F42B 3/128
Characterised by the composition of the pyrotechnic material
Official title: {characterised by the composition of the pyrotechnic material}
F42B3/128 (Characterised by the composition of the pyrotechnic material) appears on 33 US grants and 21 published applications in this corpus.
Search patents in F42B- Granted patents
- 33
- Published applications
- 21
- Assignees
- 21
- Inventors
- 90
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 3 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 2 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 2 | 0 |
| 2020 | 2 | 4 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Non-explosive programmable electronic initiation system for rock blasting2 Dec 2025US 12,487,063 B2Comercializadora Exoblast Chile S.P.A.
- Microwave-initiated antenna igniters with bandwidth selectivity2 Dec 2025US 12,487,066 B2
- Igniting unit, especially for an inflator, inflator, airbag module, vehicle safety system and method of manufacturing an igniting unit26 Mar 2024US 11,940,255 B2TRW Airbag Systems GmbH
- Non-conductive pyrotechnic mixture23 Jan 2024US 11,878,951 B2Pacific Scientific Energetic Materials Company
- Methods to improve burst uniformity and efficiency in exploding foil initiators28 Dec 2021US 11,209,249 B2Lawrence Livermore National Security, LLC
- Microwave-initiated antenna igniters with bandwidth selectivity30 Jan 2025US 2025/0035418 A1The United States of America as represented by the Secretary of the Navy
- Ignition agent and igniter including the same9 Jan 2025US 2025/0011256 A1Nippon Kayaku Kabushiki Kaisha
- Non-explosive programmable electronic initiation system for rock blasting21 Dec 2023US 2023/0408230 A1Comercializadora Exoblast Chile S.P.A.
- Non-Conductive Pyrotechnic Mixture16 Jul 2020US 2020/0223766 A1Pacific Scientific Energetic Materials Company
- Methods to improve burst uniformity and efficiency in exploding foil initiators18 Jun 2020US 2020/0191536 A1Lawrence Livermore National Security, LLC
Most cited
By later US patents
- Method and apparatus for safe transport handling arming and firing of perforating guns using a bubble activated detonator146US 5,088,413 ASchlumberger Technology Corporation · 1992
- Exploding foil initiator using a thermally stable secondary explosive33US 5,431,104 A1995
- Integral low-energy thermite igniter26US 4,464,989 AThe United States of America as represented by the United States Department of Energy · 1984
- Spontaneously-firing explosive composition26US 5,756,928 ANippon Kayaku Kabushiki Kaisha · 1998
- Squib for an air bag with an auto ignition composition22US 5,847,310 ANippon Kayaku Kabushiki Kaisha · 1998