Combined cycle propulsion system for hypersonic flight
US-12253050-B2 · Mar 18, 2025 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02K7/20 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 24 |
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 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Engine with rotating detonation combustion system
US-11970994-B2 · Apr 30, 2024 · US
Engine with rotating detonation combustion system
US-11959441-B2 · Apr 16, 2024 · US
Combined cycle propulsion system for hypersonic flight
US-2023323809-A1 · Oct 12, 2023 · US
Engine with rotating detonation combustion system
US-2023213193-A1 · Jul 6, 2023 · US
Engine with rotating detonation combustion system
US-2023213192-A1 · Jul 6, 2023 · US
Variable cycle jet engine
US-2022389884-A1 · Dec 8, 2022 · US
Engine with rotating detonation combustion system
US-11486579-B2 · Nov 1, 2022 · US
Boost compressor assembly
US-11326617-B2 · May 10, 2022 · US
Air inlet arrangement and method of making the same
US-11208969-B2 · Dec 28, 2021 · US
Detonation Engine having a Discontinuous Detonation Chamber
US-2021372324-A1 · Dec 2, 2021 · US
Boost compressor assembly
US-2021215168-A1 · Jul 15, 2021 · US
Hybrid combustor assembly and method of operation
US-10641169-B2 · May 5, 2020 · US
Engine With Rotating Detonation Combustion System
US-2019264917-A1 · Aug 29, 2019 · US
Nozzle arrangement and method of making the same
US-RE47304-E · Mar 19, 2019 · US
Hybrid combustor assembly and method of operation
US-2018355793-A1 · Dec 13, 2018 · US
Engine
US-10125674-B2 · Nov 13, 2018 · US
Ramjet including a detonation chamber and aircraft comprising such a ramjet
US-9816463-B2 · Nov 14, 2017 · US
Airflow modulation system and method
US-9752453-B2 · Sep 5, 2017 · US
Air inlet arrangement and method of making the same
US-9353704-B2 · May 31, 2016 · US
Next steps
Free tools are coming soon. Tell us what you want to track and we'll notify you.
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K7/20?
- CPC F02K7/20 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02K7/20 (Mechanical Engineering)?
- Our database includes 24 publications tagged with this CPC code.
- Is patent activity under CPC F02K7/20 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).