ClassID:

30208

B01D2239/0636 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids; Filter cloth, e.g. knitted, woven non-woven; self-supported material; Arrangement of the fibres in the filtering material Two or more types of fibres present in the filter material

Recent Application in this class:
#1
20260124566
2026-05-07

PULSE FILTER

#2
20250170509
2025-05-29

FILTER MEDIUM COMPRISING A FINE FIBER LAYER

#3
20250090985
2025-03-20

ULTRASONICALLY BONDED ELECTRET FILTER MEDIA

#4
20240367076
2024-11-07

LAMINATED SHEET, CYLINDRICAL FILTER ELEMENT, AND FILTRATION KIT USED TO PERFORM WATER FILTRATION

#5
20240342636
2024-10-17

NEEDLE-PUNCHED FILTRATION COMPOSITE AND METHOD OF MAKING SAME

#6
20240316483
2024-09-26

SELF-CLEANING FILTER

#7
20240252964
2024-08-01

FILTER MEDIA WITH BIODEGRADABLE FIBERS

#8
20240229312
2024-07-11

HIGH TEMPERATURE TREATED MEDIA

#9
20240207765
2024-06-27

VIRAL FILTRATION MEDIA, ARTICLES, AND METHODS

#10
20240149196
2024-05-09

AIR FILTER MEDIUM AND AIR FILTER PRODUCT

#11
20240133092
2024-04-25

HIGH TEMPERATURE TREATED MEDIA

#12
20240123384
2024-04-18

CARBON NANOTUBES-BASED FILTRATION MEDIA

#13
20240115981
2024-04-11

Biodegradable cellulose-based filter media and facial masks including the same

#14
20240100455
2024-03-28

FILTERS WITH ELECTROSTATIC FILTERING CAPABILITIES

#15
20230381697
2023-11-30

TUBULAR FILTER WITH NONWOVEN MEDIA AND METHOD

#16
20230381696
2023-11-30

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#17
20230372850
2023-11-23

A FILTER MEDIA AND A PROCESS FOR PRODUCING THE SAME

#18
20230330451
2023-10-19

FILTER MEDIA, COMPOSITES, AND FACE MASK SYSTEMS USING SAME

#19
20230321573
2023-10-12

SYSTEMS AND METHODS OF MAKING PRODUCTS CONTAINING FIBROUS MATERIAL

#20
20230321572
2023-10-12

SYSTEMS AND METHODS FOR SEPARATING AND/OR ISOLATING NANOPARTICLES WITHIN A GASEOUS MEDIUM

#21
20230321570
2023-10-12

SYSTEMS AND METHODS FOR CONTINUOUS PRODUCTION OF FIBROUS MATERIALS AND NANOPARTICLES

#22
20230241428
2023-08-03

PVDF FILTERING FACE-PIECE RESPIRATOR AND RECYCLING METHOD

#23
20230233968
2023-07-27

PLEATED FILTRATION ASSEMBLY COMPRISING SPUNBONDED PREFILTER

#24
20230226473
2023-07-20

DEPTH FILTER

#25
20230166204
2023-06-01

ELEMENT OF, CARTRIDGE AND CONTAINER WITH, FILTER FOR SLURRY

#26
20230166134
2023-06-01

FILTER MATERIAL AND PERSONAL PROTECTIVE MEANS BASED THEREON

#27
20230158430
2023-05-25

HIGH EFFICIENCY SYNTHETIC FILTER MEDIA

#28
20230144786
2023-05-11

NOVEL FILTER MATERIAL, FACE MASK COMPRISING THE SAME AND METHOD OF MAKING THE SAME

#29
20230136157
2023-05-04

TUBULAR KNITTED GEOTEXTILES IMPLEMENTING NON-BIOMASS BASED INERT THREADS, METHODS OF MAKING THE SAME, AND EROSION SEDIMENT AND POLLUTION CONTROL PRODUCTS MADE FROM THE SAME

#30
20230074586
2023-03-09

Filter Assembly and Container for Collecting a Body Fluid Containing the Same

#31
20220387915
2022-12-08

FILTER MEDIA LAYERS INCLUDING MIXED DIAMETER FINE FIBERS

#32
20220379249
2022-12-01

Filter medium comprising a fine fiber layer

#33
20220372666
2022-11-24

CORE-SHEATH FIBERS, NONWOVEN FIBROUS WEB, AND RESPIRATOR INCLUDING THE SAME

#34
20220362695
2022-11-17

FILTER MEDIUM

#35
20220347611
2022-11-03

HIGH PARTICLE CAPTURE MOISTURE ABSORBING FABRIC

#36
20220275546
2022-09-01

Fiber article

#37
20220249996
2022-08-11

FILTER, RESPIRATOR, AND METHOD FOR MANUFACTURING FILTER

#38
20220212131
2022-07-07

Nonwoven sliver-based filter medium for filtering particulate matter

#39
20220161171
2022-05-26

FILTER MEDIA COMPRISING FLUORINATED AND NON-FLUORINATED WATER REPELLENT ADDITIVES

#40
20220152592
2022-05-19

Glass fiber filter element for visible light photocatalysis and air purification and preparation method thereof

