System and method having isothermal combustion along set of turbine blades via varying fluid injection along set of turbine vanes
US-2025290633-A1 · Sep 18, 2025 · US
movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting
movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F23R3/22 |
| Official title | movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting |
| Display label | movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting |
| Total patents | 39 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 5 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine
US-12339001-B2 · Jun 24, 2025 · US
Adjustable gaseous fuel injector
US-12292195-B2 · May 6, 2025 · US
System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine
US-12247739-B2 · Mar 11, 2025 · US
Dual-mode ramjet engine with variable fuel injection
US-12188435-B2 · Jan 7, 2025 · US
Adjustable gaseous fuel injector
US-2024426481-A1 · Dec 26, 2024 · US
Dual-mode ramjet engine with variable fuel injection
US-2024318615-A1 · Sep 26, 2024 · US
System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine
US-2024255149-A1 · Aug 1, 2024 · US
System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine
US-2024255148-A1 · Aug 1, 2024 · US
System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engine
US-11971170-B1 · Apr 30, 2024 · US
Adjustable gaseous fuel injector
US-11920793-B1 · Mar 5, 2024 · US
Combustor of gas turbine engine
US-2022252267-A1 · Aug 11, 2022 · US
Combustor nozzle, combustor, and gas turbine
US-11274830-B2 · Mar 15, 2022 · US
Jet engine, flying object, and operation method of jet engine
US-11248562-B2 · Feb 15, 2022 · US
Self-adapting gas turbine firebox with variable geometry
US-11242992-B2 · Feb 8, 2022 · US
Combustion device and gas turbine
US-11231176-B2 · Jan 25, 2022 · US
Self-adapting gas turbine firebox with variable geometry
US-2021108574-A1 · Apr 15, 2021 · US
Jet engine, flying object and method of operating jet engine
US-10739004-B2 · Aug 11, 2020 · US
Variable geometry thruster
US-10641204-B2 · May 5, 2020 · US
Coupling method and structure for a propulsion system hot section
US-10563868-B2 · Feb 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F23R3/22?
- CPC F23R3/22 is the Cooperative Patent Classification code for “movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting.”
- How many patents are filed under CPC F23R3/22 (movable, e.g. to an inoperative position; adjustable, e.g. self-adjusting)?
- Our database includes 39 publications tagged with this CPC code.
- Is patent activity under CPC F23R3/22 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).