Auxiliary propulsion apparatus for air vehicle
US-12280890-B2 · Apr 22, 2025 · US
from the engine
from the engine · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16D2500/306 |
| Official title | from the engine |
| Display label | from the engine |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 10 |
| 2018 | 4 |
| 2019 | 8 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Auxiliary propulsion apparatus for air vehicle
US-2024270403-A1 · Aug 15, 2024 · US
Control device of vehicle
US-12025087-B2 · Jul 2, 2024 · US
Auxiliary propulsion apparatus for air vehicle
US-11993392-B2 · May 28, 2024 · US
System and method for controlling engine starting
US-11898527-B2 · Feb 13, 2024 · US
System and method for controlling engine starting
US-2023332569-A1 · Oct 19, 2023 · US
Control device of vehicle
US-2023272767-A1 · Aug 31, 2023 · US
Auxiliary propulsion apparatus for air vehicle
US-2022204178-A1 · Jun 30, 2022 · US
Control system for power transmission unit
US-11162582-B2 · Nov 2, 2021 · US
Control system for power transmission unit
US-2021172517-A1 · Jun 10, 2021 · US
Clutch control device and clutch control system
US-10876583-B2 · Dec 29, 2020 · US
Clutch mechanism and method for controlling fan speed
US-10634197-B2 · Apr 28, 2020 · US
Clutch pedal position sensor diagnostic
US-10497188-B2 · Dec 3, 2019 · US
Temperature based clutch control
US-10487891-B2 · Nov 26, 2019 · US
Clutch control device and clutch control system
US-2019203782-A1 · Jul 4, 2019 · US
Vehicle propulsion system and method for a vehicle
US-10330193-B2 · Jun 25, 2019 · US
Control device of a powertrain with a centrifugal pendulum damper
US-10240659-B2 · Mar 26, 2019 · US
Method for reducing chatter vibrations in a friction clutch in a drive train of a motor vehicle
US-10228028-B2 · Mar 12, 2019 · US
Method for reducing low-frequency vibrations in the drive train of a motor vehicle
US-10215240-B2 · Feb 26, 2019 · US
Method for parameterizing a software damper for damping chatter vibrations
US-10197115-B2 · Feb 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16D2500/306?
- CPC F16D2500/306 is the Cooperative Patent Classification code for “from the engine.”
- How many patents are filed under CPC F16D2500/306 (from the engine)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC F16D2500/306 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).