#41
20220096976
2022-03-31

Depth filter

#42
20220080342
2022-03-17

FILTER MATERIAL USED FOR AUTOMOBILE AIR CONDITIONING AND CAPABLE OF FILTERING OUT VOLATILE ORGANIC COMPOUND (VOC) GAS, AND PROCESS THEREOF

#43
20220047976
2022-02-17

Filter Medium for Fluid Filtration, a Method for Manufacturing a Filter Medium and a Fluid Filter

#44
20220025559
2022-01-27

Systems and methods for thermally bonding fiber

#45
20210394097
2021-12-23

FILTER MATERIAL FOR AUTOMATIC TRANSMISSION OIL FILTER

#46
20210370218
2021-12-02

FILTER MEDIA COMPRISING ADSORPTIVE PARTICLES

#47
20210362081
2021-11-25

High temperature treated media

#48
20210331108
2021-10-28

Systems and methods of filtering particulate matter from a fluid

#49
20210316239
2021-10-14

FIRE-RESISTANT FILTER

#50
20210236971
2021-08-05

Combined fiber nonwoven fabric, laminate, filtration medium for filter and method thereof

#51
20210170317
2021-06-10

Composite filter media with multiple fiber structures including nanofibers

#52
20210086116
2021-03-25

HIGH BURST STRENGTH WET-LAID NONWOVEN FILTRATION MEDIA AND PROCESS FOR PRODUCING SAME

#53
20210039028
2021-02-11

Filter reinforcing material and filter medium for deodorizing filter comprising same

#54
20200353392
2020-11-12

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#55
20200254367
2020-08-13

FILTER MEDIA WITH FIBRILLATED FIBERS

#56
20200215470
2020-07-09

Filter medium

#57
20200063354
2020-02-27

Air filtration articles

#58
20200063350
2020-02-27

Beverage filtration article

#59
20200048597
2020-02-13

Separation substrate, cell separation filter, and method for producing platelet

#60
20190335935
2019-11-07

Nonwoven Filter Fabric Composition And Method of Use

#61
20190321760
2019-10-24

Filter media including a filtration layer comprising synthetic fibers

#62
20190224598
2019-07-25

Filter medium

#63
20190126176
2019-05-02

Filter medium, method of manufacturing the same and uses thereof

#64
20190105589
2019-04-11

COMPOSITE FILTER MEDIUM COMPRISING WET NONWOVEN FABRIC, AND MANUFACTURING METHOD THEREFOR

#65
20190076767
2019-03-14

FILTER DEVICE AND METHOD MANUFACTURING THE SAME

#66
20190070542
2019-03-07

Systems and methods of filtering particulate matter from a fluid

#67
20190030473
2019-01-31

High performance media for filtration and others applications

#68
20180311599
2018-11-01

Stabilized protein fiber air filter materials and methods

#69
20180304878
2018-10-25

Filter and oil catch apparatus

#70
20180280847
2018-10-04

Process for making high efficiency synthetic filter media

#71
20180280846
2018-10-04

Process for utilizing a high efficiency synthetic filter media

#72
20180280845
2018-10-04

High efficiency synthetic filter media

#73
20180280844
2018-10-04

Filter medium having excellent heat resistance

#74
20180243673
2018-08-30

Self-cleaning filter

#75
20180221799
2018-08-09

Nonwoven sliver-based filter medium for filtering particulate matter

#76
20180207564
2018-07-26

Blood separation media and lateral flow devices for blood samples

#77
20180078887
2018-03-22

Method of making an acetate tow band with shape and size used for coding

#78
20170368382
2017-12-28

FUNCTIONAL PROTECTIVE MATERIAL WITH A REACTIVELY FINISHED MEMBRANE AND PROTECTIVE CLOTHING PRODUCED THEREWITH

#79
20170362748
2017-12-21

BELT EDGE

#80
20170210088
2017-07-27

Nonwoven fabric, and dust collecting filter, medium of microorganism or biological tissue, and cosmetic article, each having the same

