| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1883-01-02 | 270,196 | 377 | 18 | 2 |
| 1883-01-09 | 270,569 | 373 | 24 | 0 |
| 1883-01-16 | 270,880 | 311 | 9 | 1 |
| 1883-01-23 | 271,205 | 325 | 20 | 1 |
| 1883-01-30 | 271,583 | 378 | 20 | 1 |
| 1883-02-06 | 272,012 | 429 | 23 | 3 |
| 1883-02-13 | 272,398 | 386 | 29 | 0 |
| 1883-02-20 | 272,844 | 446 | 30 | 1 |
| 1883-02-27 | 273,242 | 398 | 18 | 0 |
| 1883-03-06 | 273,697 | 455 | 22 | 0 |
| 1883-03-13 | 274,098 | 401 | 21 | 0 |
| 1883-03-20 | 274,453 | 355 | 16 | 0 |
| 1883-03-27 | 274,890 | 437 | 17 | 0 |
| 1883-04-03 | 275,343 | 453 | 18 | 2 |
| 1883-04-10 | 275,795 | 452 | 16 | 3 |
| 1883-04-17 | 276,146 | 351 | 19 | 0 |
| 1883-04-24 | 276,546 | 400 | 15 | 0 |
| 1883-05-01 | 276,990 | 444 | 14 | 0 |
| 1883-05-08 | 277,437 | 447 | 15 | 2 |
| 1883-05-15 | 277,865 | 428 | 14 | 0 |
| 1883-05-22 | 278,305 | 440 | 27 | 2 |
| 1883-05-29 | 278,674 | 369 | 10 | 0 |
| 1883-06-05 | 279,113 | 439 | 38 | 0 |
| 1883-06-12 | 279,515 | 402 | 15 | 2 |
| 1883-06-19 | 279,901 | 386 | 12 | 0 |
| 1883-06-26 | 280,337 | 436 | 24 | 4 |
| 1883-07-03 | 280,775 | 438 | 26 | 1 |
| 1883-07-10 | 281,224 | 449 | 17 | 2 |
| 1883-07-17 | 281,657 | 433 | 21 | 0 |
| 1883-07-24 | 282,028 | 371 | 8 | 0 |
| 1883-07-31 | 282,479 | 451 | 24 | 1 |
| 1883-08-07 | 282,943 | 464 | 25 | 1 |
| 1883-08-14 | 283,365 | 422 | 11 | 2 |
| 1883-08-21 | 283,738 | 373 | 23 | 2 |
| 1883-08-28 | 284,159 | 421 | 19 | 0 |
| 1883-09-04 | 284,585 | 426 | 22 | 2 |
| 1883-09-11 | 284,992 | 407 | 23 | 2 |
| 1883-09-18 | 285,370 | 378 | 18 | 1 |
| 1883-09-25 | 285,777 | 407 | 29 | 1 |
| 1883-10-02 | 286,165 | 388 | 22 | 1 |
| 1883-10-09 | 286,571 | 406 | 37 | 1 |
| 1883-10-16 | 286,987 | 416 | 28 | 1 |
| 1883-10-23 | 287,400 | 413 | 21 | 0 |
| 1883-10-30 | 287,787 | 387 | 14 | 1 |
| 1883-11-06 | 288,195 | 408 | 23 | 1 |
| 1883-11-13 | 288,608 | 413 | 22 | 1 |
| 1883-11-20 | 288,963 | 355 | 27 | 2 |
| 1883-11-27 | 289,368 | 405 | 29 | 1 |
| 1883-12-04 | 289,793 | 425 | 22 | 1 |
| 1883-12-11 | 290,194 | 401 | 20 | 1 |
| 1883-12-18 | 290,656 | 462 | 25 | 0 |
| 1883-12-25 | 291,015 | 359 | 12 | 0 |
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