Flat filter for water treatment, and filter module for water treatment using same
US-11202975-B2 · Dec 21, 2021 · US
for discharging filtrate
for discharging filtrate · 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 | B01D29/92 |
| Official title | for discharging filtrate |
| Display label | for discharging filtrate |
| Total patents | 98 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 6 |
| 2017 | 8 |
| 2018 | 12 |
| 2019 | 9 |
| 2020 | 11 |
| 2021 | 17 |
| 2022 | 9 |
| 2023 | 7 |
| 2024 | 8 |
| 2025 | 4 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and system for recovering fluid
US-11173434-B2 · Nov 16, 2021 · US
Filter assembly for a servovalve
US-2021331102-A1 · Oct 28, 2021 · US
Method and system for recovering fluid
US-11148083-B2 · Oct 19, 2021 · US
Sustainable, facile separation of the molten carbonate electrolysis cathode product
US-2021277528-A1 · Sep 9, 2021 · US
Sustainable, facile separation of the molten carbonate electrolysis cathode product
US-2021230758-A1 · Jul 29, 2021 · US
Filtering device for removing impurities in a mixture of biological diatomite
US-2021205741-A1 · Jul 8, 2021 · US
Method and system for recovering fluid
US-2021197103-A1 · Jul 1, 2021 · US
Method and system for recovering fluid
US-2021197108-A1 · Jul 1, 2021 · US
Integral flow structure within a containment cover
US-2021170313-A1 · Jun 10, 2021 · US
Filter element, liquid filtering device comprising such a filter element and vehicle comprising such a liquid filtering device
US-2021113943-A1 · Apr 22, 2021 · US
Self-cleaning and monitoring filtration system
US-10773215-B2 · Sep 15, 2020 · US
Drain assembly for a housing of a filter assembly
US-10729996-B2 · Aug 4, 2020 · US
Microorganism sampling device
US-2020231920-A1 · Jul 23, 2020 · US
Water treatment device
US-2020230531-A1 · Jul 23, 2020 · US
Self-cleaning and monitoring filtration system
US-2020197873-A1 · Jun 25, 2020 · US
Flat filter for water treatment, and filter module for water treatment using same
US-2020171413-A1 · Jun 4, 2020 · US
Sustainable, facile separation of the molten carbonate electrolysis cathode product
US-2020149173-A1 · May 14, 2020 · US
Drain assembly for a housing of a filter assembly
US-2020139277-A1 · May 7, 2020 · US
Liquid dispenser
US-10611623-B2 · Apr 7, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D29/92?
- CPC B01D29/92 is the Cooperative Patent Classification code for “for discharging filtrate.”
- How many patents are filed under CPC B01D29/92 (for discharging filtrate)?
- Our database includes 98 publications tagged with this CPC code.
- Is patent activity under CPC B01D29/92 growing?
- Publication counts under this code: 8 in 2024 vs 4 in 2025 (latest complete years).