Brine filter cleaning system and method
US-2025113835-A1 · Apr 10, 2025 · US
by injection of liquids · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A23B4/28 |
| Official title | by injection of liquids |
| Display label | by injection of liquids |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2022 | 4 |
| 2023 | 3 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2025113835-A1 · Apr 10, 2025 · US
US-2023309589-A1 · Oct 5, 2023 · US
US-2023248007-A1 · Aug 10, 2023 · US
US-2023011808-A1 · Jan 12, 2023 · US
US-2022347605-A1 · Nov 3, 2022 · US
US-2022095660-A1 · Mar 31, 2022 · US
US-2022095661-A1 · Mar 31, 2022 · US
US-2022087272-A1 · Mar 24, 2022 · US
US-2020375202-A1 · Dec 3, 2020 · US
US-10271560-B2 · Apr 30, 2019 · US
US-2018279636-A1 · Oct 4, 2018 · US
US-9241497-B2 · Jan 26, 2016 · US
US-2015208711-A1 · Jul 30, 2015 · US
US-9034407-B2 · May 19, 2015 · US