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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
1952-01-012,581,33495040
1952-01-082,582,21488080
1952-01-152,582,94172760
1952-01-222,583,52558480
1952-01-292,584,10157640
1952-02-052,584,96786652
1952-02-122,585,9691,002112
1952-02-192,586,767798122
1952-02-262,587,57580880
1952-03-042,588,33375831
1952-03-112,589,20787440
1952-03-182,590,07286560
1952-03-252,590,83276071
1952-04-012,591,66283090
1952-04-082,592,52286091
1952-04-152,593,395873131
1952-04-222,594,27087531
1952-04-292,595,21394361
1952-05-062,596,08887561
1952-05-132,596,96687870
1952-05-202,597,89092420
1952-05-272,598,65876870
1952-06-032,599,52586740
1952-06-102,600,37484950
1952-06-172,601,22284882
1952-06-242,601,67845642
1952-07-012,602,16248471
1952-07-082,602,925763103
1952-07-152,603,78085571
1952-07-222,604,62284261
1952-07-292,605,46584383
1952-08-052,606,319854112
1952-08-122,607,03571641
1952-08-192,607,916881141
1952-08-262,608,68677070
1952-09-022,609,53584970
1952-09-092,610,32178632
1952-09-162,611,12880743
1952-09-232,611,89576760
1952-09-302,612,638743100
1952-10-072,613,35271494
1952-10-142,614,251899112
1952-10-212,615,16090971
1952-10-282,616,08092061
1952-11-042,617,0941,01482
1952-11-112,617,98689280
1952-11-182,618,77779181
1952-11-252,619,63685931
1952-12-022,620,47183573
1952-12-092,621,325854101
1952-12-162,622,242917101
1952-12-232,623,2491,007142
1952-12-302,624,045796150
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.