Description
Class F23R : GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
Subclass 3/00: Continuous combustion chambers using liquid or gaseous fuel
F23R 3/00
Sub-Class
Stats
- 1,396 US PATENTS IN FORCE
- 297 US APPLICATIONS PENDING
- 55 Total Patent Owners
- 2,289 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11959396 | Gas turbine engine article with cooling holes for mitigating recession | Oct 21, 22 | Apr 16, 24 | RTX CORPORATION |
| 11959641 | Combustor shell with shaped impingement holes | Jan 31, 20 | Apr 16, 24 | RTX CORPORATION |
| 11946645 | Combustor casing component for a gas turbine engine | Jul 10, 23 | Apr 02, 24 | Rolls-Royce plc |
| 11940150 | Combustion chamber assembly with collar section at a mixing air hole of a combustion chamber shingle | Oct 26, 22 | Mar 26, 24 | Rolls-Royce Deutschland Ltd & Co KG; Rolls Royce plc; |
| 11940151 | Combustor with baffle | Mar 15, 22 | Mar 26, 24 | General Electric Company |
| 11927348 | Aerodynamic component for a gas turbine engine | Nov 24, 21 | Mar 12, 24 | RTX CORPORATION |
| 11927349 | Combustor deflector assembly | Jul 15, 22 | Mar 12, 24 | General Electric Company |
| 11923586 | Gas turbine combustion section having an integrated fuel cell assembly | Nov 10, 22 | Mar 05, 24 | General Electric Company |
| 11920789 | Combustor assembly for a turbine engine | Feb 04, 21 | Mar 05, 24 | General Electric Company |
| 11920790 | Wavy annular dilution slots for lower emissions | Jan 28, 22 | Mar 05, 24 | General Electric Company |
| 11920791 | Trapped vortex reverse flow combustor for a gas turbine | Feb 09, 23 | Mar 05, 24 | General Electric Company |
| 11920794 | Combustor having thermally compliant bundled tube fuel nozzle | Dec 15, 22 | Mar 05, 24 | GE Infrastructure Technology, LLC |
| 11920795 | Fuel injection device, nozzle, and combustor including the same | Apr 28, 21 | Mar 05, 24 | DOOSAN ENERBILITY CO., LTD. |
| 11913645 | Combustor assembly for a turbine engine | May 25, 21 | Feb 27, 24 | General Electric Company |
| 11913646 | Fuel injector systems for torch igniters | Nov 23, 21 | Feb 27, 24 | DELAVAN INC. |
| 11906164 | Gas turbine combustor | Jan 20, 23 | Feb 20, 24 | Toshiba Energy Systems & Solutions Corporation |
| 11898494 | Piston ring assembly for a turbine engine | Oct 15, 21 | Feb 13, 24 | General Electric Company |
| 11898752 | Thermo-acoustic damper in a combustor liner | Sep 15, 22 | Feb 13, 24 | General Electric Company |
| 11898753 | System and method for sweeping leaked fuel in gas turbine system | Oct 11, 21 | Feb 13, 24 | GE Infrastructure Technology, LLC |
| 11898755 | Combustor with a variable volume primary zone combustion chamber | Jun 08, 22 | Feb 13, 24 | General Electric Company |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0133,553 | GAS TURBINE ENGINE COMBUSTOR WITH DILUTION PASSAGES | Oct 19, 22 | Apr 25, 24 | Not available |
| 2024/0133,552 | COMPONENTS FOR COMBUSTOR | May 08, 23 | Apr 25, 24 | Not available |
| 2024/0125,238 | WALL PROVIDED WITH A COOLING HOLE HAVING A DIFFUSION PORTION WITH A TRIANGULAR SECTION | Feb 03, 22 | Apr 18, 24 | Not available |
| 2024/0117,756 | CTE MATCHING HANGER SUPPORT FOR CMC STRUCTURES | Aug 02, 23 | Apr 11, 24 | Not available |
| 2024/0102,652 | LINER FOR GROOVE OF GAS TURBINE ENGINE AND METHOD OF MANUFACTURING THEREOF | Jun 28, 23 | Mar 28, 24 | Rolls Royce plc |
| 2024/0102,653 | DOME-DEFLECTOR JOINT COOLING ARRANGEMENT | Dec 05, 23 | Mar 28, 24 | Not available |
| 2024/0102,657 | SYSTEM AND METHOD FOR USING AMMONIA AS A FUEL SOURCE FOR ENGINES | Sep 25, 23 | Mar 28, 24 | Not available |
| 2024/0093,870 | CMC STEPPED COMBUSTOR LINER | Nov 30, 23 | Mar 21, 24 | Not available |
| 2024/0085,020 | COMBUSTOR ASSEMBLY | Jul 27, 23 | Mar 14, 24 | Rolls Royce plc |
| 2024/0076,991 | GAS TURBINE ENGINE WITH COMBUSTOR SECTION MOUNTED MODULATED COMPRESSOR AIR COOLING SYSTEM | Nov 09, 23 | Mar 07, 24 | Not available |
| 2024/0060,645 | COMBUSTOR SYSTEMS AND METHODS | Nov 03, 21 | Feb 22, 24 | Not available |
| 2024/0053,009 | DOME-DEFLECTOR FOR A COMBUSTOR OF A GAS TURBINE | Dec 15, 22 | Feb 15, 24 | Not available |
| 2024/0053,010 | COMBUSTOR ASSEMBLY | Jul 27, 23 | Feb 15, 24 | Rolls Royce plc |
| 2024/0053,016 | COMBUSTION MODULE FOR A TURBOMACHINE | Nov 26, 21 | Feb 15, 24 | SAFRAN CERAMICS |
| 2024/0053,017 | MICRO-TURBINE GAS GENERATOR AND PROPULSIVE SYSTEM | Mar 15, 23 | Feb 15, 24 | Not available |
| 2024/0044,492 | DOUBLE WALL FOR AIRCRAFT GAS TURBINE COMBUSTION CHAMBER AND METHOD OF PRODUCING SAME | Dec 20, 21 | Feb 08, 24 | Not available |
| 2024/0035,659 | FUEL INJECTION FOR INTEGRAL COMBUSTOR AND TURBINE VANE | Oct 12, 23 | Feb 01, 24 | Collins Engine Nozzles, Inc. |
| 2024/0027,066 | PERFORMANCE FACTOR FOR A COMBUSTION LINER | Dec 01, 22 | Jan 25, 24 | Not available |
| 2024/0011,636 | COMBUSTOR CASING COMPONENT FOR A GAS TURBINE ENGINE | Jul 10, 23 | Jan 11, 24 | Rolls Royce plc |
| 2024/0009,733 | METHOD FOR ADDITIVE MANUFACTURING OF A WALL FOR A TURBINE ENGINE, COMPRISING AT LEAST ONE COOLING APERTURE | Mar 26, 21 | Jan 11, 24 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 32 Months (last 2 years Issuances)
- 32 Months (last 5 years Issuances)