ClassID:

30237

B01D2239/1291 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids; Special parameters characterising the filtering material Other parameters

Recent Application in this class:
#1
20260145106
2026-05-28

EXTRUDED NETTING FOR FILTERS

#2
20260126021
2026-05-07

FILTER MEDIUM AND METHOD OF PRODUCTION THEREOF

#3
20260124566
2026-05-07

PULSE FILTER

#4
20260124565
2026-05-07

FILTER MEDIA AND LIQUID FILTERS

#5
20260115638
2026-04-30

ELECTRET-CONTAINING FILTER MEDIA

#6
20260102548
2026-04-16

HEMOFILTRATION FILTER AND HEMOFILTRATION FILTER MEMBER

#7
20260097340
2026-04-09

NON-WOVEN FILTER MEDIA WITH AN ACRYLIC & PP FIBER LAYER AND A NANOFIBER LAYER

#8
20260091333
2026-04-02

FILTERS WITH MECHANICAL AND ELECTROSTATIC FILTERING CAPABILITIES

#9
20260042042
2026-02-12

FILTER MEDIUM AND METHOD OF PRODUCING A FILTER MEDIUM

#10
20260042041
2026-02-12

FILTER MEDIA INCLUDING NONWOVEN FIBER WEBS COMPRISING NANOFIBERS, AND RELATED METHODS

#11
20260034486
2026-02-05

TRANSPARENT COMPOSITE NANO-FIBRE BASED MULTI-LAYER TEXTILE

#12
20260009173
2026-01-08

ELECTRET MELT BLOWN NONWOVEN FABRIC AND AIR FILTER MATERIAL USING THE SAME

#13
20250375724
2025-12-11

FILTER SYSTEM USABLE AS CELL CULTURE CLARIFICATION FILTER IN PROTEIN PURIFICATION

#14
20250339799
2025-11-06

FILTER MEDIA, TRIBOELECTRICALLY CHARGED FIBERS THEREOF, AND METHODS FOR THE SAME

#15
20250327381
2025-10-23

THERMALLY TRIGGERED CONFORMABLE POLYMERIC SCREEN

#16
20250319431
2025-10-16

HYDROGEN-PERMEABLE FILTER

#17
20250303336
2025-10-02

HONEYCOMB STRUCTURE

#18
20250303330
2025-10-02

POROUS PTFE MEMBRANE

#19
20250288934
2025-09-18

COOKING APPARATUS VENTILATION SYSTEM INCLUDING OIL-SMOKE COLLECTION FILTER

#20
20250281876
2025-09-11

DECONTAMINATING MATERIALS AND METHODS OF MAKING AND USING SAME

#21
20250276926
2025-09-04

MBR SYSTEM

#22
20250276263
2025-09-04

ULTRASONICALLY BONDED COMPOSITE MATERIALS

#23
20250261795
2025-08-21

METHOD OF FILTERING HIGH TEMPERATURE EDIBLE COOKING OIL

#24
20250255435
2025-08-14

Method of Filtering Edible Cooking Oil

#25
20250249861
2025-08-07

AIRBAG INFLATOR FILTER USING EXPANDED METAL ORIENTED ROUGH SIDE FACING TOWARD THE INSIDE DIAMETER OF THE FILTER

#26
20250249430
2025-08-07

Water filter and medium therefor

#27
20250249384
2025-08-07

MULTILAYERED MEDIA WITH IRREGULAR STRUCTURE AND/OR REVERSIBLY STRETCHABLE LAYERS

#28
20250248566
2025-08-07

High Temperature Filter For Edible Cooking Oil

#29
20250230590
2025-07-17

HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING SAME

#30
20250222379
2025-07-10

COALESCER FILTER MEDIA

#31
20250205621
2025-06-26

FILTER ELEMENT, COOLING SYSTEM, VEHICLE COMPRISING A FILTER, AND METHOD FOR PRODUCING A FILTER

#32
20250196207
2025-06-19

METHOD FOR RECYCLING LITHIUM BATTERIES

#33
20250186973
2025-06-12

FILTER MATERIAL AND MANUFACTURING METHOD THEREOF

#34
20250186919
2025-06-12

METHOD FOR MANUFACTURING A METALLIC FUNCTIONAL PART DELIMITING A POROUS FILTERING MEDIUM, USING AN ADDITIVE MANUFACTURING METHOD, AND OBTAINED FUNCTIONAL PART

