F42B 3/087
Flexible or deformable blasting cartridges
Official title: Flexible or deformable blasting cartridges, e.g. bags or hoses {for slurries}(loaded cartridge bags F42B5/38)
F42B3/087 (Flexible or deformable blasting cartridges) appears on 86 US grants and 56 published applications in this corpus.
Search patents in F42B- Granted patents
- 86
- Published applications
- 56
- Assignees
- 51
- Inventors
- 141
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 4 |
| 2013 | 2 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 3 |
| 2016 | 7 | 10 |
| 2017 | 6 | 4 |
| 2018 | 2 | 2 |
| 2019 | 3 | 4 |
| 2020 | 3 | 6 |
| 2021 | 5 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 3 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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
- Flexible metal/metal oxide and/or intermetallic reactant ribbon cutting system5 Aug 2025US 12,379,192 B2
- Explosive material charging device for charging a borehole method of positioning an explosive material charging device explosive material charging vehicle and data medium24 Dec 2024US 12,174,002 B2Luossavaara-Kiirunavaara AB
- Projectile-propelling explosive structure24 Sep 2024US 12,098,904 B2River Front Services, Inc.
- Flexible metal/metal oxide and/or intermetallic reactant ribbon cutting system7 May 2024US 11,976,908 B2The United States of America as represented by the Secretary of the Navy
- Projectile-Propelling Explosive Structure2 Apr 2026US 2026/0092759 A1River Front Services, Inc.
- Explosive material charging device for charging a borehole method of positioning an explosive material charging device explosive material charging vehicle and data medium12 Jun 2025US 2025/0189286 A1Luossavaara-Kiirunavaara AB
- Flexible metal/metal oxide and/or intermetallic reactant ribbon cutting system30 Jan 2025US 2025/0035411 A1The 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 medium7 Dec 2023US 2023/0392913 A1Luossavaara-Kiirunavaara AB
- Projectile-propelling explosive structure21 Sep 2023US 2023/0296351 A1River Front Services, Inc.
Most cited
By later US patents
- Medical wraps58US 8,314,283 B2Velcro Industries B. V. · 2012
- Linear shaped charges37US 4,430,939 A1984
- Packaged explosive product and packaging process therefor27US 6,302,027 B1Cryovac, Inc. · 2001
- Inflatable wand for loading a mining borehole22US 4,813,358 AIreco, Inc. · 1989
- Discharge destroying method, discharge destroying device and method of manufacturing the same22US 6,145,934 AHitachi Zosen Corporation · 2000