| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1864-01-05 | 41,184 | 138 | 7 | 0 |
| 1864-01-12 | 41,267 | 83 | 8 | 0 |
| 1864-01-19 | 41,352 | 85 | 5 | 0 |
| 1864-01-26 | 41,417 | 65 | 7 | 0 |
| 1864-02-02 | 41,466 | 49 | 4 | 0 |
| 1864-02-09 | 41,587 | 121 | 11 | 0 |
| 1864-02-16 | 41,668 | 81 | 4 | 0 |
| 1864-02-23 | 41,748 | 80 | 8 | 0 |
| 1864-03-01 | 41,825 | 77 | 7 | 0 |
| 1864-03-08 | 41,897 | 72 | 4 | 0 |
| 1864-03-15 | 41,967 | 70 | 6 | 1 |
| 1864-03-22 | 42,059 | 92 | 7 | 1 |
| 1864-03-29 | 42,150 | 91 | 5 | 0 |
| 1864-04-05 | 42,262 | 112 | 13 | 0 |
| 1864-04-12 | 42,336 | 74 | 6 | 0 |
| 1864-04-19 | 42,452 | 116 | 5 | 0 |
| 1864-04-26 | 42,546 | 94 | 4 | 0 |
| 1864-05-03 | 42,631 | 85 | 8 | 0 |
| 1864-05-10 | 42,737 | 106 | 4 | 0 |
| 1864-05-17 | 42,823 | 86 | 7 | 1 |
| 1864-05-24 | 42,920 | 97 | 6 | 0 |
| 1864-05-31 | 42,998 | 78 | 4 | 0 |
| 1864-06-07 | 43,079 | 81 | 3 | 0 |
| 1864-06-14 | 43,169 | 90 | 4 | 0 |
| 1864-06-21 | 43,275 | 106 | 7 | 0 |
| 1864-06-28 | 43,378 | 103 | 8 | 0 |
| 1864-07-05 | 43,465 | 87 | 5 | 0 |
| 1864-07-12 | 43,557 | 92 | 8 | 0 |
| 1864-07-19 | 43,630 | 73 | 6 | 0 |
| 1864-07-26 | 43,659 | 29 | 1 | 0 |
| 1864-08-02 | 43,751 | 92 | 7 | 0 |
| 1864-08-09 | 43,822 | 71 | 3 | 0 |
| 1864-08-16 | 43,889 | 67 | 5 | 0 |
| 1864-08-23 | 43,960 | 71 | 7 | 0 |
| 1864-08-30 | 44,057 | 97 | 8 | 0 |
| 1864-09-06 | 44,147 | 90 | 6 | 0 |
| 1864-09-13 | 44,272 | 125 | 4 | 0 |
| 1864-09-20 | 44,376 | 104 | 7 | 1 |
| 1864-09-27 | 44,496 | 120 | 5 | 1 |
| 1864-10-04 | 44,585 | 89 | 7 | 0 |
| 1864-10-11 | 44,697 | 112 | 8 | 1 |
| 1864-10-18 | 44,775 | 78 | 5 | 0 |
| 1864-10-25 | 44,843 | 68 | 6 | 1 |
| 1864-11-01 | 44,923 | 80 | 6 | 0 |
| 1864-11-08 | 45,006 | 83 | 2 | 0 |
| 1864-11-15 | 45,127 | 121 | 9 | 0 |
| 1864-11-22 | 45,213 | 86 | 2 | 1 |
| 1864-11-29 | 45,305 | 92 | 3 | 1 |
| 1864-12-06 | 45,381 | 76 | 6 | 0 |
| 1864-12-13 | 45,464 | 83 | 3 | 0 |
| 1864-12-20 | 45,569 | 105 | 10 | 1 |
| 1864-12-27 | 45,684 | 115 | 7 | 0 |
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