High voltage battery pack and methods of manufacture
US-2018366958-A1 · Dec 20, 2018 · US
Transmitting means between initiating means and power plants
Transmitting means between initiating means and power plants · 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 | B64D31/14 |
| Official title | Transmitting means between initiating means and power plants |
| Display label | Transmitting means between initiating means and power plants |
| Total patents | 266 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 19 |
| 2016 | 13 |
| 2017 | 16 |
| 2018 | 17 |
| 2019 | 26 |
| 2020 | 29 |
| 2021 | 37 |
| 2022 | 34 |
| 2023 | 32 |
| 2024 | 21 |
| 2025 | 21 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fly-by-wire mechanical control system
US-2018339764-A1 · Nov 29, 2018 · US
Secure smart node and data concentrator for distributed engine control
US-2018319508-A1 · Nov 8, 2018 · US
Device and a method of controlling engagement between the engine and a main power transmission gearbox of an aircraft
US-10106271-B2 · Oct 23, 2018 · US
Unmanned aerial vehicle and operations thereof
US-2018281935-A1 · Oct 4, 2018 · US
Distributed propulsion system power unit control
US-2018251228-A1 · Sep 6, 2018 · US
Unmanned aerial vehicle and operations thereof
US-2018229834-A1 · Aug 16, 2018 · US
Control system for rotorcraft in-flight engine restarting
US-2018201386-A1 · Jul 19, 2018 · US
System and method for controlling a fuel flow to a gas turbine engine
US-2018163638-A1 · Jun 14, 2018 · US
Device for managing the mechanical energy of an aircraft, with a force application system on a control lever, related aircraft and process
US-2018134404-A1 · May 17, 2018 · US
Device for managing the mechanical energy of an aircraft, having an energy management auxiliary system, related aircraft and process
US-2018134403-A1 · May 17, 2018 · US
Electrical architecture for an aircraft, an aircraft, and a method of using it
US-9873518-B2 · Jan 23, 2018 · US
Transmission of power and communication of signals over fuel and hydraulic lines in a vehicle
US-2017366228-A1 · Dec 21, 2017 · US
Electromechanical decoupler
US-2017334551-A1 · Nov 23, 2017 · US
Aircraft comprising a control device for a jet pipe nozzle with variable cross-section powered by two independent electrical power supplies
US-9821918-B2 · Nov 21, 2017 · US
Propulsion unit with selective coupling means
US-2017321601-A1 · Nov 9, 2017 · US
Power management method and system for an unmanned air vehicle
US-2017313419-A1 · Nov 2, 2017 · US
Device and a method of controlling engagement between the engine and a main power transmission gearbox of an aircraft
US-2017240290-A1 · Aug 24, 2017 · US
Power management method and system for an unmanned air vehicle
US-9725169-B2 · Aug 8, 2017 · US
Digital communications between aircraft computer and engine computer
US-2017203852-A1 · Jul 20, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64D31/14?
- CPC B64D31/14 is the Cooperative Patent Classification code for “Transmitting means between initiating means and power plants.”
- How many patents are filed under CPC B64D31/14 (Transmitting means between initiating means and power plants)?
- Our database includes 266 publications tagged with this CPC code.
- Is patent activity under CPC B64D31/14 growing?
- Publication counts under this code: 21 in 2024 vs 21 in 2025 (latest complete years).