Inducer assembly for a turbine engine
US-2025339801-A1 · Nov 6, 2025 · US
Shapes or dimensions of vortex chambers
Shapes or dimensions of vortex chambers · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B04C2003/003 |
| Official title | {Shapes or dimensions of vortex chambers} |
| Display label | Shapes or dimensions of vortex chambers |
| Total patents | 43 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 4 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dispersion device and accumulation device
US-12416109-B2 · Sep 16, 2025 · US
Inducer assembly for a turbine engine
US-12357933-B2 · Jul 15, 2025 · US
Vortex tube particle separators with coatings for rebound control
US-2025101914-A1 · Mar 27, 2025 · US
Vortex tube particle separators with coatings for rebound control
US-12258903-B1 · Mar 25, 2025 · US
Inducer assembly for a turbine engine
US-2025010231-A1 · Jan 9, 2025 · US
Surface cleaning apparatus
US-2024415350-A1 · Dec 19, 2024 · US
Air pre-cleaner spin tube
US-12025082-B2 · Jul 2, 2024 · US
Dispersion device and accumulation device
US-2024209553-A1 · Jun 27, 2024 · US
Inducer assembly for a turbine engine
US-11918943-B2 · Mar 5, 2024 · US
Inducer assembly for a turbine engine
US-2023226476-A1 · Jul 20, 2023 · US
Air pre-cleaner spin tube
US-2023193863-A1 · Jun 22, 2023 · US
Inducer assembly for a turbine engine
US-11541340-B2 · Jan 3, 2023 · US
Multi-station debris separation system
US-11369905-B2 · Jun 28, 2022 · US
Apparatus and process for capturing product gases from catalyst stripper
US-2022096983-A1 · Mar 31, 2022 · US
Apparatus and process for capturing product gases from catalyst stripper
US-11285417-B1 · Mar 29, 2022 · US
Centrifugal separator of gas—liquid for electrochemical battery
US-11135601-B2 · Oct 5, 2021 · US
Inducer assembly for a turbine engine
US-2021275951-A1 · Sep 9, 2021 · US
Turbine engine and particle separators therefore
US-11033845-B2 · Jun 15, 2021 · US
Turbine engine, components, and methods of cooling same
US-10975731-B2 · Apr 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B04C2003/003?
- CPC B04C2003/003 is the Cooperative Patent Classification code for “Shapes or dimensions of vortex chambers.”
- How many patents are filed under CPC B04C2003/003 (Shapes or dimensions of vortex chambers)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC B04C2003/003 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).