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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
1877-01-02185,99918770
1877-01-09186,187188120
1877-01-16186,404217100
1877-01-23186,65625290
1877-01-30186,917261150
1877-02-06187,212295120
1877-02-13187,44723590
1877-02-20187,69524880
1877-02-27187,955260160
1877-03-06188,222267140
1877-03-13188,459237120
1877-03-20188,721262100
1877-03-27189,008287130
1877-04-03189,29428690
1877-04-10189,543249190
1877-04-17189,831288150
1877-04-24190,111280180
1877-05-01190,40329260
1877-05-08190,661258190
1877-05-15190,947286100
1877-05-22191,214267160
1877-05-29191,510296111
1877-06-05191,744234100
1877-06-12192,045301160
1877-06-19192,320275160
1877-06-26192,55523590
1877-07-03192,810255130
1877-07-10193,068258130
1877-07-17193,31024290
1877-07-24193,588278100
1877-07-31193,795207130
1877-08-07194,02322890
1877-08-14194,285262120
1877-08-21194,50722290
1877-08-28194,758251100
1877-09-04194,95119380
1877-09-11195,200249110
1877-09-18195,434234130
1877-09-25195,691257150
1877-10-02195,875184160
1877-10-09196,064189170
1877-10-16196,282218120
1877-10-23196,515233100
1877-10-30196,73622190
1877-11-06196,964228160
1877-11-13197,197233160
1877-11-20197,44524850
1877-11-27197,711266200
1877-12-04197,922211110
1877-12-11198,175253100
1877-12-18198,443268150
1877-12-25198,73228970
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.