F42B 12/46
For dispensing gases, vapours, powders or chemically-reactive substances
Official title: for dispensing gases, vapours, powders or chemically-reactive substances (F42B12/70 takes precedence)
F42B12/46 (For dispensing gases, vapours, powders or chemically-reactive substances) appears on 529 US grants and 399 published applications in this corpus.
Search patents in F42B- Granted patents
- 529
- Published applications
- 399
- Assignees
- 224
- Inventors
- 897
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 9 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 12 | 2 |
| 2002 | 10 | 8 |
| 2003 | 14 | 16 |
| 2004 | 15 | 11 |
| 2005 | 8 | 12 |
| 2006 | 8 | 23 |
| 2007 | 11 | 15 |
| 2008 | 17 | 14 |
| 2009 | 18 | 12 |
| 2010 | 11 | 18 |
| 2011 | 16 | 17 |
| 2012 | 10 | 20 |
| 2013 | 16 | 10 |
| 2014 | 23 | 17 |
| 2015 | 26 | 22 |
| 2016 | 20 | 21 |
| 2017 | 28 | 19 |
| 2018 | 16 | 24 |
| 2019 | 14 | 19 |
| 2020 | 17 | 24 |
| 2021 | 20 | 13 |
| 2022 | 17 | 20 |
| 2023 | 13 | 11 |
| 2024 | 12 | 11 |
| 2025 | 10 | 8 |
| 2026 | 8 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Enhanced payload delivery18 Aug 2026US 12,710,257 B2Helix Defense
- Counterweight projectile30 Jun 2026US 12,669,317 B1Worlite Industry Co., Ltd.
- Ballistic delivery method and system for injectable formulations16 Jun 2026US 12,656,092 B2
- Drone adapter for dropping spoon-based devices12 May 2026US 12,623,780 B2Florida Institute for Human and Machine Cognition, Inc.
- Projectile construction, launcher, and launcher accessory24 Mar 2026US 12,584,720 B2NL Enterprises, LLC
- Countermeasure10 Sep 2026US 2026/0266583 A1Mbda UK Limited
- Gas hydrate fire extinguishing grenade, and method for extinguishing flames by using same27 Aug 2026US 2026/0249114 A1Korea Institute of Industrial Technology
- Apparatus and method for animal blood collection13 Aug 2026US 2026/0232423 A1
- Payload system and method30 Jul 2026US 2026/0219015 A1Swift Beat, LLC
- Projectile and method of manufacture23 Jul 2026US 2026/0210682 A1
Most cited
By later US patents
- Longitudinally sectioned firearms projectiles216US 9,255,775 B12016
- Medicament dosing ballistic implant of improved accuracy212US 6,375,971 B1Ballistic Technologies, Inc. · 2002
- Biological active bullets, systems, and methods203US 9,377,278 B22016
- Non-lethal projectile ammunition201US 7,930,977 B22011
- Longitudinally sectioned firearms projectiles164US 9,921,040 B22018