Patent Issue Date Details For 1920


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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Grant Date shotgun	Last Utility patent number	Utility Count	Datamp Count	Withdrawn count
1920-01-06	1,327,605	707	11	1
1920-01-13	1,328,252	647	12	1
1920-01-20	1,328,801	549	6	1
1920-01-27	1,329,351	550	7	2
1920-02-03	1,330,046	695	12	1
1920-02-10	1,330,772	726	10	4
1920-02-17	1,331,475	703	9	1
1920-02-24	1,332,191	716	5	3
1920-03-02	1,332,873	682	8	3
1920-03-09	1,333,593	720	10	3
1920-03-16	1,334,273	680	13	2
1920-03-23	1,334,941	668	11	1
1920-03-30	1,335,716	775	17	3
1920-04-06	1,336,406	690	8	0
1920-04-13	1,337,180	774	14	1
1920-04-20	1,337,985	805	10	2
1920-04-27	1,338,662	677	15	1
1920-05-04	1,339,380	718	11	2
1920-05-11	1,340,138	758	11	1
1920-05-18	1,340,867	729	4	1
1920-05-25	1,341,626	759	10	1
1920-06-01	1,342,410	784	20	4
1920-06-08	1,343,188	778	12	2
1920-06-15	1,343,890	702	6	1
1920-06-22	1,344,607	717	6	3
1920-06-29	1,345,336	729	4	0
1920-07-06	1,346,100	764	7	3
1920-07-13	1,346,804	704	8	1
1920-07-20	1,347,484	680	8	1
1920-07-27	1,348,144	660	2	2
1920-08-03	1,348,836	692	4	5
1920-08-10	1,349,552	716	8	4
1920-08-17	1,350,289	737	5	3
1920-08-24	1,351,014	725	7	1
1920-08-31	1,351,726	712	6	1
1920-09-07	1,352,419	693	11	3
1920-09-14	1,353,134	715	10	3
1920-09-21	1,353,816	682	5	2
1920-09-28	1,354,460	644	5	5
1920-10-05	1,355,115	655	7	2
1920-10-12	1,355,802	687	9	3
1920-10-19	1,356,507	705	11	3
1920-10-26	1,357,211	704	10	2
1920-11-02	1,357,933	722	7	2
1920-11-09	1,358,690	757	6	0
1920-11-16	1,359,477	787	7	3
1920-11-23	1,360,251	774	8	5
1920-11-30	1,360,993	742	6	0
1920-12-07	1,361,798	805	13	3
1920-12-14	1,362,585	787	7	2
1920-12-21	1,363,208	623	12	1
1920-12-28	1,364,062	854	18	3

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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.