Multicopter
US-10875635-B2 · Dec 29, 2020 · US
using turbine engines, e.g. turbojets or turbofans
using turbine engines, e.g. turbojets or turbofans · 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 | B64U50/12 |
| Official title | using turbine engines, e.g. turbojets or turbofans |
| Display label | using turbine engines, e.g. turbojets or turbofans |
| Total patents | 141 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 13 |
| 2019 | 15 |
| 2020 | 25 |
| 2021 | 15 |
| 2022 | 14 |
| 2023 | 13 |
| 2024 | 18 |
| 2025 | 11 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Gas turbine engine health determination
US-10822996-B2 · Nov 3, 2020 · US
Systems and methods for starting a turbine engine
US-10823078-B2 · Nov 3, 2020 · US
Distributed Propulsion System for Vertical Take Off and Landing Closed Wing Aircraft
US-2020339260-A1 · Oct 29, 2020 · US
Winglet ejector configurations
US-2020339269-A1 · Oct 29, 2020 · US
Configuration for vertical take-off and landing system for aerial vehicles
US-2020339257-A1 · Oct 29, 2020 · US
Distributed propulsion system for vertical take off and landing closed wing aircraft
US-10737786-B2 · Aug 11, 2020 · US
Modular fuselage sections for vertical take off and landing distributed airframe aircraft
US-10730624-B2 · Aug 4, 2020 · US
Shaft monitoring system
US-2020240286-A1 · Jul 30, 2020 · US
Flying wing vertical take-off and landing aircraft
US-10723453-B2 · Jul 28, 2020 · US
Dual mode turbofan engine
US-10711791-B1 · Jul 14, 2020 · US
Forward folding rotor blades
US-10676183-B2 · Jun 9, 2020 · US
High-speed hybrid propulsion for aircraft
US-2020172235-A1 · Jun 4, 2020 · US
Single engine, asymmetrical vertical take-off and landing (VTOL) aircraft
US-10647442-B2 · May 12, 2020 · US
Generator cooling impeller and bearing/rotor cooling
US-10641123-B1 · May 5, 2020 · US
Hybrid propulsion system for multi-rotor rotary wing aircraft, comprising improved dc/ac conversion means
US-2020115062-A1 · Apr 16, 2020 · US
Energy-efficient launch system for aerial vehicles
US-10556709-B1 · Feb 11, 2020 · US
Battery pod unmanned aerial vehicle
US-2019382112-A1 · Dec 19, 2019 · US
Assisted Landing Systems for Rotorcraft
US-2019351999-A1 · Nov 21, 2019 · US
Configuration for vertical take-off and landing system for aerial vehicles
US-10464668-B2 · Nov 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64U50/12?
- CPC B64U50/12 is the Cooperative Patent Classification code for “using turbine engines, e.g. turbojets or turbofans.”
- How many patents are filed under CPC B64U50/12 (using turbine engines, e.g. turbojets or turbofans)?
- Our database includes 141 publications tagged with this CPC code.
- Is patent activity under CPC B64U50/12 growing?
- Publication counts under this code: 18 in 2024 vs 11 in 2025 (latest complete years).