F02C 7/25
Fire protection or prevention
Official title: Fire protection or prevention (in general A62)
F02C7/25 (Fire protection or prevention) appears on 243 US grants and 267 published applications in this corpus.
Search patents in F02C- Granted patents
- 243
- Published applications
- 267
- Assignees
- 67
- Inventors
- 588
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 4 |
| 2007 | 1 | 2 |
| 2008 | 2 | 4 |
| 2009 | 1 | 2 |
| 2010 | 4 | 0 |
| 2011 | 2 | 7 |
| 2012 | 0 | 8 |
| 2013 | 0 | 6 |
| 2014 | 10 | 10 |
| 2015 | 4 | 18 |
| 2016 | 13 | 23 |
| 2017 | 15 | 21 |
| 2018 | 19 | 16 |
| 2019 | 21 | 14 |
| 2020 | 19 | 21 |
| 2021 | 13 | 16 |
| 2022 | 14 | 15 |
| 2023 | 18 | 22 |
| 2024 | 19 | 23 |
| 2025 | 20 | 25 |
| 2026 | 17 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turbine engine having an engine core and a bleed air conduit23 Jun 2026US 12,662,968 B2General Electric Company
- Assembly for an aircraft, said assembly having a pylon and a reservoir containing an extinguishing agent2 Jun 2026US 12,643,675 B2Airbus Operations GmbH
- Fire shield for an aircraft engine and method for forming same26 May 2026US 12,636,678 B2Pratt & Whitney Canada Corp.
- Fire retardant engine casing apparatus12 May 2026US 12,624,648 B2General Electric Company
- Detecting gas or fuel leaks in a gas turbine engine28 Apr 2026US 12,612,865 B2Pratt & Whitney Canada Corp.
- Inspection port for an attritable engine support structure20 Aug 2026US 2026/0243423 A1Rtx Corporation
- Boss with integral fire protection6 Aug 2026US 2026/0226849 A1Pratt & Whitney Canada Corp.
- Fuel leak combustion assembly for igniting a gaseous fuel leaking from a potential leak location25 Jun 2026US 2026/0177011 A1General Electric Company
- Propulsion assembly comprising at least one protective housing configured to accommodate at least a portion of an elongated element such as an electric cable23 Apr 2026US 2026/0109466 A1Airbus Operations GmbH
- Triple-flow axial turbomachine with heat exchanger9 Apr 2026US 2026/0098509 A1Safran Aircraft Engines
Most cited
By later US patents
- Fracturing device, firefighting method thereof and computer readable storage medium86US 11,506,039 B2Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. · 2022
- Failsafe electronic control systems84US 4,718,229 AROLLS-ROYCE plc · 1988
- Apparatus for disposal of leaking fluids in a turbofan engine67US 4,163,366 AAvco Corporation · 1979
- Fuel leakage protection system for gas turbine engine61US 5,263,314 AGeneral Motors Corporation · 1993
- Fire resistant bearing compartment cover57US 5,622,438 AUnited Technologies Corporation · 1997