F42B 5/36
Modified for housing an integral firing-cap
Official title: modified for housing an integral firing-cap
F42B5/36 (Modified for housing an integral firing-cap) appears on 56 US grants and 77 published applications in this corpus.
Search patents in F42B- Granted patents
- 56
- Published applications
- 77
- Assignees
- 25
- Inventors
- 53
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 3 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 3 |
| 2012 | 2 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 0 | 4 |
| 2018 | 3 | 2 |
| 2019 | 1 | 17 |
| 2020 | 10 | 9 |
| 2021 | 11 | 15 |
| 2022 | 2 | 4 |
| 2023 | 5 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ammunition blank and corresponding bolt11 Nov 2025US 12,467,727 B2Sig Sauer, Inc.
- Cartridge case for centerfire ammunition, and centerfire ammunition9 Jul 2024US 12,031,806 B2Ruag Ammotec GmbH
- Multi-piece polymer ammunition, cartridge and components26 Sep 2023US 11,768,059 B2True Velocity IP Holdings, LLC
- Method of making a metal injection molded ammunition cartridge22 Aug 2023US 11,733,010 B2True Velocity IP Holdings, LLC
- Reduced energy MSR system1 Aug 2023US 11,713,935 B2Federal Cartridge Company
- Ammunition blank and corresponding bolt5 Mar 2026US 2026/0063402 A1Sig Sauer, Inc.
- Ammunition blank and corresponding bolt11 Jul 2024US 2024/0230293 A1Sig Sauer, Inc.
- Cartridge case for centerfire ammunition, and centerfire ammunition30 Nov 2023US 2023/0384065 A1Ruag Ammotec GmbH
- Injection molded projectile9 Nov 2023US 2023/0358514 A1True Velocity IP Holdings, LLC
- Multi-piece polymer ammunition cartridge18 Aug 2022US 2022/0260348 A1True Velocity IP Holdings, LLC
Most cited
By later US patents
- Lead free, composite polymer based bullet and method of manufacturing288US 7,204,191 B2Polytech Ammunition Company · 2007
- Composite polymer based cartridge case having an overmolded metal cup, polymer plug base assembly282US 7,213,519 B2Polytech Ammunition Company · 2007
- Cartridge base and plastic cartridge case assembly for ammunition cartridge236US 8,573,126 B2PCP Tactical, LLC · 2013
- Adhesive for ring seal in center fire ammunition228US 6,460,464 B1Henkel Loctite Corporation · 2002
- Method of making a two-piece primer insert175US 9,869,536 B2True Velocity, Inc. · 2018