Reverse flow gas turbine engine having electric machine
US-12560121-B2 · Feb 24, 2026 · US
the compressor being of the centrifugal type
the compressor being of the centrifugal type · 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 | F02C3/103 |
| Official title | {the compressor being of the centrifugal type} |
| Display label | the compressor being of the centrifugal type |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation
US-12510020-B2 · Dec 30, 2025 · US
Free turbine turbogenerator comprising a reversible electrical machine coupled to the free turbine
US-12467378-B2 · Nov 11, 2025 · US
Propulsive assembly for a multi-engine hybrid aircraft
US-12420943-B2 · Sep 23, 2025 · US
Improved propulsive assembly for a multi-engine hybrid aircraft
US-2025187739-A1 · Jun 12, 2025 · US
Improved turbomachine for hybrid aircraft
US-2025188865-A1 · Jun 12, 2025 · US
Distributed propulsion with offset propulsion modules
US-12305569-B2 · May 20, 2025 · US
Recovered-cycle aircraft turbomachine
US-12286926-B2 · Apr 29, 2025 · US
Reverse flow gas turbine engine having electric machine
US-2025101918-A1 · Mar 27, 2025 · US
Free turbine turbomachine comprising equipment driven by the free turbine
US-12203417-B2 · Jan 21, 2025 · US
Aircraft engine having two radially offset turbines
US-12116928-B2 · Oct 15, 2024 · US
Aircraft engine having two radially offset turbines
US-2024309803-A1 · Sep 19, 2024 · US
Distributed propulsion with offset propulsion modules
US-2024229709-A9 · Jul 11, 2024 · US
Distributed propulsion with offset propulsion modules
US-2024133339-A1 · Apr 25, 2024 · US
Starter/generator
US-11852072-B2 · Dec 26, 2023 · US
Turbofan with offset gas generator and auxiliary power core
US-11840958-B2 · Dec 12, 2023 · US
Free turbine turbomachine comprising equipment driven by the free turbine
US-2023366354-A1 · Nov 16, 2023 · US
Free turbine turbogenerator comprising a reversible electrical machine coupled to the free turbine
US-2023323787-A1 · Oct 12, 2023 · US
Recovered-cycle aircraft turbomachine
US-2023220800-A1 · Jul 13, 2023 · US
Turbofan with offset gas generator and auxiliary power core
US-2023037652-A1 · Feb 9, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02C3/103?
- CPC F02C3/103 is the Cooperative Patent Classification code for “the compressor being of the centrifugal type.”
- How many patents are filed under CPC F02C3/103 (the compressor being of the centrifugal type)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC F02C3/103 growing?
- Publication counts under this code: 4 in 2024 vs 9 in 2025 (latest complete years).