Patent Issue Date Details For September 1931


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Patent Issue Date Details

This table shows patent issue date data.

Grant Date shotgun	Last Utility patent number	Utility Count	Datamp Count	Withdrawn count
1931-09-01	1,821,915	1,016	10	0
1931-09-08	1,822,871	956	7	0
1931-09-15	1,823,869	998	8	0
1931-09-22	1,824,757	888	3	0
1931-09-29	1,825,649	892	8	0

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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.