#35
20250186918
2025-06-12

METHOD FOR MANUFACTURING A METALLIC FUNCTIONAL PART DELIMITING A POROUS FILTERING MEDIUM, USING AN ADDITIVE MANUFACTURING METHOD, AND OBTAINED FUNCTIONAL PART

#36
20250170509
2025-05-29

FILTER MEDIUM COMPRISING A FINE FIBER LAYER

#37
20250163621
2025-05-22

BIODEGRADABLE AND HYDROPHOBIC POLYLACTIC ACID (PLA ) NON-WOVEN MATERIAL AND PROCESS FOR MANUFACTURING THEREOF

#38
20250099887
2025-03-27

FILTER MATERIAL COMPRISING A GRADIENT STRUCTURE NONWOVEN BASE LAYER AND A NANOFIBER TOP LAYER

#39
20250090985
2025-03-20

ULTRASONICALLY BONDED ELECTRET FILTER MEDIA

#40
20250083409
2025-03-13

MULTILAYER NONWOVEN STRUCTURE

#41
20250065253
2025-02-27

HIGH TRANSMISSION AIR FILTRATION MEDIA AND TRANSPARENT FACE MASK

#42
20250058257
2025-02-20

ELECTRET AND ELECTRET FILTER

#43
20250050257
2025-02-13

Filtration media especially useful for filtering fluids associated with wire electron discharge machining (WEDM) processes

#44
20250012273
2025-01-09

GRAVITY FLOW FILTRATION OF HYDROCARBONS FROM AN OIL-IN-WATER EMULSION

#45
20250001397
2025-01-02

PORUS BLOCK ARTICLE

#46
20250001338
2025-01-02

MULTIPHASE SUPERHYDROPHOBIC SEPARATOR

#47
20240408523
2024-12-12

FILTER MATERIAL FOR AIR FILTER AND METHOD FOR PRODUCING FILTER MATERIAL

#48
20240390829
2024-11-28

HIGH EFFICIENCY FILTER MEDIA, MEDIA PACKS, AND FILTER ELEMENTS

#49
20240382886
2024-11-21

MORPHOLOGICALLY ENHANCED, ADSORBENT FILTER MEDIA

#50
20240367079
2024-11-07

Water Filter and Medium Therefor

#51
20240367077
2024-11-07

DEPTH FILTER MEDIA

#52
20240367076
2024-11-07

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

#53
20240342636
2024-10-17

NEEDLE-PUNCHED FILTRATION COMPOSITE AND METHOD OF MAKING SAME

#54
20240342635
2024-10-17

COATING FILTER AND HOOD TO WHICH SAME IS APPLIED

#55
20240335782
2024-10-10

CORRUGATED FILTER MEDIA

#56
20240316483
2024-09-26

SELF-CLEANING FILTER

#57
20240307808
2024-09-19

Air Filter and Method for Manufacturing an Air Filter

#58
20240307805
2024-09-19

FILTER MEDIA INCLUDING ADHESIVES

#59
20240238709
2024-07-18

FILTER

#60
20240226790
2024-07-11

AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTIONS AND PREPARATION METHOD THEREFOR

