Turbine overspeed protection
US-2024368999-A1 · Nov 7, 2024 · US
Mechanical Engineering
Mechanical Engineering · 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 | F02C9/24 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 13 |
| 2019 | 11 |
| 2020 | 11 |
| 2021 | 20 |
| 2022 | 13 |
| 2023 | 9 |
| 2024 | 10 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Measurement method for steam valve and measurement device for steam valve
US-2024344631-A1 · Oct 17, 2024 · US
Geared gas turbine engine
US-2021388772-A1 · Dec 16, 2021 · US
High pressure ratio gas turbine engine
US-2021348555-A1 · Nov 11, 2021 · US
Gas turbine engine
US-2021301763-A1 · Sep 30, 2021 · US
Geared gas turbine engine
US-11131250-B2 · Sep 28, 2021 · US
Method and system for regulating oil flow to an engine
US-2021222621-A1 · Jul 22, 2021 · US
Control systems and methods suitable for use with power production systems and methods
US-2021189975-A1 · Jun 24, 2021 · US
Use of external air for closed cycle inventory control
US-2021180522-A1 · Jun 17, 2021 · US
Variable pressure inventory control of closed cycle system with a high pressure tank and an intermediate pressure tank
US-2021164404-A1 · Jun 3, 2021 · US
Nuclear-powered turbine engine
US-2021142921-A1 · May 13, 2021 · US
Variable pressure turbine
US-2021040886-A1 · Feb 11, 2021 · US
Use of external air for closed cycle inventory control
US-10907548-B2 · Feb 2, 2021 · US
Geared gas turbine engine
US-2020370481-A1 · Nov 26, 2020 · US
Variable pressure turbine
US-10801404-B2 · Oct 13, 2020 · US
Aeromechanical identification systems and methods
US-2020173450-A1 · Jun 4, 2020 · US
System and method for engine eductor powered by alternate managed air system
US-2020158024-A1 · May 21, 2020 · US
Compressor discharge system
US-10641171-B2 · May 5, 2020 · US
Electronic control system tester
US-10620091-B2 · Apr 14, 2020 · US
Control systems and methods suitable for use with power production systems and methods
US-2020102895-A1 · Apr 2, 2020 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C9/24?
- CPC F02C9/24 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F02C9/24 (Mechanical Engineering)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC F02C9/24 growing?
- Publication counts under this code: 10 in 2024 vs 5 in 2025 (latest complete years).