F41A 3/30
Interlocking means
Official title: Interlocking means, e.g. locking lugs, screw threads
F41A3/30 (Interlocking means) appears on 65 US grants and 50 published applications in this corpus.
Search patents in F41A- Granted patents
- 65
- Published applications
- 50
- Assignees
- 32
- Inventors
- 95
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 1 |
| 2012 | 3 | 4 |
| 2013 | 2 | 4 |
| 2014 | 5 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 3 |
| 2017 | 1 | 1 |
| 2018 | 5 | 7 |
| 2019 | 6 | 6 |
| 2020 | 7 | 7 |
| 2021 | 8 | 2 |
| 2022 | 3 | 4 |
| 2023 | 1 | 1 |
| 2024 | 3 | 1 |
| 2025 | 1 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Small firearms and method of operating small firearms27 Jan 2026US 12,535,280 B2Schmeisser GmbH
- Load balanced firearm barrel extension6 Jan 2026US 12,516,902 B1Knight's Armament Company
- Bolt head for a firearm21 Jan 2025US 12,203,717 B2Glock Technology Cmbh
- Firearm mount12 Mar 2024US 11,927,413 B2AOB Products Company
- Rifle6 Feb 2024US 11,892,261 B2Fabbrica D'Armi Pietro Beretta S.p.A.
- Compact Bolt Carrier Group9 Oct 2025US 2025/0314439 A1
- Small firearms and method of operating small firearms18 Jul 2024US 2024/0240887 A1Schmeisser GmbH
- Rifle20 Apr 2023US 2023/0123825 A1Fabbrica D'Armi Pietro Beretta S.p.A.
- Barrel for a firearm with locking space, and production process20 Oct 2022US 2022/0333889 A1Glock Technology GmbH
- Bolt head for a firearm13 Oct 2022US 2022/0325967 A1Glock Technology Cmbh
Most cited
By later US patents
- Firearm especially hunting rifle with exchangeable barrel, and modular system for such a firearm85US 5,228,887 A1993
- Bolt assembly for a firearm82US 6,182,389 B22001
- Firearm bolt action and extractor69US 4,653,210 A1987
- Bolt assemblies for firearms61US 6,609,319 B1Knight's Armament Company · 2003
- Automatic rifle bolt carrier with fluted boss53US 8,375,616 B2LWRC International LLC · 2013