F41A 3/12
Bolt action, i.e. the main breech opening movement being parallel to the
Official title: Bolt action, i.e. the main breech opening movement being parallel to the barrel axis
F41A3/12 (Bolt action, i.e. the main breech opening movement being parallel to the) appears on 858 US grants and 705 published applications in this corpus.
Search patents in F41A- Granted patents
- 858
- Published applications
- 705
- Assignees
- 274
- Inventors
- 899
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 8 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 15 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 2 |
| 2002 | 9 | 8 |
| 2003 | 16 | 10 |
| 2004 | 10 | 8 |
| 2005 | 6 | 14 |
| 2006 | 5 | 3 |
| 2007 | 9 | 12 |
| 2008 | 6 | 7 |
| 2009 | 7 | 17 |
| 2010 | 20 | 29 |
| 2011 | 24 | 20 |
| 2012 | 24 | 27 |
| 2013 | 21 | 20 |
| 2014 | 30 | 32 |
| 2015 | 35 | 40 |
| 2016 | 40 | 39 |
| 2017 | 43 | 45 |
| 2018 | 49 | 47 |
| 2019 | 52 | 44 |
| 2020 | 47 | 48 |
| 2021 | 57 | 42 |
| 2022 | 30 | 51 |
| 2023 | 51 | 39 |
| 2024 | 42 | 37 |
| 2025 | 32 | 30 |
| 2026 | 21 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Roller delayed firearm operating system15 Sep 2026US 12,736,294 B2
- Mechanism disassembly device for weapons with bolt mechanism1 Sep 2026US 12,723,828 B2
- Firearm25 Aug 2026US 12,716,665 B2
- Firearm25 Aug 2026US 12,716,666 B2
- Bolt assembly for firearm28 Jul 2026US 12,693,083 B2Sturm, Ruger & Company, Inc.
- Bolt action firearm8 Oct 2026US 2026/0309438 A1Franklin Armory Holdings, Inc.
- Slide assembly for a firearm24 Sep 2026US 2026/0287286 A1Shadow Systems LLC
- Rifle with straight pull bolt action17 Sep 2026US 2026/0276328 A1Savage Arms, Inc.
- Rotatable firearm bolt assembly and firearms including the same17 Sep 2026US 2026/0276342 A1
- Bolt action firearm27 Aug 2026US 2026/0251412 A1
Most cited
By later US patents
- Self-cleaning gas operating system for a firearm119US 7,461,581 B2LWRCInternational, LLC · 2008
- Ambidextrous bolt catch for firearms115US 7,661,219 B1Knight's Armament Company · 2010
- Open bolt conversion apparatus112US 4,057,003 A1977
- Gas operated action for auto-loading firearms111US 6,971,202 B22005
- Bolt carrier97US 5,551,179 A1996