Date seed powder for water filtration treatment
US-12357927-B2 · Jul 15, 2025 · US
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downward filtration without specifications about the filter material supporting means
downward filtration without specifications about the filter material supporting means · 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 | B01D24/105 |
| Official title | {downward filtration without specifications about the filter material supporting means} |
| Display label | downward filtration without specifications about the filter material supporting means |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid filter and chemical cleaning assembly and method
US-2025145495-A1 · May 8, 2025 · US
Hybrid filter and chemical cleaning assembly and method
US-2025145496-A1 · May 8, 2025 · US
Automatic sand filter system controller
US-12053723-B2 · Aug 6, 2024 · US
Layered media backwash with internal draft tube
US-2024246011-A1 · Jul 25, 2024 · US
Filtering unit
US-2023391638-A1 · Dec 7, 2023 · US
Date seed powder for water filtration treatment
US-2023381690-A1 · Nov 30, 2023 · US
Date seed powder for water filtration treatment
US-11772016-B2 · Oct 3, 2023 · US
Hybrid filter assembly and method
US-2023087869-A1 · Mar 23, 2023 · US
Method and system for determining liquid levels in sand filters and effective air scouring during backwash
US-2023059255-A1 · Feb 23, 2023 · US
Date seed powder for water filtration treatment
US-2022379242-A1 · Dec 1, 2022 · US
Systems and processes for filtering water with ultrafine granular media
US-2022288514-A1 · Sep 15, 2022 · US
Automatic sand filter system controller
US-2022274035-A1 · Sep 1, 2022 · US
Automatic sand filter backwash controller
US-2022267167-A1 · Aug 25, 2022 · US
Supercoil filtration unit
US-11305234-B1 · Apr 19, 2022 · US
Removal of organic solvents from aqueous process streams
US-10625178-B2 · Apr 21, 2020 · US
Systems and processes for filtering water with ultrafine granular media
US-2019099704-A1 · Apr 4, 2019 · US
Removal of organic solvents from aqueous process streams
US-2018369718-A1 · Dec 27, 2018 · US