Connection system for attaching a blade access system to a nacelle of a wind turbine and method of using same
US-12270384-B2 · Apr 8, 2025 · US
Cleaning (F03D80/40 takes precedence)
Cleaning (F03D80/40 takes precedence) · 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 | F03D80/55 |
| Official title | Cleaning (F03D80/40 takes precedence) |
| Display label | Cleaning (F03D80/40 takes precedence) |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 2 |
| 2017 | 6 |
| 2018 | 1 |
| 2019 | 7 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for cleaning a generator of a wind turbine
US-2025012258-A1 · Jan 9, 2025 · US
Wind turbine blade having air passage with air cleaning member
US-12123391-B2 · Oct 22, 2024 · US
Wind turbine blade having air passage with air cleaning member
US-2024229761-A1 · Jul 11, 2024 · US
Connection system for attaching a blade access system to a nacelle of a wind turbine and method of using same
US-2024052812-A1 · Feb 15, 2024 · US
Apparatus for movement along a tower structure
US-11788512-B2 · Oct 17, 2023 · US
Method and apparatus to clean wind turbine blades
US-11378066-B2 · Jul 5, 2022 · US
Wind turbine cooling arrangement
US-11060510-B2 · Jul 13, 2021 · US
Wind turbine drive system and wind turbine
US-11015575-B2 · May 25, 2021 · US
Apparatus and methods for maintenance of wind turbine blades
US-10953938-B2 · Mar 23, 2021 · US
An apparatus for movement along a tower structure
US-2020340455-A1 · Oct 29, 2020 · US
Wind turbine blade surface treatment apparatus
US-10718317-B2 · Jul 21, 2020 · US
Offshore station and method for flushing sheltered regions
US-2020173130-A1 · Jun 4, 2020 · US
Apparatus and methods for maintenance of wind turbine blades
US-10634123-B2 · Apr 28, 2020 · US
Exterior cleaning machine in wind turbine-towers
US-10612528-B2 · Apr 7, 2020 · US
Wind turbine drive system and wind turbine
US-2019383264-A1 · Dec 19, 2019 · US
Apparatus and Methods for Maintenance of Wind Turbine Blades
US-2019283821-A1 · Sep 19, 2019 · US
Wind turbine with a brake dust collector
US-10415549-B2 · Sep 17, 2019 · US
Wind turbine cooling arrangement
US-2019277263-A1 · Sep 12, 2019 · US
Apparatus and Methods for Maintenance of Wind Turbine Blades
US-2019186470-A1 · Jun 20, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F03D80/55?
- CPC F03D80/55 is the Cooperative Patent Classification code for “Cleaning (F03D80/40 takes precedence).”
- How many patents are filed under CPC F03D80/55 (Cleaning (F03D80/40 takes precedence))?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F03D80/55 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).