Systems and methods for in-line filtering of debris in swimming pools and spas
US-2024424433-A1 · Dec 26, 2024 · US
directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously (B01D29/115, B01D29/118, B01D29/17, B01D29/25, B01D29/336, B01D29/356, B01D29/902, B01D29/908 take precedence) · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D29/904 |
| Official title | {directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously (B01D29/115, B01D29/118, B01D29/17, B01D29/25, B01D29/336, B01D29/356, B01D29/902, B01D29/908 take precedence)} |
| Display label | directing the mixture to be filtered on the filtering element in a manner to clean the filter continuously (B01D29/115, B01D29/118, B01D29/17, B01D29/25, B01D29/336, B01D29/356, B01D29/902, B01D29/908 take precedence) |
| Total patents | 14 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2024 | 3 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2024424433-A1 · Dec 26, 2024 · US
US-2024307802-A1 · Sep 19, 2024 · US
US-12017167-B2 · Jun 25, 2024 · US
US-2022088512-A1 · Mar 24, 2022 · US
US-2021129055-A1 · May 6, 2021 · US
US-10934915-B2 · Mar 2, 2021 · US
US-2020109688-A1 · Apr 9, 2020 · US
US-10448801-B2 · Oct 22, 2019 · US
US-2019186320-A1 · Jun 20, 2019 · US
US-2017265712-A1 · Sep 21, 2017 · US
US-2017065913-A1 · Mar 9, 2017 · US
US-9580677-B2 · Feb 28, 2017 · US
US-8986552-B2 · Mar 24, 2015 · US
US-2015037831-A1 · Feb 5, 2015 · US