Concentration device and concentration method
US-12553019-B2 · Feb 17, 2026 · US
integrally combined with devices for controlling the filtration
integrally combined with devices for controlling the filtration · 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 | B01D33/804 |
| Official title | {integrally combined with devices for controlling the filtration} |
| Display label | integrally combined with devices for controlling the filtration |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 1 |
| 2018 | 8 |
| 2019 | 7 |
| 2020 | 10 |
| 2021 | 3 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydro excavation vacuum apparatus and fluid storage and supply systems thereof
US-12385215-B2 · Aug 12, 2025 · US
Method for cleaning electrophoretic coating baths, and device therefor
US-12331419-B2 · Jun 17, 2025 · US
Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site
US-12276080-B2 · Apr 15, 2025 · US
Hydro excavation vacuum apparatus
US-12077936-B2 · Sep 3, 2024 · US
Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site
US-11905677-B2 · Feb 20, 2024 · US
Shaker vibration and downhole cuttings measurement analysis and processing
US-11906395-B2 · Feb 20, 2024 · US
Optimization of rotary filters relative to risk of clogging a facility for pumping water from a natural site
US-11752456-B2 · Sep 12, 2023 · US
Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site
US-2023030715-A1 · Feb 2, 2023 · US
Hydro excavation vacuum apparatus having an adjustment system for adjusting a dewatering system screen
US-11560689-B2 · Jan 24, 2023 · US
Hydro excavation vacuum apparatus having deceleration vessels and methods for hydro excavating a site
US-11499290-B2 · Nov 15, 2022 · US
Arrangement and method for detecting a damage of a filter fabric of a disc filter at a disc filter unit using microphones
US-11452955-B2 · Sep 27, 2022 · US
Method for cleaning electrophoretic coating baths, and device therefor
US-2022243354-A1 · Aug 4, 2022 · US
Concentration device and concentration method
US-2022162536-A1 · May 26, 2022 · US
Filter skid with tilting mechanism
US-11285410-B2 · Mar 29, 2022 · US
Oil, debris separator, filter and muffler structure
US-2021331106-A1 · Oct 28, 2021 · US
Hydro excavation vacuum apparatus and fluid storage and supply systems thereof
US-2021332554-A1 · Oct 28, 2021 · US
Hydro excavation vacuum apparatus and fluid storage and supply systems thereof
US-11085171-B2 · Aug 10, 2021 · US
Optimization of rotary filters relative to risk of clogging a facility for pumping water from a natural site
US-2020368651-A1 · Nov 26, 2020 · US
Shaker vibration and downhole cuttings measurement analysis and processing
US-2020363289-A1 · Nov 19, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D33/804?
- CPC B01D33/804 is the Cooperative Patent Classification code for “integrally combined with devices for controlling the filtration.”
- How many patents are filed under CPC B01D33/804 (integrally combined with devices for controlling the filtration)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC B01D33/804 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).