Integrated filter material and preparation method and application thereof
US-12280359-B2 · Apr 22, 2025 · US
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Filter cloth, e.g. knitted, woven non-woven; self-supported material
Filter cloth, e.g. knitted, woven non-woven; self-supported material · 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 | B01D2239/06 |
| Official title | Filter cloth, e.g. knitted, woven non-woven; self-supported material |
| Display label | Filter cloth, e.g. knitted, woven non-woven; self-supported material |
| Total patents | 16 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Integrated filter material and preparation method and application thereof
US-2022362746-A1 · Nov 17, 2022 · US
Arrangement and method for detecting a damage of a filter fabric of a disc filter at a disc filter unit using microphones
US-11452955-B2 · Sep 27, 2022 · US
A fabric impregnated with organosilane for purification of liquids
US-2022081815-A1 · Mar 17, 2022 · US
Breathing half mask and process for manufacturing a breathing half mask
US-2022062674-A1 · Mar 3, 2022 · US
Filter element, method of producing a filter element, filtration device and liquid treatment system
US-11008229-B1 · May 18, 2021 · US
Arrangement and method for detecting a damage of a filter fabric of a disc filter at a disc filter unit using microphones
US-2020324229-A1 · Oct 15, 2020 · US
Stacked body
US-10413856-B2 · Sep 17, 2019 · US
Blood filter and method of manufacturing the same
US-10265456-B2 · Apr 23, 2019 · US
Method for preparing a catalyzed fabric filter
US-2018353948-A1 · Dec 13, 2018 · US
Stacked body
US-2018085698-A1 · Mar 29, 2018 · US
Blood filter and method of manufacturing the same
US-2017354774-A1 · Dec 14, 2017 · US
Hydrophilic electret media
US-2016369451-A1 · Dec 22, 2016 · US
Nonwoven fabric, air purifier using the same, and method for producing nonwoven fabric
US-2016199765-A1 · Jul 14, 2016 · US
Filtration Article with Heat-Treated and Shrunken Fluoropolymer Knit
US-2016096127-A1 · Apr 7, 2016 · US
Hydrophilic electret media
US-2015246362-A1 · Sep 3, 2015 · US