| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1877-01-02 | 185,999 | 187 | 7 | 0 |
| 1877-01-09 | 186,187 | 188 | 12 | 0 |
| 1877-01-16 | 186,404 | 217 | 10 | 0 |
| 1877-01-23 | 186,656 | 252 | 9 | 0 |
| 1877-01-30 | 186,917 | 261 | 15 | 0 |
| 1877-02-06 | 187,212 | 295 | 12 | 0 |
| 1877-02-13 | 187,447 | 235 | 9 | 0 |
| 1877-02-20 | 187,695 | 248 | 8 | 0 |
| 1877-02-27 | 187,955 | 260 | 16 | 0 |
| 1877-03-06 | 188,222 | 267 | 14 | 0 |
| 1877-03-13 | 188,459 | 237 | 12 | 0 |
| 1877-03-20 | 188,721 | 262 | 10 | 0 |
| 1877-03-27 | 189,008 | 287 | 13 | 0 |
| 1877-04-03 | 189,294 | 286 | 9 | 0 |
| 1877-04-10 | 189,543 | 249 | 19 | 0 |
| 1877-04-17 | 189,831 | 288 | 15 | 0 |
| 1877-04-24 | 190,111 | 280 | 18 | 0 |
| 1877-05-01 | 190,403 | 292 | 6 | 0 |
| 1877-05-08 | 190,661 | 258 | 19 | 0 |
| 1877-05-15 | 190,947 | 286 | 10 | 0 |
| 1877-05-22 | 191,214 | 267 | 16 | 0 |
| 1877-05-29 | 191,510 | 296 | 11 | 1 |
| 1877-06-05 | 191,744 | 234 | 10 | 0 |
| 1877-06-12 | 192,045 | 301 | 16 | 0 |
| 1877-06-19 | 192,320 | 275 | 16 | 0 |
| 1877-06-26 | 192,555 | 235 | 9 | 0 |
| 1877-07-03 | 192,810 | 255 | 13 | 0 |
| 1877-07-10 | 193,068 | 258 | 13 | 0 |
| 1877-07-17 | 193,310 | 242 | 9 | 0 |
| 1877-07-24 | 193,588 | 278 | 10 | 0 |
| 1877-07-31 | 193,795 | 207 | 13 | 0 |
| 1877-08-07 | 194,023 | 228 | 9 | 0 |
| 1877-08-14 | 194,285 | 262 | 12 | 0 |
| 1877-08-21 | 194,507 | 222 | 9 | 0 |
| 1877-08-28 | 194,758 | 251 | 10 | 0 |
| 1877-09-04 | 194,951 | 193 | 8 | 0 |
| 1877-09-11 | 195,200 | 249 | 11 | 0 |
| 1877-09-18 | 195,434 | 234 | 13 | 0 |
| 1877-09-25 | 195,691 | 257 | 15 | 0 |
| 1877-10-02 | 195,875 | 184 | 16 | 0 |
| 1877-10-09 | 196,064 | 189 | 17 | 0 |
| 1877-10-16 | 196,282 | 218 | 12 | 0 |
| 1877-10-23 | 196,515 | 233 | 10 | 0 |
| 1877-10-30 | 196,736 | 221 | 9 | 0 |
| 1877-11-06 | 196,964 | 228 | 16 | 0 |
| 1877-11-13 | 197,197 | 233 | 16 | 0 |
| 1877-11-20 | 197,445 | 248 | 5 | 0 |
| 1877-11-27 | 197,711 | 266 | 20 | 0 |
| 1877-12-04 | 197,922 | 211 | 11 | 0 |
| 1877-12-11 | 198,175 | 253 | 10 | 0 |
| 1877-12-18 | 198,443 | 268 | 15 | 0 |
| 1877-12-25 | 198,732 | 289 | 7 | 0 |
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