F02K 3/11
By means of burners or combustion chambers
Official title: by means of burners or combustion chambers
F02K3/11 (By means of burners or combustion chambers) appears on 51 US grants and 48 published applications in this corpus.
Search patents in F02K- Granted patents
- 51
- Published applications
- 48
- Assignees
- 21
- Inventors
- 118
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 5 |
| 2007 | 1 | 1 |
| 2008 | 1 | 2 |
| 2009 | 3 | 0 |
| 2010 | 3 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 3 | 5 |
| 2021 | 2 | 2 |
| 2022 | 3 | 4 |
| 2023 | 2 | 1 |
| 2024 | 4 | 3 |
| 2025 | 4 | 2 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Variable displacement pump (VDP) systems with dry-out centrifugal main pump22 Jul 2025US 12,366,207 B2Hamilton Sundstrand Corporation
- Turboshaft engine17 Jun 2025US 12,331,702 B2Rtx Corporation
- Propulsion system using ramjet bleed air for gas turbine combustion17 Jun 2025US 12,331,703 B2General Electric Company
- Three pump fuel systems with selectable main and augmentor pumps28 Jan 2025US 12,209,538 B1Hamilton Sundstrand Corporation
- Diffusion cone for the rear part of a jet engine incorporating a flame-holder ring at the trailing edge10 Dec 2024US 12,163,661 B2Safran Aircraft Engines
- Flameholder for a reheat assembly25 Jun 2026US 2026/0177244 A1ROLLS-ROYCE plc
- Reheat assembly for a gas turbine engine18 Jun 2026US 2026/0168441 A1ROLLS-ROYCE plc
- Reheat assembly for a gas turbine engine12 Mar 2026US 2026/0071591 A1ROLLS-ROYCE plc
- Flameholder for a reheat assembly12 Mar 2026US 2026/0071756 A1ROLLS-ROYCE plc
- Propulsion system using ramjet bleed air for gas turbine combustion18 Sep 2025US 2025/0290467 A1General Electric Company
Most cited
By later US patents
- Gas turbine engine operating method59US 5,341,636 A1994
- Duct burning mixed flow turbofan and method of operation36US 7,770,381 B2General Electric Company · 2010
- Jet propulsion30US 4,137,708 AGeneral Motors Corporation · 1979
- Combined cycle pulse combustion/gas turbine engine30US 6,477,829 B1Lockheed Martin Corporation · 2002
- Ramjet bypass duct and preburner configuration26US 5,311,735 AGeneral Electric Company · 1994