| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1887-01-04 | 355,673 | 383 | 20 | 0 |
| 1887-01-11 | 356,086 | 413 | 16 | 0 |
| 1887-01-18 | 356,434 | 348 | 14 | 0 |
| 1887-01-25 | 356,738 | 304 | 19 | 2 |
| 1887-02-01 | 357,166 | 428 | 20 | 2 |
| 1887-02-08 | 357,563 | 397 | 20 | 0 |
| 1887-02-15 | 358,007 | 444 | 29 | 0 |
| 1887-02-22 | 358,422 | 415 | 13 | 1 |
| 1887-03-01 | 358,825 | 403 | 26 | 1 |
| 1887-03-08 | 359,238 | 413 | 21 | 1 |
| 1887-03-15 | 359,589 | 351 | 21 | 1 |
| 1887-03-22 | 359,989 | 400 | 25 | 1 |
| 1887-03-29 | 360,401 | 412 | 17 | 0 |
| 1887-04-05 | 360,838 | 437 | 21 | 1 |
| 1887-04-12 | 361,251 | 413 | 25 | 0 |
| 1887-04-19 | 361,663 | 412 | 23 | 1 |
| 1887-04-26 | 362,049 | 386 | 15 | 0 |
| 1887-05-03 | 362,478 | 429 | 13 | 2 |
| 1887-05-10 | 362,920 | 442 | 27 | 0 |
| 1887-05-17 | 363,350 | 430 | 24 | 2 |
| 1887-05-24 | 363,787 | 437 | 25 | 1 |
| 1887-05-31 | 364,201 | 414 | 19 | 1 |
| 1887-06-07 | 364,625 | 424 | 40 | 1 |
| 1887-06-14 | 365,036 | 411 | 15 | 1 |
| 1887-06-21 | 365,359 | 323 | 11 | 0 |
| 1887-06-28 | 365,768 | 409 | 20 | 3 |
| 1887-07-05 | 366,193 | 425 | 9 | 2 |
| 1887-07-12 | 366,641 | 448 | 18 | 0 |
| 1887-07-19 | 367,017 | 376 | 13 | 2 |
| 1887-07-26 | 367,352 | 335 | 8 | 1 |
| 1887-08-02 | 367,773 | 421 | 18 | 1 |
| 1887-08-09 | 368,178 | 405 | 19 | 0 |
| 1887-08-16 | 368,563 | 385 | 13 | 0 |
| 1887-08-23 | 368,924 | 361 | 21 | 1 |
| 1887-08-30 | 369,308 | 384 | 18 | 1 |
| 1887-09-06 | 369,674 | 366 | 12 | 1 |
| 1887-09-13 | 370,031 | 357 | 16 | 0 |
| 1887-09-20 | 370,367 | 336 | 13 | 0 |
| 1887-09-27 | 370,753 | 386 | 21 | 1 |
| 1887-10-04 | 371,160 | 407 | 12 | 0 |
| 1887-10-11 | 371,534 | 374 | 21 | 1 |
| 1887-10-18 | 371,910 | 376 | 13 | 0 |
| 1887-10-25 | 372,282 | 372 | 15 | 0 |
| 1887-11-01 | 372,647 | 365 | 10 | 0 |
| 1887-11-08 | 373,040 | 393 | 16 | 0 |
| 1887-11-15 | 373,424 | 384 | 6 | 1 |
| 1887-11-22 | 373,807 | 383 | 20 | 0 |
| 1887-11-29 | 374,161 | 354 | 14 | 0 |
| 1887-12-06 | 374,570 | 409 | 15 | 0 |
| 1887-12-13 | 374,919 | 349 | 21 | 1 |
| 1887-12-20 | 375,327 | 408 | 20 | 0 |
| 1887-12-27 | 375,719 | 392 | 18 | 0 |
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