Pneumatic circuit breaker based self resetting passive overspeed control valve for turbine pump assembly
US-11286887-B2 · Mar 29, 2022 · US
driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases}
driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases} · 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 | F02K9/48 |
| Official title | driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases} |
| Display label | driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases} |
| Total patents | 84 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 14 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 14 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Chilldown device and method
US-2021324818-A1 · Oct 21, 2021 · US
Fuel delivery system
US-11078846-B2 · Aug 3, 2021 · US
Liquid rocket engine using booster pump driven by electric motor
US-11060482-B2 · Jul 13, 2021 · US
Boost turbo-pump with axially fed turbine
US-11002224-B2 · May 11, 2021 · US
Method for producing a hydrostatic fluid bearing with cells
US-10995796-B2 · May 4, 2021 · US
Injection element having an ignition device
US-10989144-B2 · Apr 27, 2021 · US
Casing for a propellant feed turbopump for a rocket engine
US-2020300197-A1 · Sep 24, 2020 · US
Rocket-engine turbopump
US-2020248650-A1 · Aug 6, 2020 · US
Methane/oxygen rocket engine with specific impulse enhancement by hot helium infusion
US-10605204-B2 · Mar 31, 2020 · US
Fuel delivery system
US-2020030720-A1 · Jan 30, 2020 · US
Methane/Oxygen Rocket Engine with Specific Impulse Enhancement by Hot Helium Infusion
US-2020011275-A1 · Jan 9, 2020 · US
Turbopump machine with isolated cooling passage discharge
US-10443438-B2 · Oct 15, 2019 · US
Rocket fuel pump
US-2019301401-A1 · Oct 3, 2019 · US
Pyrotechnic device
US-2019285001-A1 · Sep 19, 2019 · US
Method of regulating the pressure within a first rocket engine propellant tank
US-10415507-B2 · Sep 17, 2019 · US
Device for pressurizing a propellant tank of a rocket engine
US-10371098-B2 · Aug 6, 2019 · US
Method for securing the operation of a turbomachine
US-10323538-B2 · Jun 18, 2019 · US
Stored pressure driven cycle
US-10309344-B2 · Jun 4, 2019 · US
Boost turbo-pump with axially fed turbine
US-2019153979-A1 · May 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K9/48?
- CPC F02K9/48 is the Cooperative Patent Classification code for “driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases}.”
- How many patents are filed under CPC F02K9/48 (driven by a gas turbine fed by propellant combustion gases {or fed by vaporized propellants or other gases})?
- Our database includes 84 publications tagged with this CPC code.
- Is patent activity under CPC F02K9/48 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).