Jet nozzle equipped with a thermally regulated ring
US-11852105-B2 · Dec 26, 2023 · US
Fluid cooling arrangements for nozzles (F02K9/64 takes precedence)
Fluid cooling arrangements for nozzles (F02K9/64 takes precedence) · 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 | F02K9/972 |
| Official title | {Fluid cooling arrangements for nozzles (F02K9/64 takes precedence)} |
| Display label | Fluid cooling arrangements for nozzles (F02K9/64 takes precedence) |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 8 |
| 2017 | 2 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Combustor for rocket engine
US-2022364529-A1 · Nov 17, 2022 · US
Jet nozzle equipped with a thermally regulated ring
US-2022220926-A1 · Jul 14, 2022 · US
Heat exchanger and method for manufacturing same
US-11383326-B2 · Jul 12, 2022 · US
Thrust chamber liner and fabrication method therefor
US-11333105-B1 · May 17, 2022 · US
High temperature thermal protection system for rockets, and associated methods
US-2022099047-A1 · Mar 31, 2022 · US
High temperature thermal protection system for rockets, and associated methods
US-11174818-B2 · Nov 16, 2021 · US
Chilldown device and method
US-2021324818-A1 · Oct 21, 2021 · US
Nozzle wall for an air-breathing engine of a vehicle and method therefor
US-11060484-B2 · Jul 13, 2021 · US
Rocket motor with composite divergent nozzle section
US-11035321-B2 · Jun 15, 2021 · US
Liquid propellant rocket engine nozzle with passive condensate cooling
US-10954892-B2 · Mar 23, 2021 · US
Rocket propellant mixing and fueling systems and methods
US-10934030-B2 · Mar 2, 2021 · US
Cooling mechanism of combustion chamber, rocket engine having cooling mechanism, and method of manufacturing cooling mechanism
US-10787998-B2 · Sep 29, 2020 · US
Resin transfer molded rocket motor nozzle
US-10760531-B2 · Sep 1, 2020 · US
Heat exchanger and method for manufacturing same
US-2020171604-A1 · Jun 4, 2020 · US
Methane/oxygen rocket engine with specific impulse enhancement by hot helium infusion
US-10605204-B2 · Mar 31, 2020 · US
Device for pressurizing propellant tanks of a rocket engine
US-10533523-B2 · Jan 14, 2020 · US
Methane/Oxygen Rocket Engine with Specific Impulse Enhancement by Hot Helium Infusion
US-2020011275-A1 · Jan 9, 2020 · US
Nozzle wall for an air-breathing engine of a vehicle and method therefor
US-2020003160-A1 · Jan 2, 2020 · US
Divergent flap
US-10519897-B2 · Dec 31, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K9/972?
- CPC F02K9/972 is the Cooperative Patent Classification code for “Fluid cooling arrangements for nozzles (F02K9/64 takes precedence).”
- How many patents are filed under CPC F02K9/972 (Fluid cooling arrangements for nozzles (F02K9/64 takes precedence))?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC F02K9/972 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).