| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1878-01-01 | 198,922 | 190 | 12 | 0 |
| 1878-01-08 | 199,136 | 214 | 10 | 0 |
| 1878-01-15 | 199,346 | 210 | 6 | 0 |
| 1878-01-22 | 199,608 | 262 | 11 | 0 |
| 1878-01-29 | 199,890 | 282 | 8 | 0 |
| 1878-02-05 | 200,118 | 228 | 9 | 0 |
| 1878-02-12 | 200,370 | 252 | 9 | 0 |
| 1878-02-19 | 200,594 | 224 | 8 | 0 |
| 1878-02-26 | 200,813 | 219 | 10 | 0 |
| 1878-03-05 | 201,081 | 268 | 16 | 0 |
| 1878-03-12 | 201,319 | 238 | 7 | 0 |
| 1878-03-19 | 201,585 | 266 | 20 | 0 |
| 1878-03-26 | 201,859 | 274 | 19 | 0 |
| 1878-04-02 | 202,087 | 228 | 9 | 0 |
| 1878-04-09 | 202,320 | 233 | 13 | 0 |
| 1878-04-16 | 202,622 | 302 | 11 | 0 |
| 1878-04-23 | 202,916 | 294 | 12 | 0 |
| 1878-04-30 | 203,235 | 319 | 13 | 0 |
| 1878-05-07 | 203,523 | 288 | 17 | 0 |
| 1878-05-14 | 203,809 | 286 | 13 | 0 |
| 1878-05-21 | 204,121 | 312 | 15 | 0 |
| 1878-05-28 | 204,413 | 292 | 11 | 0 |
| 1878-06-04 | 204,647 | 234 | 14 | 0 |
| 1878-06-11 | 204,873 | 226 | 16 | 0 |
| 1878-06-18 | 205,166 | 293 | 10 | 0 |
| 1878-06-25 | 205,461 | 295 | 14 | 0 |
| 1878-07-02 | 205,715 | 254 | 9 | 0 |
| 1878-07-09 | 205,942 | 227 | 10 | 0 |
| 1878-07-16 | 206,158 | 216 | 9 | 0 |
| 1878-07-23 | 206,385 | 227 | 6 | 0 |
| 1878-07-30 | 206,656 | 271 | 29 | 0 |
| 1878-08-06 | 206,849 | 193 | 10 | 0 |
| 1878-08-13 | 207,094 | 245 | 16 | 0 |
| 1878-08-20 | 207,336 | 242 | 11 | 0 |
| 1878-08-27 | 207,583 | 247 | 11 | 0 |
| 1878-09-03 | 207,792 | 209 | 12 | 0 |
| 1878-09-10 | 208,006 | 214 | 7 | 0 |
| 1878-09-17 | 208,217 | 211 | 13 | 0 |
| 1878-09-24 | 208,454 | 237 | 8 | 0 |
| 1878-10-01 | 208,665 | 211 | 12 | 0 |
| 1878-10-08 | 208,879 | 214 | 4 | 0 |
| 1878-10-15 | 209,101 | 222 | 10 | 0 |
| 1878-10-22 | 209,314 | 213 | 6 | 0 |
| 1878-10-29 | 209,538 | 224 | 9 | 0 |
| 1878-11-05 | 209,743 | 205 | 10 | 0 |
| 1878-11-12 | 209,952 | 209 | 10 | 0 |
| 1878-11-19 | 210,178 | 226 | 17 | 0 |
| 1878-11-26 | 210,391 | 213 | 8 | 1 |
| 1878-12-03 | 210,590 | 199 | 9 | 0 |
| 1878-12-10 | 210,829 | 239 | 14 | 0 |
| 1878-12-17 | 211,077 | 248 | 11 | 0 |
| 1878-12-24 | No utility patents issued on this date. | | 0 | 0 |
| 1878-12-31 | No utility patents issued on this date. | | 0 | 0 |
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