Wind turbine rotor blade with a leading edge member
US-12320329-B2 · Jun 3, 2025 · US
Ceramics; Oxides
Ceramics; Oxides · 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 | F05B2280/2004 |
| Official title | Ceramics; Oxides |
| Display label | Ceramics; Oxides |
| Total patents | 34 |
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 | 4 |
| 2017 | 2 |
| 2019 | 5 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Piston ring assembly for a turbine engine
US-11898494-B2 · Feb 13, 2024 · US
Wind turbine blade and method for manufacturing the same
US-11891976-B2 · Feb 6, 2024 · US
Electroosmotic pump and fluid-pumping system comprising the same
US-11859602-B2 · Jan 2, 2024 · US
A wind turbine rotor blade with a leading edge member
US-2023358207-A1 · Nov 9, 2023 · US
Electroosmotic pump and fluid-pumping system comprising the same
US-2023204020-A1 · Jun 29, 2023 · US
Electroosmotic pump and fluid-pumping system comprising the same
US-11603831-B2 · Mar 14, 2023 · US
Wind turbine blade and method for manufacturing the same
US-2023003187-A1 · Jan 5, 2023 · US
Windmill blade, windmill, and method of manufacturing windmill blade
US-11493021-B2 · Nov 8, 2022 · US
Wind turbine blade and method for manufacturing the same
US-11493020-B2 · Nov 8, 2022 · US
Composite airfoil assembly with separate airfoil, inner band, and outer band
US-11391158-B2 · Jul 19, 2022 · US
Piston ring assembly for a turbine engine
US-2022205392-A1 · Jun 30, 2022 · US
Additively manufactured components for electric propulsion thrusters
US-11346330-B1 · May 31, 2022 · US
Windmill blade, windmill, and method of manufacturing windmill blade
US-2021363962-A1 · Nov 25, 2021 · US
Piston ring assembly for a turbine engine
US-11149646-B2 · Oct 19, 2021 · US
Composite airfoil assembly with separate airfoil, inner band, and outer band
US-2021254469-A1 · Aug 19, 2021 · US
Electroosmotic pump and fluid-pumping system comprising the same
US-2021239102-A1 · Aug 5, 2021 · US
Electroosmotic pump and fluid-pumping system comprising the same
US-11015583-B2 · May 25, 2021 · US
Two hybrid ball bearings and a compressor bearing arrangement
US-11009035-B2 · May 18, 2021 · US
Composite airfoil assembly with separate airfoil, inner band, and outer band
US-10927677-B2 · Feb 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05B2280/2004?
- CPC F05B2280/2004 is the Cooperative Patent Classification code for “Ceramics; Oxides.”
- How many patents are filed under CPC F05B2280/2004 (Ceramics; Oxides)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC F05B2280/2004 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).