Protective finish for wing tip devices
US-9845162-B2 · Dec 19, 2017 · US
using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips
using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips · 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 | B64C23/069 |
| Official title | {using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips} |
| Display label | using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips |
| Total patents | 251 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 28 |
| 2017 | 19 |
| 2018 | 22 |
| 2019 | 15 |
| 2020 | 31 |
| 2021 | 17 |
| 2022 | 26 |
| 2023 | 21 |
| 2024 | 26 |
| 2025 | 26 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Winglet
US-2017341728-A1 · Nov 30, 2017 · US
Winglet
US-2017341737-A1 · Nov 30, 2017 · US
Delta fuselage for vertical take-off and landing (vtol) aircraft
US-2017334557-A1 · Nov 23, 2017 · US
Wing for an aircraft, and an aircraft comprising such a wing
US-2017247105-A1 · Aug 31, 2017 · US
Curved wingtip for aircraft
US-2017233065-A1 · Aug 17, 2017 · US
Split winglet
US-2017203830-A1 · Jul 20, 2017 · US
Vertical take-off and landing (vtol) aircraft with exhaust deflector
US-2017183091-A1 · Jun 29, 2017 · US
Aircraft winglet
US-9637225-B1 · May 2, 2017 · US
Split winglet system
US-9637226-B2 · May 2, 2017 · US
One-piece composite bifurcated winglet
US-2017050723-A1 · Feb 23, 2017 · US
Trailing edge components, aircraft structures including trailing edge components and methods for manufacturing trailing edge components
US-2017043859-A1 · Feb 16, 2017 · US
Fixed wing of an aircraft
US-9555874-B2 · Jan 31, 2017 · US
Wing tip shape for a wing, in particular of aircraft
US-9550563-B2 · Jan 24, 2017 · US
Wingtip extension for reducing wake vortices of aircraft
US-9545997-B2 · Jan 17, 2017 · US
Aircraft wing with wing tip device
US-2017008616-A1 · Jan 12, 2017 · US
Unmanned aerial vehicle with a tri-wing configuration
US-2016375997-A1 · Dec 29, 2016 · US
Aircraft wing with wing tip device
US-9517832-B2 · Dec 13, 2016 · US
Method for attaching a split winglet to a wing
US-2016355254-A1 · Dec 8, 2016 · US
Wing tip device for an aircraft wing
US-9511850-B2 · Dec 6, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64C23/069?
- CPC B64C23/069 is the Cooperative Patent Classification code for “using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips.”
- How many patents are filed under CPC B64C23/069 (using one or more wing tip airfoil devices, e.g. winglets, splines, wing tip fences or raked wingtips)?
- Our database includes 251 publications tagged with this CPC code.
- Is patent activity under CPC B64C23/069 growing?
- Publication counts under this code: 26 in 2024 vs 26 in 2025 (latest complete years).