Engine having an open fan with reduced boundary layer induced distortion
US-12410749-B2 · Sep 9, 2025 · US
Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00)
Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00) · 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 | F02K7/00 |
| Official title | Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00) |
| Display label | Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00) |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 10 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 4 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Propulsion assembly for an aircraft, comprising an intermediate cowl of the stationary, removable type, mounted on a hinge system
US-2025206453-A1 · Jun 26, 2025 · US
Engine having an open fan with reduced boundary layer induced distortion
US-2024369016-A1 · Nov 7, 2024 · US
Engine having an open fan with reduced boundary layer induced distortion
US-2024280051-A1 · Aug 22, 2024 · US
Engine having an open fan with reduced boundary layer induced distortion
US-12055094-B1 · Aug 6, 2024 · US
Rotating detonation propulsion system
US-11898757-B2 · Feb 13, 2024 · US
Processing vapor exhausted by thermal management systems
US-11752837-B1 · Sep 12, 2023 · US
Method of reducing low energy flow in an isolator of a flight vehicle air breathing engine
US-11473500-B2 · Oct 18, 2022 · US
Fuel injector for hypersonic jet engine operation
US-11421628-B2 · Aug 23, 2022 · US
Air inlet arrangement and method of making the same
US-11208969-B2 · Dec 28, 2021 · US
Flight vehicle engine with finned inlet
US-11204000-B2 · Dec 21, 2021 · US
Jet engine, flying object, and method of operating a jet engine
US-11203984-B2 · Dec 21, 2021 · US
Rotating detonation propulsion system
US-2021372624-A1 · Dec 2, 2021 · US
Rotating detonation propulsion system
US-11105511-B2 · Aug 31, 2021 · US
Method of reducing low energy flow in an isolator of a flight vehicle air breathing engine
US-2021246850-A1 · Aug 12, 2021 · US
Fuel injector for hypersonic jet engine operation
US-2021239321-A1 · Aug 5, 2021 · US
Methods of providing higher quality liquid kerosene based-propulsion fuels
US-11021666-B2 · Jun 1, 2021 · US
Flight vehicle with air inlet isolator having wedge on inner mold line
US-11002223-B2 · May 11, 2021 · US
Continuous detonation wave engine and aircraft provided with such an engine
US-10895221-B2 · Jan 19, 2021 · US
Rotating detonation propulsion system
US-2020191399-A1 · Jun 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K7/00?
- CPC F02K7/00 is the Cooperative Patent Classification code for “Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00).”
- How many patents are filed under CPC F02K7/00 (Plants in which the working fluid is used in a jet only, i.e. the plants not having a turbine or other engine driving a compressor or a ducted fan; Control thereof (rocket-engine plants F02K9/00))?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F02K7/00 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).