Centrifugal separator having ring with outlet flow restrictions
US-12528091-B2 · Jan 20, 2026 · US
Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B04B5/04 |
| Official title | Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers |
| Display label | Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers |
| Total patents | 50 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 1 |
| 2022 | 10 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12528091-B2 · Jan 20, 2026 · US
US-12498374-B2 · Dec 16, 2025 · US
US-2025012681-A1 · Jan 9, 2025 · US
US-2024367181-A1 · Nov 7, 2024 · US
US-12078650-B2 · Sep 3, 2024 · US
US-2024219392-A1 · Jul 4, 2024 · US
US-11933787-B2 · Mar 19, 2024 · US
US-2024010709-A1 · Jan 11, 2024 · US
US-2023294111-A1 · Sep 21, 2023 · US
US-11731144-B2 · Aug 22, 2023 · US
US-2023176062-A1 · Jun 8, 2023 · US
US-11531031-B2 · Dec 20, 2022 · US
US-11498083-B2 · Nov 15, 2022 · US
US-11499977-B2 · Nov 15, 2022 · US
US-11499976-B2 · Nov 15, 2022 · US
US-2022331817-A1 · Oct 20, 2022 · US
US-2022326248-A1 · Oct 13, 2022 · US
US-11428616-B2 · Aug 30, 2022 · US
US-2022244264-A1 · Aug 4, 2022 · US
US-11331665-B2 · May 17, 2022 · US
Answers are generated from the same data shown on this page.