A62C 13/62
Portable extinguishers which are permanently pressurised or pressurised immediately before use: with
Official title: with a single permanently pressurised container
A62C13/62 (Portable extinguishers which are permanently pressurised or pressurised immediately before use: with) appears on 150 US grants and 181 published applications in this corpus.
Search patents in A62C- Granted patents
- 150
- Published applications
- 181
- Assignees
- 80
- Inventors
- 274
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 1 |
| 2003 | 4 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 3 |
| 2006 | 2 | 4 |
| 2007 | 0 | 10 |
| 2008 | 1 | 5 |
| 2009 | 2 | 8 |
| 2010 | 4 | 7 |
| 2011 | 1 | 4 |
| 2012 | 2 | 7 |
| 2013 | 8 | 12 |
| 2014 | 4 | 9 |
| 2015 | 6 | 6 |
| 2016 | 9 | 15 |
| 2017 | 8 | 9 |
| 2018 | 9 | 9 |
| 2019 | 7 | 17 |
| 2020 | 11 | 12 |
| 2021 | 7 | 13 |
| 2022 | 12 | 11 |
| 2023 | 6 | 9 |
| 2024 | 11 | 5 |
| 2025 | 2 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compressed air foam system with vortex manifold7 Apr 2026US 12,594,446 B2
- Hermetically sealed portable fire extinguisher with pressure indicator10 Feb 2026US 12,544,608 B2Kidde Fire Protection, LLC
- Fire extinguisher charging nozzle22 Apr 2025US 12,281,756 B2Rely Innovations, Inc.
- Ullage pressure-driven valve for fire suppression7 Jan 2025US 12,186,607 B2Kidde Technologies, Inc.
- Suppression tank scale and level determination10 Dec 2024US 12,163,821 B2Kidde-Fenwal, LLC
- Pressure relief valve27 Aug 2026US 2026/0251230 A1Nifco Inc.
- Non-lethal anti-intrusion device and comprehensive training system for educational and childcare settings using a 5-pound co2 fire extinguisher25 Jun 2026US 2026/0177363 A1
- Hand-Held Fire Extinguisher Assembly18 Jun 2026US 2026/0166355 A1Safermind Technologies, LLC
- Method for extinguising fire13 Feb 2025US 2025/0050154 A1
- Liquid fire suppressant device26 Dec 2024US 2024/0424329 A1Carrier Corporation
Most cited
By later US patents
- Liquid reservoir, spray assembly, and method of using same66US 7,694,896 B2Trade Associates, Inc. · 2010
- Portable fire containment and extinguisher system for in flight aircraft/cabin fires caused by lithium ion battery fires of personal electronic devices in passenger aircraft53US 9,339,671 B12016
- Fire extinguishing agent and method of preparation and use thereof47US 6,202,755 B1Fidelity Holdings Inc. · 2001
- Portable fire extinguisher29US 4,862,968 AChubb Fire Security division of Racal-Chubb Canada Inc. · 1989
- Fire extinguisher valve23US 4,567,948 A1986