F42B 3/182
Having shunting means
Official title: having shunting means {(F42B3/185 takes precedence; details of shunting devices H01R13/7032)}
F42B3/182 (Having shunting means) appears on 61 US grants and 43 published applications in this corpus.
Search patents in F42B- Granted patents
- 61
- Published applications
- 43
- Assignees
- 40
- Inventors
- 119
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 4 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 7 |
| 2015 | 3 | 2 |
| 2016 | 7 | 5 |
| 2017 | 3 | 3 |
| 2018 | 1 | 2 |
| 2019 | 4 | 2 |
| 2020 | 3 | 2 |
| 2021 | 1 | 3 |
| 2022 | 2 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 0 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Shunt cap for safe discharge of low-voltage detonators16 Jun 2026US 12,656,089 B1Kraken Kinetics Inc.
- RF attenuating switch3 Sep 2024US 12,078,461 B2Schlumberger Technology Corporation
- Modular initiator2 Jan 2024US 11,859,471 B2Hunting Titan, Inc.
- Modular initiator5 Sep 2023US 11,746,624 B2Hunting Titan, Inc.
- Detonator having a mechanical shunt8 Aug 2023US 11,719,518 B2Halliburton Energy Services.Inc.
- Semiconductor bridge with static discharge protection and the method of the same4 Jun 2026US 2026/0153312 A1Hangzhou Dianzi University
- Single-capacitor electronic detonator and system for firing such single-capacitor electronic detonators26 Jun 2025US 2025/0207899 A1Davey Bickford
- Modular Initiator19 Oct 2023US 2023/0332489 A1Hunting Titan, Inc.
- Modular Initiator10 Nov 2022US 2022/0356789 A1Hunting Titan, Inc.
- Detonator having a mechanical shunt2 Dec 2021US 2021/0372744 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Detonator assembly102US 5,060,573 AGoex International, Inc. · 1991
- Detonation command and control92US 9,181,790 B2Los Alamos National Security, LLC · 2015
- Non-energetics based detonator87US 8,661,978 B2Battelle Memorial Institute · 2014
- Igniter with a multifunctional plug61US 8,960,093 B2DynaEnergetics GmbH & Co. KG · 2015
- Electrical plug connection on a pyrotechnical gas generator provided with an electrical igniter48US 5,334,025 ATRW Repa GmbH · 1994