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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
1897-01-05574,868498141
1897-01-12575,31444651
1897-01-19575,68136790
1897-01-26576,081400120
1897-02-02576,52844780
1897-02-09576,99246461
1897-02-16577,405413131
1897-02-23577,829424150
1897-03-02578,306477172
1897-03-09578,70539953
1897-03-16579,12041551
1897-03-23579,55543563
1897-03-30579,94338893
1897-04-06580,35441191
1897-04-13580,837483120
1897-04-20581,25541820
1897-04-27581,684429121
1897-05-04582,162478150
1897-05-11582,608446150
1897-05-18583,01440661
1897-05-25583,44242891
1897-06-01583,881439181
1897-06-08584,312431251
1897-06-15584,76345191
1897-06-22585,16840590
1897-06-29585,644476121
1897-07-06586,08944580
1897-07-13586,537448100
1897-07-20586,954417100
1897-07-27587,29133780
1897-08-03587,68739680
1897-08-10588,120433161
1897-08-17588,54642682
1897-08-24588,937391101
1897-08-31589,399462152
1897-09-07589,80340472
1897-09-14590,20139832
1897-09-21590,558357112
1897-09-28590,949391100
1897-10-05591,373424110
1897-10-12591,800427131
1897-10-19592,226426170
1897-10-26592,75252671
1897-11-02593,183431111
1897-11-09593,555372110
1897-11-16593,97642142
1897-11-23594,364388100
1897-11-30594,84047681
1897-12-07595,28444460
1897-12-14595,684400140
1897-12-21596,04636262
1897-12-28596,466420111
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 Clicks in the withdrawn column will bring up a page showing withdrawn patents that were originally issued on the grant date for the selected row.