Dual inline starter air valve
US-10519864-B2 · Dec 31, 2019 · US
Fluid drives (turbine starters F02C7/277)
Fluid drives (turbine starters F02C7/277) · 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 | F02C7/27 |
| Official title | Fluid drives (turbine starters F02C7/277) |
| Display label | Fluid drives (turbine starters F02C7/277) |
| Total patents | 162 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 8 |
| 2017 | 14 |
| 2018 | 21 |
| 2019 | 14 |
| 2020 | 27 |
| 2021 | 13 |
| 2022 | 14 |
| 2023 | 7 |
| 2024 | 16 |
| 2025 | 15 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and method for starting the engines of a twin-engine aircraft
US-10494115-B2 · Dec 3, 2019 · US
Air turbine start system
US-10480417-B2 · Nov 19, 2019 · US
Hydraulic device for emergency starting a turbine engine, propulsion system of a multi-engine helicopter provided with one such device, and corresponding helicopter
US-10422285-B2 · Sep 24, 2019 · US
Cabin blower system
US-2019233123-A1 · Aug 1, 2019 · US
Additive manufactured non-round, septum tied, conformal high pressure tubing
US-10344678-B2 · Jul 9, 2019 · US
Oxygen enhanced pneumatic starting
US-10247104-B2 · Apr 2, 2019 · US
System and method for rotating a gas turbine engine during a motoring cycle
US-2019040799-A1 · Feb 7, 2019 · US
Manual bowed rotor and full override
US-2018346100-A1 · Dec 6, 2018 · US
Modified start sequence of a gas turbine engine
US-2018327117-A1 · Nov 15, 2018 · US
Systems and methods for power generation synchronous condensing
US-10125628-B2 · Nov 13, 2018 · US
Systems and methods for power generation synchronous condensing
US-2018298777-A1 · Oct 18, 2018 · US
Aircraft bleed air and engine starter systems and related methods
US-10100744-B2 · Oct 16, 2018 · US
Modified start sequence of a gas turbine engine
US-2018265223-A1 · Sep 20, 2018 · US
Modified start sequence of a gas turbine engine
US-10040577-B2 · Aug 7, 2018 · US
Gas turbine start system to enable rotor thermal stabilization with backup bleed bypass cooling mode
US-2018216537-A1 · Aug 2, 2018 · US
Dual inline starter air valve
US-2018209349-A1 · Jul 26, 2018 · US
Method for determining a duration of movement for a starter air valve of a turbine engine
US-10024240-B2 · Jul 17, 2018 · US
Gas turbine startup method and device
US-2018171875-A1 · Jun 21, 2018 · US
Metered orifice for motoring of a gas turbine engine
US-2018149090-A1 · May 31, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C7/27?
- CPC F02C7/27 is the Cooperative Patent Classification code for “Fluid drives (turbine starters F02C7/277).”
- How many patents are filed under CPC F02C7/27 (Fluid drives (turbine starters F02C7/277))?
- Our database includes 162 publications tagged with this CPC code.
- Is patent activity under CPC F02C7/27 growing?
- Publication counts under this code: 16 in 2024 vs 15 in 2025 (latest complete years).