Cooled variable area nozzle for an aircraft engine
US-12578092-B2 · Mar 17, 2026 · US
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of retractable type
of retractable type · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B64D33/12 |
| Official title | of retractable type |
| Display label | of retractable type |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2021 | 2 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cooled variable area nozzle for an aircraft engine
US-2025230930-A1 · Jul 17, 2025 · US
Vehicle heat exchanger system including an inflatable operable with a cooling tube
US-12337987-B2 · Jun 24, 2025 · US
Vapor-to-air heat exchanger for aircraft powerplant
US-11945598-B2 · Apr 2, 2024 · US
Vehicle heat exchanger system
US-2023271714-A1 · Aug 31, 2023 · US
Vapor-to-air heat exchanger for aircraft powerplant
US-2023257133-A1 · Aug 17, 2023 · US
Vehicle heat exchanger system including an inflatable member operable to press a cooling tube
US-11673682-B2 · Jun 13, 2023 · US
Heat exchange module for a turbine engine
US-11149644-B2 · Oct 19, 2021 · US
Vehicle Heat Exchanger System
US-2021031937-A1 · Feb 4, 2021 · US
Heat exchange module for a turbine engine
US-2019218973-A1 · Jul 18, 2019 · US
Heat exchange module for a turbine engine
US-10240531-B2 · Mar 26, 2019 · US
Variable geometry heat exchanger apparatus
US-9903274-B2 · Feb 27, 2018 · US
Heat exchange module for a turbine engine
US-2017122210-A1 · May 4, 2017 · US
Variably extending heat transfer devices
US-9382013-B2 · Jul 5, 2016 · US
Variable geometry heat exchanger apparatus
US-2016131035-A1 · May 12, 2016 · US