Pump or rotary cutter for operation in a fluid
US-2019358379-A1 · Nov 28, 2019 · US
Vanes
Vanes · 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 | F04D29/24 |
| Official title | Vanes |
| Display label | Vanes |
| Total patents | 178 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 11 |
| 2017 | 17 |
| 2018 | 17 |
| 2019 | 22 |
| 2020 | 17 |
| 2021 | 16 |
| 2022 | 17 |
| 2023 | 14 |
| 2024 | 22 |
| 2025 | 15 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Centrifugal Blower
US-2019293081-A1 · Sep 26, 2019 · US
Radial Compressor
US-2019285080-A1 · Sep 19, 2019 · US
Pump or rotary cutter for operation in a fluid
US-10413646-B2 · Sep 17, 2019 · US
Turbocharger, nozzle vane for turbocharger, and turbine
US-2019257243-A1 · Aug 22, 2019 · US
Impeller assembly for use in an aquarium filter pump and methods
US-2019211838-A1 · Jul 11, 2019 · US
Electric fan and vacuum cleaner having same
US-2019125146-A1 · May 2, 2019 · US
Pump for the conveyance of a fluid with varying viscosity
US-10215185-B2 · Feb 26, 2019 · US
Rotation body of rotary machine and method of manufacturing the rotation body
US-10197067-B2 · Feb 5, 2019 · US
Pump
US-10145385-B2 · Dec 4, 2018 · US
Impeller for a centrifugal pump
US-10094222-B2 · Oct 9, 2018 · US
Pump for circulating water
US-2018266430-A1 · Sep 20, 2018 · US
Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof
US-2018216634-A1 · Aug 2, 2018 · US
Centrifugal pump assemblies having an axial flux electric motor and methods of assembly thereof
US-2018216622-A1 · Aug 2, 2018 · US
Impeller blade with asymmetric thickness
US-2018216627-A1 · Aug 2, 2018 · US
Composite suction liners and applications thereof
US-2018209441-A1 · Jul 26, 2018 · US
Pump or rotary cutter for operation in a fluid
US-2018200421-A1 · Jul 19, 2018 · US
Rotary parts for a slurry pump
US-2018172017-A1 · Jun 21, 2018 · US
Variable span splitter blade
US-9976422-B2 · May 22, 2018 · US
Drain pump assembly for a dishwasher appliance
US-2018132692-A1 · May 17, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F04D29/24?
- CPC F04D29/24 is the Cooperative Patent Classification code for “Vanes.”
- How many patents are filed under CPC F04D29/24 (Vanes)?
- Our database includes 178 publications tagged with this CPC code.
- Is patent activity under CPC F04D29/24 growing?
- Publication counts under this code: 22 in 2024 vs 15 in 2025 (latest complete years).