Liquid cleaning element, liquid cleaning system, and method for producing a liquid cleaning element
US-11285407-B2 · Mar 29, 2022 · US
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with curved filtering elements (B01D29/072, B01D29/073 take precedence)
with curved filtering elements (B01D29/072, B01D29/073 take precedence) · 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 | B01D29/071 |
| Official title | {with curved filtering elements (B01D29/072, B01D29/073 take precedence)} |
| Display label | with curved filtering elements (B01D29/072, B01D29/073 take precedence) |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method and apparatuses for screening
US-11247236-B2 · Feb 15, 2022 · US
Method and apparatuses for screening
US-11213856-B2 · Jan 4, 2022 · US
Oil filter assembly
US-11199253-B2 · Dec 14, 2021 · US
Method and apparatuses for screening
US-2021260503-A1 · Aug 26, 2021 · US
Interstage screen basket
US-D915484-S · Apr 6, 2021 · US
Support and drainage material, filter, and method of use
US-10960335-B2 · Mar 30, 2021 · US
Support and drainage material, filter, and method of use
US-2020129904-A1 · Apr 30, 2020 · US
Filter structure on pressure relief valve for hydraulic tensioner
US-2020116172-A1 · Apr 16, 2020 · US
Method and apparatuses for screening
US-2019329293-A1 · Oct 31, 2019 · US
Liquid Cleaning Element, Liquid Cleaning System, and Method for Producing a Liquid Cleaning Element
US-2019247771-A1 · Aug 15, 2019 · US
Filter element and filter arrangement
US-10272368-B2 · Apr 30, 2019 · US
Method and apparatuses for screening
US-2018345319-A1 · Dec 6, 2018 · US
Oil Filter Assembly
US-2018274657-A1 · Sep 27, 2018 · US
Control valve apparatus
US-2018085688-A1 · Mar 29, 2018 · US
Process and materials using z-filter media, and/or, closing flutes of filter media; and, products
US-9770686-B2 · Sep 26, 2017 · US
Filter Element and Filter Arrangement
US-2017056792-A1 · Mar 2, 2017 · US
Filtration Article Containing A Filtration Material Having Twisted Pleats Therein
US-2015336033-A1 · Nov 26, 2015 · US
Process and materials using z-filter media, and/or, closing flutes of filter media; and, products
US-2015231547-A1 · Aug 20, 2015 · US
Process and materials for coiling z-filter media; and/or closing flutes of filter media; and, products
US-8961722-B2 · Feb 24, 2015 · US