#81
20170173510
2017-06-22

Non-woven filtration material and air cleaner element

#82
20160361674
2016-12-15

FILTER MEDIA INCLUDING FINE STAPLE FIBERS

#83
20160288034
2016-10-06

FIBROUS LAMINATE CONTAINING ULTRAFINE FIBERS AND FILTER COMPRISING SAME

#84
20160279548
2016-09-29

Filter medium

#85
20150379703
2015-12-31

Method for characterizing fibers with shape and size used for coding

#86
20150376818
2015-12-31

Method for making an acetate tow band with shape and size used for coding

#87
20150375149
2015-12-31

ACETATE TOW AND FILTERS WITH SHAPE AND SIZE USED FOR CODING

#88
20150360159
2015-12-17

Blended Fiber Filters

#89
20150328401
2015-11-19

Pivoting joint infusion system with seal

#90
20150321124
2015-11-12

Filter media with fibrillated fibers

#91
20150013295
2015-01-15

Blended nonwoven fabric, filter medium, and filter unit

#92
20150013285
2015-01-15

Filter material

#93
20140123613
2014-05-08

Air filtration media and processes for manufacturing the same

#94
20140000229
2014-01-02

Composite microporous filter material

#95
20130193063
2013-08-01

Nonwoven fabric, method for producing the same, and filter formed with the same

#96
20120248034
2012-10-04

METHODS OF MAKING AND USING LIQUID FILTER MEDIA

#97
20120234748
2012-09-20

High temperature treated media

#98
20120186452
2012-07-26

Multiple Layer HEPA Filter and Method of Manufacture

#99
20120152859
2012-06-21

Filter media with fibrillated fibers

#100
20120090469
2012-04-19

MULTICARTRIDGE DIESEL SOOT PARTICULATE FILTER

#101
20120067220
2012-03-22

Filtration media and applications thereof

#102
20110262682
2011-10-27

KNITTED GEOTEXTILE, AND GEOTEXTILE TUBE CONSTRUCTED THEREOF

#103
20110232653
2011-09-29

ANTIMICROBIAL, DUSTPROOF FABRIC AND MASK

#104
20110114573
2011-05-19

Devices and Methods for Removing Contaminants and Other Elements, Compounds, and Species from Fluids

#105
20110113538
2011-05-19

FUNCTIONAL PROTECTIVE MATERIAL WITH A REACTIVELY FINISHED MEMBRANE AND PROTECTIVE CLOTHING PRODUCED THEREWITH

#106
20110112481
2011-05-12

Pivoting joint infusion system with seal

#107
20110031191
2011-02-10

Filter material for removing aggregates and method of filtering blood product

#108
20100314333
2010-12-16

FLUTABLE FIBER WEBS WITH LOW SURFACE ELECTRICAL RESISTIVITY FOR FILTRATION

#109
20100282682
2010-11-11

Fluid filtration articles and methods of making and using the same

#110
20100212071
2010-08-26

Adsorption filter material, particularly for producing ABC protective clothing having improved wearing physiology

#111
20100162895
2010-07-01

Adsorption filter material with integrated particle- and/or aerosolfiltering function and its use

#112
20100140164
2010-06-10

USE OF A MATERIAL AS A FILTER BASE MATERIAL, A METHOD FOR FABRICATING A FILTER BASE MATERIAL, A FILTER BASE MATERIAL AND A FILTER

#113
20100115899
2010-05-13

Ceramic filter comprising clay and process for preparing thereof

#114
20100083838
2010-04-08

Filtering medium and filter unit

#115
20100035119
2010-02-11

STABLE TEMPERATURE PLASMA TREATED FORMATION, AND METHOD FOR THE PRODUCTION THEREOF

#116
20090301308
2009-12-10

Filter Arrangement for Fuel Cell

#117
20090277836
2009-11-12

Filter for Oil-Water Separation and Device for Oil-Water Separation

#118
20090199958
2009-08-13

Method for manufacturing a filtration device

#119
20080053922
2008-03-06

NANOSTRUCTURED MATERIALS COMPRISING SUPPORT FIBERS COATED WITH METAL CONTAINING COMPOUNDS AND METHODS OF USING THE SAME

#120
20080023394
2008-01-31

Medical Filter Material, and Extracorporeal Circulation Column and Blood Filter Utilizing the Filter Material

#121
20070267341
2007-11-22

Acid-neutralizing filter media

#122
20070144957
2007-06-28

Solid-liquid filtration cloth and filtering device

#123
20070090045
2007-04-26

Multidiameter wire cloth

#124
20060241551
2006-10-26

Pivoting joint infusion system with steal

#125
20060163152
2006-07-27

Porous composite materials comprising a plurality of bonded fiber component structures

#126
20060117729
2006-06-08

Microbicidal air filter

#127
20060096910
2006-05-11

Hybrid fabric filtration device

#128
20060060085
2006-03-23

Composite filter media

#129
20060049100
2006-03-09

Medium and high viscosity hydrocarbon collecting net

#130
20060037686
2006-02-23

Methods and systems for selectively connecting and disconnecting conductors in a fabric

#131
20060032814
2006-02-16

Acid-neutralizing filter media

#132
20050279211
2005-12-22

Antimicrobial refrigerator air filter

#133
20050268817
2005-12-08

Electro-chargeable fiber, nonwoven fabric and nonwoven product thereof

#134
20050061728
2005-03-24

Salt-tolerant, water absorbing filter