#61
20240216845
2024-07-04

BIODEGRADABLE COMPOSITE FILTER MEDIA FOR AIR FILTERS AND MANUFACTURING METHOD THEREOF

#62
20240207764
2024-06-27

HIGH PERFORMANCE FILTER MEDIA

#63
20240198262
2024-06-20

Air Filter Medium, Filter Medium Body, and Filter Element

#64
20240175214
2024-05-30

FILTER MATERIAL FOR FOOD PACKAGING

#65
20240173659
2024-05-30

FILTER MATERIAL FOR AIR FILTER AND PRODUCTION METHOD THEREFOR

#66
20240165546
2024-05-23

FILTER, MANUFACTURING METHOD THEREFOR, FILTER DEVICE, METHOD OF SEPARATING OR FRACTIONATING RARE CELLS, AND METHOD OF ANALYZING RARE CELLS IN CELL SUSPENSION

#67
20240165540
2024-05-23

FILTER FOR OIL CONTROL ROBOT

#68
20240157279
2024-05-16

FILTER MEDIA HAVING A FINE PORE SIZE DISTRIBUTION

#69
20240149825
2024-05-09

Airbag inflator filter using expanded metal oriented rough side facing toward the inside diameter of the filter

#70
20240149197
2024-05-09

RESIN MEMBRANE FILTER AND MANUFACTURING METHOD OF RESIN MEMBRANE FILTER

#71
20240131462
2024-04-25

AIR-CLEANING FILTER HAVING DUST COLLECTING AND DEODORIZING FUNCTIONS AND PREPARATION METHOD THEREFOR

#72
20240115981
2024-04-11

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

#73
20240100455
2024-03-28

FILTERS WITH ELECTROSTATIC FILTERING CAPABILITIES

#74
20240082609
2024-03-14

FILTRATION ELEMENT AND USES THEREOF

#75
20240081438
2024-03-14

SANITARY MASK SHEET

#76
20240066440
2024-02-29

FILTER DEVICE

#77
20240050881
2024-02-15

A FILTER MEDIA

#78
20240024805
2024-01-25

FILTER

#79
20230381696
2023-11-30

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#80
20230372858
2023-11-23

AIR FILTER MEDIUM, FILTER PLEAT PACK, AND AIR FILTER UNIT

#81
20230372850
2023-11-23

A FILTER MEDIA AND A PROCESS FOR PRODUCING THE SAME

#82
20230372849
2023-11-23

AIR FILTER MEDIUM, METHOD FOR PRODUCING AIR FILTER MEDIUM, MASK FILTER MEDIUM, AND PLEATED MASK FILTER MEDIUM

#83
20230364546
2023-11-16

FILTER ELEMENT WITH IMPROVED DUST LOADING

#84
20230347268
2023-11-02

VACUUM-CLEANER FILTER BAG MADE FROM RECYCLED PLASTICS

#85
20230321584
2023-10-12

FILTRATION MEDIA AND FILTERS INCLUDING NANOPARTICLES

#86
20230321569
2023-10-12

FILTERS WITH MECHANICAL AND ELETROSTATIC FILTERING CAPABILITIES

#87
20230311037
2023-10-05

HIGH FILTRATION FILTER WITH DISINFECTION, LOW PRESSURE DROP AND REDUCED CAKE FORMATION

#88
20230249010
