| Patent Issue Date Details |
| This table shows patent issue date data. |
| Grant Date shotgun | Last Utility
patent number | Utility Count |
Datamp Count | Withdrawn count | | 1838-01-06 | 546 | 1 | 0 | 0 |
| 1838-01-09 | 571 | 25 | 6 | 0 |
| 1838-01-20 | 581 | 10 | 2 | 0 |
| 1838-01-27 | 587 | 6 | 3 | 0 |
| 1838-02-01 | 588 | 1 | 0 | 0 |
| 1838-02-03 | 592 | 4 | 1 | 0 |
| 1838-02-06 | 595 | 3 | 1 | 0 |
| 1838-02-07 | 596 | 1 | 0 | 0 |
| 1838-02-10 | 598 | 2 | 0 | 0 |
| 1838-02-15 | 611 | 13 | 0 | 0 |
| 1838-02-21 | 613 | 2 | 1 | 0 |
| 1838-02-22 | 617 | 4 | 1 | 0 |
| 1838-02-24 | 618 | 1 | 0 | 0 |
| 1838-03-03 | 624 | 6 | 0 | 0 |
| 1838-03-10 | 634 | 10 | 1 | 0 |
| 1838-03-17 | 645 | 11 | 2 | 0 |
| 1838-03-21 | 650 | 5 | 0 | 0 |
| 1838-03-23 | 654 | 4 | 0 | 0 |
| 1838-03-24 | 655 | 1 | 0 | 0 |
| 1838-03-26 | 658 | 3 | 0 | 0 |
| 1838-03-28 | 665 | 7 | 1 | 0 |
| 1838-04-02 | 670 | 5 | 2 | 0 |
| 1838-04-05 | 678 | 8 | 0 | 0 |
| 1838-04-07 | 685 | 7 | 3 | 0 |
| 1838-04-13 | 690 | 5 | 0 | 0 |
| 1838-04-14 | 697 | 7 | 1 | 0 |
| 1838-04-16 | 695 | -2 | 1 | 0 |
| 1838-04-21 | 704 | 9 | 2 | 0 |
| 1838-04-24 | 708 | 4 | 0 | 0 |
| 1838-04-25 | 713 | 5 | 0 | 0 |
| 1838-04-28 | 721 | 8 | 6 | 0 |
| 1838-05-04 | 726 | 5 | 1 | 0 |
| 1838-05-08 | 730 | 4 | 1 | 0 |
| 1838-05-10 | 737 | 7 | 1 | 0 |
| 1838-05-17 | 744 | 7 | 0 | 0 |
| 1838-05-25 | 751 | 7 | 0 | 0 |
| 1838-05-30 | 762 | 11 | 3 | 0 |
| 1838-06-04 | 766 | 4 | 0 | 0 |
| 1838-06-07 | 774 | 8 | 2 | 0 |
| 1838-06-12 | 782 | 8 | 1 | 0 |
| 1838-06-14 | 785 | 3 | 0 | 0 |
| 1838-06-19 | 790 | 5 | 1 | 0 |
| 1838-06-20 | 798 | 8 | 1 | 0 |
| 1838-06-21 | 801 | 3 | 1 | 0 |
| 1838-06-23 | 806 | 5 | 0 | 0 |
| 1838-06-27 | 817 | 11 | 2 | 0 |
| 1838-06-30 | 822 | 5 | 0 | 0 |
| 1838-07-09 | 831 | 9 | 1 | 0 |
| 1838-07-12 | 838 | 7 | 1 | 0 |
| 1838-07-16 | 843 | 5 | 2 | 0 |
| 1838-07-17 | 846 | 3 | 0 | 0 |
| 1838-07-19 | 848 | 2 | 0 | 0 |
| 1838-07-24 | 853 | 5 | 1 | 0 |
| 1838-07-26 | 857 | 4 | 0 | 0 |
| 1838-07-28 | 861 | 4 | 1 | 0 |
| 1838-08-01 | 868 | 7 | 0 | 0 |
| 1838-08-03 | 875 | 7 | 0 | 0 |
| 1838-08-06 | 877 | 2 | 1 | 0 |
| 1838-08-13 | 882 | 5 | 0 | 0 |
| 1838-08-15 | 884 | 2 | 0 | 0 |
| 1838-08-16 | 885 | 1 | 1 | 0 |
| 1838-08-18 | 887 | 2 | 1 | 0 |
| 1838-08-20 | 889 | 2 | 1 | 0 |
| 1838-08-23 | 892 | 3 | 0 | 0 |
| 1838-08-25 | 895 | 3 | 0 | 0 |
| 1838-08-29 | 897 | 2 | 0 | 0 |
| 1838-08-30 | 903 | 6 | 2 | 0 |
| 1838-09-05 | 906 | 3 | 1 | 0 |
| 1838-09-07 | 907 | 1 | 0 | 0 |
| 1838-09-08 | 909 | 2 | 2 | 0 |
| 1838-09-12 | 917 | 8 | 1 | 0 |
| 1838-09-14 | 920 | 3 | 0 | 0 |
| 1838-09-15 | 923 | 3 | 1 | 0 |
| 1838-09-17 | 926 | 3 | 0 | 0 |
| 1838-09-19 | 933 | 7 | 1 | 0 |
| 1838-09-20 | 936 | 3 | 1 | 0 |
| 1838-09-22 | 942 | 6 | 2 | 0 |
| 1838-09-25 | 947 | 5 | 3 | 0 |
| 1838-09-26 | 948 | 1 | 0 | 0 |
| 1838-09-27 | 952 | 4 | 0 | 0 |
| 1838-10-02 | 954 | 2 | 0 | 0 |
| 1838-10-03 | 961 | 7 | 1 | 0 |
| 1838-10-05 | 967 | 6 | 0 | 0 |
| 1838-10-08 | 973 | 6 | 2 | 0 |
| 1838-10-10 | 978 | 5 | 1 | 0 |
| 1838-10-13 | 980 | 2 | 1 | 0 |
| 1838-10-16 | 982 | 2 | 0 | 0 |
| 1838-10-19 | 987 | 5 | 0 | 0 |
| 1838-10-26 | 993 | 6 | 3 | 0 |
| 1838-11-03 | 1,000 | 7 | 0 | 0 |
| 1838-11-09 | 1,004 | 4 | 0 | 0 |
| 1838-11-12 | 1,006 | 2 | 0 | 0 |
| 1838-11-14 | 1,009 | 3 | 0 | 0 |
| 1838-11-20 | 1,014 | 5 | 0 | 0 |
| 1838-11-25 | 1,023 | 9 | 0 | 0 |
| 1838-11-29 | 1,025 | 2 | 0 | 0 |
| 1838-12-08 | 1,026 | 1 | 0 | 0 |
| 1838-12-10 | 1,035 | 9 | 1 | 0 |
| 1838-12-15 | 1,039 | 4 | 0 | 0 |
| 1838-12-28 | 1,046 | 7 | 0 | 0 |
| 1838-12-31 | 1,060 | 14 | 0 | 0 |
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