Rotary-Wing Vehicle, and Rotary-Wing Turbine
US-2024328327-A1 · Oct 3, 2024 · US
Convertible aircraft
Convertible aircraft · 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 | B64C37/00 |
| Official title | Convertible aircraft |
| Display label | Convertible aircraft |
| Total patents | 202 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 21 |
| 2017 | 19 |
| 2018 | 18 |
| 2019 | 14 |
| 2020 | 22 |
| 2021 | 29 |
| 2022 | 22 |
| 2023 | 25 |
| 2024 | 11 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Robotic Vehicle
US-2018312023-A1 · Nov 1, 2018 · US
Robust amphibious aircraft
US-2018257772-A1 · Sep 13, 2018 · US
Suspension for landing condition
US-2018257764-A1 · Sep 13, 2018 · US
Dual-mode vehicle with wheel rotors
US-2018257447-A1 · Sep 13, 2018 · US
Aerial vehicle with frame assemblies
US-10046844-B2 · Aug 14, 2018 · US
Passenger pod assembly transportation system
US-10011351-B2 · Jul 3, 2018 · US
Drone and separate vehicle body that are assemblable to form vehicle such as hovercraft
US-10011259-B1 · Jul 3, 2018 · US
Flying device and control method of flying device
US-2018074517-A1 · Mar 15, 2018 · US
Personal transportation devices having a driving configuration and a flying configuration
US-2018029431-A1 · Feb 1, 2018 · US
Multiple environment unmanned vehicle
US-9844990-B2 · Dec 19, 2017 · US
Flying machine and flying machine usage method
US-2017274995-A1 · Sep 28, 2017 · US
Aerodynamic lift enhancing system for a flying automotive vehicle
US-2017240270-A1 · Aug 24, 2017 · US
Spherical vtol aerial vehicle
US-2017210468-A1 · Jul 27, 2017 · US
Hybrid Propulsion Vertical Take-Off and Landing Aircraft
US-2017203839-A1 · Jul 20, 2017 · US
Unmanned air and underwater vehicle
US-2017190421-A1 · Jul 6, 2017 · US
Unmanned aerial vehicle
US-9688400-B2 · Jun 27, 2017 · US
Propulsion device lidar system and method
US-9678199-B2 · Jun 13, 2017 · US
Aerial vehicle with frame assemblies
US-2017144741-A1 · May 25, 2017 · US
Multiple environment unmanned vehicle
US-2017136840-A1 · May 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64C37/00?
- CPC B64C37/00 is the Cooperative Patent Classification code for “Convertible aircraft.”
- How many patents are filed under CPC B64C37/00 (Convertible aircraft)?
- Our database includes 202 publications tagged with this CPC code.
- Is patent activity under CPC B64C37/00 growing?
- Publication counts under this code: 11 in 2024 vs 11 in 2025 (latest complete years).