Variable cycle compensation in a gas turbine engine
US-11167858-B2 · Nov 9, 2021 · US
with control of a variable-pitch propeller
with control of a variable-pitch propeller · 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 | F02C9/58 |
| Official title | with control of a variable-pitch propeller |
| Display label | with control of a variable-pitch propeller |
| Total patents | 151 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 9 |
| 2020 | 25 |
| 2021 | 19 |
| 2022 | 20 |
| 2023 | 17 |
| 2024 | 19 |
| 2025 | 16 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Blade angle position feedback system with embedded markers
US-2021070424-A1 · Mar 11, 2021 · US
Variable pitch for coordinated control
US-2020377219-A1 · Dec 3, 2020 · US
Method of controlling a propeller with two-position solenoid
US-2020369370-A1 · Nov 26, 2020 · US
System and method for detecting an uncommanded or uncontrollable high thrust event in an aircraft
US-2020362723-A1 · Nov 19, 2020 · US
Methods and systems for controlling operation of aircraft engines
US-10829235-B2 · Nov 10, 2020 · US
Method and system for limiting power of an engine
US-10823113-B2 · Nov 3, 2020 · US
System and method for propeller pitch control
US-10800512-B2 · Oct 13, 2020 · US
Reverse tactile cue for rotorcraft rotor overspeed protection
US-10802482-B2 · Oct 13, 2020 · US
System and method for controlling propeller pitch
US-10793255-B2 · Oct 6, 2020 · US
Method and system for operating an aircraft powerplant
US-2020307774-A1 · Oct 1, 2020 · US
Reverse Tactile Cue for Rotorcraft Rotor Overspeed Protection
US-2020285232-A1 · Sep 10, 2020 · US
Methods and systems for controlling operation of aircraft engines
US-2020269989-A1 · Aug 27, 2020 · US
System and method for controlling propeller-driven aircraft
US-2020247552-A1 · Aug 6, 2020 · US
Method and system for operating a gas turbine engine coupled to an aircraft propeller
US-2020232395-A1 · Jul 23, 2020 · US
Methods and systems for controlling operation of aircraft engines
US-10683099-B2 · Jun 16, 2020 · US
Integrated propeller and engine controller
US-2020165984-A1 · May 28, 2020 · US
Autothrottle control for turboprop engines
US-2020164996-A1 · May 28, 2020 · US
Engine and propeller control system
US-2020165983-A1 · May 28, 2020 · US
Variable pitch for coordinated control
US-10647438-B2 · May 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C9/58?
- CPC F02C9/58 is the Cooperative Patent Classification code for “with control of a variable-pitch propeller.”
- How many patents are filed under CPC F02C9/58 (with control of a variable-pitch propeller)?
- Our database includes 151 publications tagged with this CPC code.
- Is patent activity under CPC F02C9/58 growing?
- Publication counts under this code: 19 in 2024 vs 16 in 2025 (latest complete years).