Gas turbine engine
US-2017369179-A1 · Dec 28, 2017 · US
within, or attached to, wings
within, or attached to, wings · 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 | B64D27/12 |
| Official title | within, or attached to, wings |
| Display label | within, or attached to, wings |
| Total patents | 590 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 12 |
| 2017 | 46 |
| 2018 | 49 |
| 2019 | 58 |
| 2020 | 74 |
| 2021 | 58 |
| 2022 | 54 |
| 2023 | 58 |
| 2024 | 74 |
| 2025 | 70 |
| 2026 | 22 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Stabilizer assembly for an aircraft aft engine
US-2017369152-A1 · Dec 28, 2017 · US
Aircraft engine assembly comprising a pylon leading edge incorporated with an annular row of unfaired after-guide vanes
US-2017313430-A1 · Nov 2, 2017 · US
Aircraft electrical network
US-2017305524-A1 · Oct 26, 2017 · US
Propulsion engine for an aircraft
US-2017297728-A1 · Oct 19, 2017 · US
Gas turbine engine with embedded distributed fans
US-9771863-B2 · Sep 26, 2017 · US
Upper bifi frame for a gas turbine engine and methods therefor
US-2017267363-A1 · Sep 21, 2017 · US
Propulsion system for an aircraft
US-9764848-B1 · Sep 19, 2017 · US
Ultra-efficient propulsor with an augmentor fan circumscribing a turbofan
US-9759160-B2 · Sep 12, 2017 · US
Asymmetry-proof multi-engine aircraft
US-2017253342-A1 · Sep 7, 2017 · US
Propulsion system for an aircraft
US-2017253340-A1 · Sep 7, 2017 · US
Aircraft with a propulsion unit with offset fan
US-2017240286-A1 · Aug 24, 2017 · US
Suspension structure with variable geometry of a turboprop engine on a structural element of an aircraft
US-9738392-B2 · Aug 22, 2017 · US
Wing leading edge features to attenuate propeller wake-wing acoustic interactions
US-2017225773-A1 · Aug 10, 2017 · US
Engine Mount Assemblies for Aircraft
US-2017217595-A1 · Aug 3, 2017 · US
Propeller blades having icephobic coating
US-2017217565-A1 · Aug 3, 2017 · US
Aircraft engine assembly, comprising an attachment device for the engine equipped with a structural cover attached on a central box
US-2017197724-A1 · Jul 13, 2017 · US
Method and system for open rotor engine fuselage protection
US-2017190409-A1 · Jul 6, 2017 · US
Mobile Multi-Mode Power Generation System with Mode Based Adjustable Drag Configuration
US-2017184022-A1 · Jun 29, 2017 · US
Ecology system ejector pump shutoff valve
US-2017167392-A1 · Jun 15, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64D27/12?
- CPC B64D27/12 is the Cooperative Patent Classification code for “within, or attached to, wings.”
- How many patents are filed under CPC B64D27/12 (within, or attached to, wings)?
- Our database includes 590 publications tagged with this CPC code.
- Is patent activity under CPC B64D27/12 growing?
- Publication counts under this code: 74 in 2024 vs 70 in 2025 (latest complete years).