1947-04-222,419,52133110
1947-04-292,419,93241140
1947-05-062,420,28935720
1947-05-132,420,63935020
1947-05-202,420,99735820
1947-05-272,421,36737030
1947-06-032,421,73837130
1947-06-102,422,17343520
1947-06-172,422,64947650
1947-06-242,423,07542660
1947-07-012,423,43035540
1947-07-082,423,81938920
1947-07-152,424,21139230
1947-07-222,424,53632550
1947-07-292,424,95742101
1947-08-052,425,29133410
1947-08-122,425,70841710
1947-08-192,426,15744930
1947-08-262,426,58042311
1947-09-022,426,97639640
1947-09-092,427,33335740
1947-09-162,427,64931621
1947-09-232,428,00135220
1947-09-302,428,34634540
1947-10-072,428,76642020
1947-10-142,429,19843220
1947-10-212,429,58939120
1947-10-282,429,97138210
1947-11-042,430,44046960
1947-11-112,430,84940941
1947-11-182,431,30145240
1947-11-252,431,66936840
1947-12-022,432,07740830
1947-12-092,432,49241550
1947-12-162,432,97548360
1947-12-232,433,32635121
1947-12-302,433,82349741
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.