F41A 9/54
Cartridge guides, stops or positioners
Official title: Cartridge guides, stops or positioners, e.g. for cartridge extraction
F41A9/54 (Cartridge guides, stops or positioners) appears on 210 US grants and 134 published applications in this corpus.
Search patents in F41A- Granted patents
- 210
- Published applications
- 134
- Assignees
- 101
- Inventors
- 317
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 3 |
| 2004 | 3 | 1 |
| 2005 | 2 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 18 |
| 2011 | 3 | 5 |
| 2012 | 6 | 3 |
| 2013 | 11 | 2 |
| 2014 | 6 | 6 |
| 2015 | 5 | 8 |
| 2016 | 7 | 12 |
| 2017 | 9 | 7 |
| 2018 | 7 | 7 |
| 2019 | 6 | 5 |
| 2020 | 8 | 10 |
| 2021 | 11 | 9 |
| 2022 | 3 | 4 |
| 2023 | 6 | 6 |
| 2024 | 8 | 9 |
| 2025 | 7 | 5 |
| 2026 | 8 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Linkless ammunition handling system8 Sep 2026US 12,729,922 B1Nobles Worldwide, Inc.
- Feeding mechanism and method for toy projectile launcher25 Aug 2026US 12,716,671 B2Easebon Services Limited
- Arrangement for feeding ammunition to a weapon19 May 2026US 12,631,413 B2BAE Systems Hägglunds Aktiebolag
- Arrangement for feeding ammunition to a weapon21 Apr 2026US 12,607,427 B2BAE Systems Hägglunds Aktiebolag
- Ammunition feed belt linkage bracket24 Mar 2026US 12,584,704 B1The United States of America as represented by the Secretary of the Navy
- Feeding mechanism and method for toy projectile launcher17 Sep 2026US 2026/0276331 A1Easebon Services Limited
- Firearm casing deflector4 Jun 2026US 2026/0153299 A1
- Pivotable follower for ammunition magazine16 Apr 2026US 2026/0104218 A1
- Feed stop for ammunition magazine2 Apr 2026US 2026/0092751 A1
- Firearm for use with ordnance of varying lengths12 Mar 2026US 2026/0071834 A1O. F. Mossberg & Sons, Inc.
Most cited
By later US patents
- Magazine loaded pump action shotgun45US 6,032,395 A2000
- Automatic loading system for fixed ammunition at gun elevation42US 4,481,862 AFMC Corporation · 1984
- Drum magazine for a gun41US 4,384,508 AChartered Industries of Singapore Private Limited · 1983
- Autoloader for military vehicle37US 4,860,633 AFMC Corporation · 1989
- Rimfire firearm receiver34US 4,930,238 A1990