2023-08-10

MASK AND MANUFACTURING METHOD THEREOF

#89
20230241541
2023-08-03

ZIGZAG-FOLDED NONWOVEN MATERIAL

#90
20230241428
2023-08-03

PVDF FILTERING FACE-PIECE RESPIRATOR AND RECYCLING METHOD

#91
20230233968
2023-07-27

PLEATED FILTRATION ASSEMBLY COMPRISING SPUNBONDED PREFILTER

#92
20230233967
2023-07-27

AIR FILTRATION MATERIAL, FILTERS COMPRISING THE SAME AND METHOD FOR MANUFACTURING THE SAME

#93
20230226473
2023-07-20

DEPTH FILTER

#94
20230220606
2023-07-13

Integrated washer-dryer

#95
20230212008
2023-07-06

HYDROGEN SEPARATION FILTER AND METHOD FOR MANUFACTURING HYDROGEN SEPARATION FILTER

#96
20230201637
2023-06-29

RESPIRATOR MASK

#97
20230166134
2023-06-01

FILTER MATERIAL AND PERSONAL PROTECTIVE MEANS BASED THEREON

#98
20230158343
2023-05-25

FILTERS FOR VIRUS FILTRATION AND INACTIVATION AND MASK ASSEMBLIES CONTAINING THE SAME

#99
20230149839
2023-05-18

FILTER MEDIA INCLUDING FIBERS COMPRISING A MATRIX POLYMER AND IMPACT MODIFIER, AND RELATED METHODS

#100
20230149750
2023-05-18

Face Masks and Methods of Producing Same

#101
20230144786
2023-05-11

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

#102
20230140619
2023-05-04

FILTERS, FILTER SYSTEMS, AND METHODS OF USE

#103
20230124690
2023-04-20

HIGH EFFICIENCY FILTER MEDIA

#104
20230114145
2023-04-13

TRANSPARENT COMPOSITE NANO-FIBRE BASED MULTI-LAYER TEXTILE

#105
20230112349
2023-04-13

Air filtration material, device for decontaminating air by filtration and manufacturing method.

#106
20230108099
2023-04-06

BIODEGRADABLE FILTERS

#107
20230105297
2023-04-06

HANG ON BACK FILTERING UNIT FOR AQUARIUM TANK

#108
20230103716
2023-04-06

Filter media including adhesives

#109
20230097915
2023-03-30

High Temperature Filter For Edible Cooking Oil And Method Of Use

#110
20230081040
2023-03-16

Self-supporting pleatable fibrous web especially useful as oil filter media and oil filter comprising the same

#111
20230068958
2023-03-02

Porous polytetrafluoroethylene membrane, gas-permeable membrane, and gas-permeable member

#112
20230045984
2023-02-16

Filter media having a fine pore size distribution

#113
20230026227
2023-01-26

SPUNBOND NON-WOVEN FABRIC, FILTER LAMINATED FILTER MATERIAL, FILTER MATERIAL FOR PLEATED FILTER FOR DUST COLLECTOR, PLEATED FILTER FOR DUST COLLECTOR, AND MEDIUM AIR VOLUME PULSE-JET TYPE DUST COLLECTOR

