F42D 1/22
Methods for holding or positioning for blasting cartridges or tamping cartridges
F42D1/22 (Methods for holding or positioning for blasting cartridges or tamping cartridges) appears on 78 US grants and 91 published applications in this corpus.
Search patents in F42D- Granted patents
- 78
- Published applications
- 91
- Assignees
- 52
- Inventors
- 158
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 4 |
| 2008 | 1 | 1 |
| 2009 | 2 | 0 |
| 2010 | 2 | 3 |
| 2011 | 1 | 4 |
| 2012 | 4 | 1 |
| 2013 | 1 | 4 |
| 2014 | 0 | 1 |
| 2015 | 3 | 5 |
| 2016 | 1 | 4 |
| 2017 | 4 | 9 |
| 2018 | 1 | 3 |
| 2019 | 12 | 5 |
| 2020 | 3 | 5 |
| 2021 | 4 | 7 |
| 2022 | 5 | 6 |
| 2023 | 7 | 7 |
| 2024 | 10 | 7 |
| 2025 | 6 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Triggering explosives in holes9 Jun 2026US 12,650,284 B2Olitek Pty Ltd
- Unmanned apparatus for neutralizing explosive threats located above and below water19 May 2026US 12,631,435 B1The United States of America as represented by the Secretary of the Navy
- Explosive material charging device for charging a borehole method of positioning an explosive material charging device explosive material charging vehicle and data medium5 May 2026US 12,618,657 B2Luossavaara-Kiirunavaara AB
- Detonator assembly placement10 Mar 2026US 12,571,621 B2Detnet South Africa (Pty) Ltd
- Detonator support device for charging a blasthole, blasting system, method of preparing a detonator support device, explosive material charging vehicle and data medium16 Sep 2025US 12,416,480 B2Luossavaara-Kiirunavaara AB
- Blasting accessories8 Oct 2026US 2026/0309474 A1Steel King Trust
- Blasthole loading11 Jun 2026US 2026/0160534 A1
- Modular breaching device and kit5 Feb 2026US 2026/0036413 A1
- Systems and methods/processes22 Jan 2026US 2026/0022925 A1Orica International Pte Ltd
- Explosive cartridge delivery tube9 Oct 2025US 2025/0314472 A1Shan Xi Hui Feng Special Motor Vehicle Co., Ltd.
Most cited
By later US patents
- Explosive well tool firing head52US 8,136,439 B22012
- Explosive pipe severing tool38US 6,959,765 B2Titan Specialties, Ltd. · 2005
- Igniter and ignition device for downhole setting tool power charge33US 10,365,079 B2Baker Hughes, A Ge Company, LLC · 2019
- Integrated loading tube20US 10,982,513 B2Schlumberger Technology Corporation · 2021
- Blasting method and blasting accessory20US 7,387,071 B2International Technologies, LLC · 2008