Patent Issue Date Details For April 1839


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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Grant Date shotgun	Last Utility patent number	Utility Count	Datamp Count	Withdrawn count
1839-04-10	1,120	7	0	0
1839-04-15	1,122	2	0	0
1839-04-18	1,127	5	1	0
1839-04-19	1,128	1	0	0
1839-04-20	1,132	4	0	0
1839-04-23	1,133	1	0	0
1839-04-25	1,134	1	0	0
1839-04-26	1,136	2	0	0
1839-04-29	1,138	2	1	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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.