| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1866-01-02 | 51,907 | 123 | 8 | 1 |
| 1866-01-09 | 52,009 | 102 | 9 | 0 |
| 1866-01-16 | 52,119 | 110 | 7 | 1 |
| 1866-01-23 | 52,254 | 135 | 11 | 1 |
| 1866-01-30 | 52,376 | 122 | 9 | 1 |
| 1866-02-06 | 52,508 | 132 | 14 | 0 |
| 1866-02-13 | 52,656 | 148 | 8 | 0 |
| 1866-02-20 | 52,808 | 152 | 8 | 0 |
| 1866-02-27 | 52,947 | 139 | 5 | 1 |
| 1866-03-06 | 53,093 | 146 | 11 | 0 |
| 1866-03-13 | 53,251 | 158 | 12 | 0 |
| 1866-03-20 | 53,388 | 137 | 4 | 0 |
| 1866-03-27 | 53,551 | 163 | 10 | 0 |
| 1866-04-03 | 53,764 | 213 | 10 | 1 |
| 1866-04-10 | 53,939 | 175 | 9 | 0 |
| 1866-04-17 | 54,084 | 145 | 14 | 0 |
| 1866-04-24 | 54,271 | 187 | 13 | 1 |
| 1866-05-01 | 54,478 | 207 | 14 | 0 |
| 1866-05-08 | 54,658 | 180 | 22 | 0 |
| 1866-05-15 | 54,835 | 177 | 21 | 0 |
| 1866-05-22 | 55,033 | 198 | 7 | 0 |
| 1866-05-29 | 55,218 | 185 | 15 | 1 |
| 1866-06-05 | 55,445 | 227 | 19 | 0 |
| 1866-06-12 | 55,594 | 149 | 8 | 0 |
| 1866-06-19 | 55,798 | 204 | 15 | 0 |
| 1866-06-26 | 55,972 | 174 | 6 | 0 |
| 1866-07-03 | 56,156 | 184 | 10 | 1 |
| 1866-07-10 | 56,342 | 186 | 11 | 0 |
| 1866-07-17 | 56,508 | 166 | 10 | 0 |
| 1866-07-24 | 56,686 | 178 | 11 | 0 |
| 1866-07-31 | 56,870 | 184 | 13 | 0 |
| 1866-08-07 | 57,060 | 190 | 12 | 0 |
| 1866-08-14 | 57,270 | 210 | 15 | 1 |
| 1866-08-21 | 57,453 | 183 | 11 | 0 |
| 1866-08-28 | 57,655 | 202 | 16 | 0 |
| 1866-09-04 | 57,837 | 182 | 7 | 0 |
| 1866-09-11 | 58,039 | 202 | 8 | 0 |
| 1866-09-18 | 58,193 | 154 | 9 | 0 |
| 1866-09-25 | 58,361 | 168 | 8 | 0 |
| 1866-10-02 | 58,565 | 204 | 9 | 0 |
| 1866-10-09 | 58,745 | 180 | 16 | 0 |
| 1866-10-16 | 58,963 | 218 | 13 | 0 |
| 1866-10-23 | 59,155 | 192 | 8 | 1 |
| 1866-10-30 | 59,334 | 179 | 9 | 0 |
| 1866-11-06 | 59,533 | 199 | 12 | 0 |
| 1866-11-13 | 59,739 | 206 | 14 | 0 |
| 1866-11-20 | 59,936 | 197 | 17 | 0 |
| 1866-11-27 | 60,111 | 175 | 10 | 0 |
| 1866-12-04 | 60,318 | 207 | 24 | 0 |
| 1866-12-11 | 60,456 | 138 | 11 | 0 |
| 1866-12-18 | 60,657 | 201 | 15 | 0 |
| 1866-12-25 | No utility patents issued on this date. | | 0 | 0 |
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