F41A 5/28
Adjustable systems
F41A5/28 (Adjustable systems) appears on 199 US grants and 187 published applications in this corpus.
Search patents in F41A- Granted patents
- 199
- Published applications
- 187
- Assignees
- 85
- Inventors
- 236
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 3 | 1 |
| 2010 | 2 | 8 |
| 2011 | 9 | 6 |
| 2012 | 8 | 14 |
| 2013 | 11 | 7 |
| 2014 | 14 | 17 |
| 2015 | 14 | 12 |
| 2016 | 28 | 21 |
| 2017 | 9 | 9 |
| 2018 | 8 | 9 |
| 2019 | 15 | 14 |
| 2020 | 7 | 14 |
| 2021 | 13 | 6 |
| 2022 | 6 | 15 |
| 2023 | 11 | 9 |
| 2024 | 8 | 9 |
| 2025 | 10 | 9 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adjustable gas system25 Aug 2026US 12,716,670 B2Faxon Firearms, LLC
- Adjustable gas valve for firearm28 Jul 2026US 12,693,084 B2KNS Precision, Inc.
- Semi-automatic shotgun and components thereof21 Apr 2026US 12,607,426 B2Savage Arms, Inc.
- Firearm gas systems23 Dec 2025US 12,504,246 B2Argos Ordnance, Inc.
- Gas block for a firearm24 Jun 2025US 12,339,087 B2JKJD Ventures, LLC
- Adjustable gas valve for a firearm28 May 2026US 2026/0146814 A1Sig Sauer, Inc.
- System for a multi-caliber self-loading action assembly30 Apr 2026US 2026/0118075 A1
- Gas block19 Feb 2026US 2026/0049781 A1Shaw Armament Systems, LLC
- Adjustable gas block25 Dec 2025US 2025/0389500 A1LWRC International LLC
- Gas Key25 Dec 2025US 2025/0389501 A1
Most cited
By later US patents