F41A 29/00
Cleaning or lubricating arrangements
Official title: Cleaning or lubricating arrangements (injecting fluids into barrels or cartridge chambers F41A13/04 {; ammunition for cleaning purposes F42B5/24})
F41A29/00 (Cleaning or lubricating arrangements) appears on 345 US grants and 287 published applications in this corpus.
Search patents in F41A- Granted patents
- 345
- Published applications
- 287
- Assignees
- 111
- Inventors
- 464
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 3 |
| 2003 | 6 | 4 |
| 2004 | 6 | 7 |
| 2005 | 1 | 5 |
| 2006 | 7 | 13 |
| 2007 | 2 | 11 |
| 2008 | 7 | 4 |
| 2009 | 4 | 9 |
| 2010 | 8 | 7 |
| 2011 | 9 | 22 |
| 2012 | 14 | 23 |
| 2013 | 15 | 21 |
| 2014 | 15 | 15 |
| 2015 | 15 | 18 |
| 2016 | 22 | 19 |
| 2017 | 20 | 12 |
| 2018 | 14 | 18 |
| 2019 | 17 | 18 |
| 2020 | 16 | 10 |
| 2021 | 12 | 13 |
| 2022 | 8 | 7 |
| 2023 | 11 | 8 |
| 2024 | 9 | 8 |
| 2025 | 5 | 6 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cleaning apparatus for sealed firearm suppressor21 Jul 2026US 12,687,366 B1
- Firearm bore cleaner19 May 2026US 12,629,732 B2AOB Products Company
- Rifle action cleaning tool19 May 2026US 12,631,420 B2Titan Product Development, LLC
- Gun barrel brush5 May 2026US 12,618,633 B2
- Firearm cleaning fluids14 Apr 2026US 12,601,558 B1Fiske Brothers Refining Company
- Automated system for cleaning and inspection of straight hollow cylindrical objects1 Oct 2026US 2026/0298577 A1Griffyn Robotech Pvt. Ltd.
- Lubrication device integrated into a firearm upper receiver24 Sep 2026US 2026/0287296 A1UNITY Tactical, LLC
- Firearm25 Jun 2026US 2026/0177343 A1Staccato 2011, LLC
- Weapon Cleaner19 Feb 2026US 2026/0049786 A1
- System and method for gun barrel cleaning and lubrication via treated ammunition15 Jan 2026US 2026/0016271 A1
Most cited
By later US patents