Device for preparing a fertilizer solution for use with a fertigation system
US-2024058770-A1 · Feb 22, 2024 · US
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Filters
Filters · 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 | B01F21/503 |
| Official title | {Filters} |
| Display label | Filters |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 5 |
| 2022 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System for continuous make-down of powder material
US-11439962-B2 · Sep 13, 2022 · US
System for dissolving solid chemicals and generating liquid solutions
US-10870091-B2 · Dec 22, 2020 · US
Fluid injection system
US-10850240-B2 · Dec 1, 2020 · US
Fluid injection system with fertigation basket
US-10786788-B2 · Sep 29, 2020 · US
System for Continuous Make-Down of Powder Material
US-2020282367-A1 · Sep 10, 2020 · US
Sieve-like filter unit for cartridge-shaped receptacle
US-10569235-B2 · Feb 25, 2020 · US
System for dissolving solid chemicals and generating liquid solutions
US-2019247807-A1 · Aug 15, 2019 · US
Fluid injection system
US-2019133030-A1 · May 9, 2019 · US
Fluid injection system with fertigation basket
US-2019134571-A1 · May 9, 2019 · US
Sieve-like filter unit for cartridge-shaped receptacle
US-2018056249-A1 · Mar 1, 2018 · US