F41A 3/78
Bolt buffer or recuperator means
F41A3/78 (Bolt buffer or recuperator means) appears on 400 US grants and 320 published applications in this corpus.
Search patents in F41A- Granted patents
- 400
- Published applications
- 320
- Assignees
- 155
- Inventors
- 482
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 0 |
| 2004 | 3 | 4 |
| 2005 | 2 | 2 |
| 2006 | 4 | 9 |
| 2007 | 3 | 2 |
| 2008 | 6 | 5 |
| 2009 | 3 | 2 |
| 2010 | 3 | 6 |
| 2011 | 4 | 7 |
| 2012 | 8 | 9 |
| 2013 | 9 | 10 |
| 2014 | 13 | 17 |
| 2015 | 15 | 11 |
| 2016 | 11 | 13 |
| 2017 | 10 | 21 |
| 2018 | 28 | 26 |
| 2019 | 29 | 24 |
| 2020 | 29 | 27 |
| 2021 | 31 | 24 |
| 2022 | 15 | 17 |
| 2023 | 21 | 23 |
| 2024 | 24 | 26 |
| 2025 | 24 | 22 |
| 2026 | 16 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Recoil spring abutment for a slide of a modular handgun1 Sep 2026US 12,723,826 B2Glock Technology GmbH
- Firearm25 Aug 2026US 12,716,666 B2
- Bolt assembly for firearm28 Jul 2026US 12,693,083 B2Sturm, Ruger & Company, Inc.
- Firearm with buffer assembly9 Jun 2026US 12,650,275 B2
- Recoil assembly for a machine gun26 May 2026US 12,638,261 B2Sig Sauer, Inc.
- Recoil spring assembly1 Oct 2026US 2026/0298565 A1HS Product D.O.O.
- Firearm recoil buffer operable in underwater environment10 Sep 2026US 2026/0266568 A1DSG Tec USA, Inc.
- Ammunition convertible firearm16 Jul 2026US 2026/0202154 A1Ares Defense Systems, Inc.
- One-piece guide rod11 Jun 2026US 2026/0160509 A1Wilson's Gun Shop, Inc
- Integrated multi-port compensator and barrel thru slide11 Jun 2026US 2026/0160515 A1Wilson's Gun Shop, Inc
Most cited
By later US patents
- Rifle154US 6,848,351 B12005
- Rifle109US 7,827,722 B12010
- Gas actuated pistol94US 4,563,937 AMagnum Research, Inc. · 1986
- Mechanical buffer for shouldered weapon86US 7,478,495 B1The United States of America as represented by the Secretary of the Army · 2009
- Automatic or semiautomatic rifle with folding stock86US 7,966,761 B1Colt Defense LLC · 2011