Method of assemblying and operating an autorotating payload delivery device
US-2026001645-A1 · Jan 1, 2026 · US
Gyroplanes
Gyroplanes · 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 | B64C27/02 |
| Official title | Gyroplanes |
| Display label | Gyroplanes |
| Total patents | 43 |
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 | 3 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for protection against vortex ring state
US-12509222-B2 · Dec 30, 2025 · US
Method of assemblying and operating an autorotating payload delivery device
US-12434822-B2 · Oct 7, 2025 · US
Ad hoc dynamic data link repeater
US-2025153839-A1 · May 15, 2025 · US
Autorotating payload delivery device
US-2025051007-A1 · Feb 13, 2025 · US
Autorotating payload delivery device
US-2025051008-A1 · Feb 13, 2025 · US
Ad hoc dynamic data link repeater
US-12221201-B2 · Feb 11, 2025 · US
System and Method for Protection Against Vortex Ring State
US-2024367785-A1 · Nov 7, 2024 · US
System and method for protection against vortex ring state
US-12054244-B2 · Aug 6, 2024 · US
System and Method for Protection Against Vortex Ring State
US-2023150656-A1 · May 18, 2023 · US
System and method for protection against vortex ring state
US-11554855-B2 · Jan 17, 2023 · US
VTOL aircraft
US-11524778-B2 · Dec 13, 2022 · US
Tilting duct compound helicopter
US-2022204159-A1 · Jun 30, 2022 · US
System and method for enhanced altitude control of an autogyro
US-11372427-B2 · Jun 28, 2022 · US
Systems and methods for operating unmanned aerial vehicles
US-2022197309-A1 · Jun 23, 2022 · US
Passive rotor alignment in a free-wheeling state
US-11305871-B2 · Apr 19, 2022 · US
Systems and methods for operating unmanned aerial vehicles
US-11275389-B2 · Mar 15, 2022 · US
System and method for controlling rotorcraft
US-11247782-B2 · Feb 15, 2022 · US
Fan-in-wing aerial vehicle and method for controlling posture thereof
US-11203412-B2 · Dec 21, 2021 · US
Tilting duct compound helicopter
US-11148799-B2 · Oct 19, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64C27/02?
- CPC B64C27/02 is the Cooperative Patent Classification code for “Gyroplanes.”
- How many patents are filed under CPC B64C27/02 (Gyroplanes)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B64C27/02 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).