Method for compression of aqueous slurry containing solid foreign matter and paper dust, and treatment method of waste gypsum board
US-12559380-B2 · Feb 24, 2026 · US
by mechanical classifiers
by mechanical classifiers · 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 | B03B5/48 |
| Official title | by mechanical classifiers |
| Display label | by mechanical classifiers |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 8 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated sieve device for particle size screening of soil samples
US-12502677-B2 · Dec 23, 2025 · US
Separator apparatus and feed arrangement for increased capacity
US-12458980-B2 · Nov 4, 2025 · US
Integrated sieve device for particle size screening of soil samples
US-2025128266-A1 · Apr 24, 2025 · US
System and method for atomized powder processing and a processed powder
US-2025114797-A1 · Apr 10, 2025 · US
Multistage screen sorting device
US-12239997-B2 · Mar 4, 2025 · US
Static screening system and methods
US-2025058355-A1 · Feb 20, 2025 · US
Static screening system and methods
US-12226802-B2 · Feb 18, 2025 · US
System and method for atomized powder processing and a processed powder
US-2025001431-A1 · Jan 2, 2025 · US
A Method for Treating Textile Fibers of Different Lengths
US-2024410111-A1 · Dec 12, 2024 · US
Static screening system and methods
US-2024399420-A1 · Dec 5, 2024 · US
Reinforced screen cloths
US-12097507-B1 · Sep 24, 2024 · US
Material washing apparatus
US-12048952-B2 · Jul 30, 2024 · US
Multistage screen sorting device
US-2024066527-A1 · Feb 29, 2024 · US
Flow self-adjusting type mine diameter grading apparatus applied to tailings recovery
US-11766679-B2 · Sep 26, 2023 · US
Systems and method for sorting particles suspended in a fluid
US-11738352-B1 · Aug 29, 2023 · US
Method for compression of aqueous slurry containing solid foreign matter and paper dust, and treatment method of waste gypsum board
US-2023257277-A1 · Aug 17, 2023 · US
Flow self-adjusting type mine diameter grading apparatus applied to tailings recovery
US-2023241624-A1 · Aug 3, 2023 · US
Separator apparatus and feed arrangement for increased capacity
US-2022362785-A1 · Nov 17, 2022 · US
Method for recovering a minor metal and/or rare-earth metal
US-11299796-B2 · Apr 12, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B03B5/48?
- CPC B03B5/48 is the Cooperative Patent Classification code for “by mechanical classifiers.”
- How many patents are filed under CPC B03B5/48 (by mechanical classifiers)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC B03B5/48 growing?
- Publication counts under this code: 5 in 2024 vs 8 in 2025 (latest complete years).