#114
20230025947
2023-01-26

STRETCHED POROUS POLYTETRAFLUOROETHYLENE MEMBRANE, AIR-PERMEABLE MEDIUM USING THE SAME, AND FILTER MEMBER USING THE SAME

#115
20230022704
2023-01-26

HOT EXTRACTION PAPER

#116
20230019449
2023-01-19

STRETCHED POROUS POLYTETRAFLUOROETHYLENE MEMBRANE, AIR-PERMEABLE MEDIUM USING THE SAME, AND FILTER MEMBER USING THE SAME

#117
20230018302
2023-01-19

FILTRATION MEDIA

#118
20230015051
2023-01-19

Filter Having Multiple Denier Fibers

#119
20230002246
2023-01-05

FILTER MEDIA, FILTER CARTRIDGE CONTAINING FILTER MEDIA, AND METHOD OF FILTERING WATER

#120
20230001340
2023-01-05

FILTRATION MEDIA MADE FROM MELT-BLOWN FIBERS WITH IMPROVED FILTRATION PROPERTIES

#121
20220410123
2022-12-29

AIR FILTER MEDIA

#122
20220401858
2022-12-22

ROTARY INTERFACE FOR FLUID ASSEMBLIES AND RELATED METHODS OF FABRICATION AND USE

#123
20220379249
2022-12-01

Filter medium comprising a fine fiber layer

#124
20220362697
2022-11-17

FILTER MEDIA AND ARTICLES INCLUDING BINDERS AND/OR OTHER COMPONENTS

#125
20220362696
2022-11-17

ANTIMICROBIAL FILTER MEDIA

#126
20220356082
2022-11-10

Device for Removing Fats, Oils and/or Grease (FOGs) from Water

#127
20220355236
2022-11-10

COALESCING FILTER MEDIA

#128
20220355002
2022-11-10

BLOOD PROCESSING FILTER, METHOD FOR PRODUCING SAME, AND METHOD FOR REMOVING LEUKOCYTE

#129
20220347991
2022-11-03

Layered body

#130
20220339567
2022-10-27

A METHOD FOR PREPARING A COMPOSITE FILTER MEDIUM AND THE COMPOSITE FILTER MEDIUM OBTAINED WITH THIS METHOD

#131
20220331726
2022-10-20

Filter and metal ion removing method

#132
20220275546
2022-09-01

Fiber article

#133
20220274091
2022-09-01

Flow-through aerosol capture device

#134
20220266181
2022-08-25

Spunbonded Air-Filtration Web

#135
20220258085
2022-08-18

PLEATED POLYMERIC SHEET HAVING APERTURES

#136
20220243372
2022-08-04

MELT-BLOWN NONWOVEN FABRIC, FILTER AND METHOD OF MANUFACTURING MELT-BLOWN NONWOVEN FABRIC

#137
20220219105
2022-07-14

NANOFIBER FILTER MATERIAL AND RESPERATORY SYSTEM AND AIR FILTERING ARTICLE

#138
20220219104
2022-07-14

FILTER MEDIUM FOR FILTER AND FILTER

#139
20220212131
2022-07-07

Nonwoven sliver-based filter medium for filtering particulate matter

#140
20220203281
2022-06-30

METHOD FOR MANUFACTURING A METALLIC FUNCTIONAL PART DELIMITING A POROUS FILTERING MEDIUM, USING AN ADDITIVE MANUFACTURING METHOD, AND OBTAINED FUNCTIONAL PART

#141
20220196012
2022-06-23

Gravity flow filtration of hydrocarbons from an oil-in-water emulsion

#142
20220184538
2022-06-16

FLUE GAS FILTRATION MEDIA

#143
20220162785
2022-05-26

Non-woven fabric and filter using same

#144
20220143537
2022-05-12

METHOD AND APPARATUS FOR ENHANCED SEPARATION AND REMOVAL OF CONTAMINANTS AND IRRADIATED PARTICULATES FROM FLUIDS

#145
20220136149
2022-05-05

FIBER STRUCTURE AND PRODUCTION METHOD THEREFOR

#146
20220127175
2022-04-28

Method of purifying natural water and wastewater

#147
20220118295
2022-04-21

BIODEGRADABLE FILTER STRUCTURES

#148
20220096977
2022-03-31

Multi-layer, biodegradable composites for air filtration

#149
20220096878
2022-03-31

AIR FILTER

#150
20220088505
2022-03-24

SYSTEM AND METHOD FOR DEAERATION

#151
20220080340
2022-03-17

Filtration media

#152
20220072457
2022-03-10

VACUUM CLEANER FILTER BAG HAVING IMPROVED WELD SEAM STRENGTH

#153
20220062806
2022-03-03

Porous PTFE membrane

#154
20220054969
2022-02-24

AIR FILTER MEDIUM, FILTER PACK, AIR FILTER UNIT, AND METHODS FOR PRODUCING THEM

#155
20220040614
2022-02-10

AIR FILTER MEDIUM, FILTER PACK, AIR FILTER UNIT, AND METHOD FOR PRODUCING THE SAME

#156
20220032232
2022-02-03

Filter medium for separating nitrogen oxides

#157
20220023783
2022-01-27

Nanofiber air filter medium with high adsorption performance and preparation method

#158
20220001353
2022-01-06

Diatomaceous earth product and method for making product

#159
20210394097
2021-12-23

FILTER MATERIAL FOR AUTOMATIC TRANSMISSION OIL FILTER

#160
20210387123
2021-12-16

LIQUID FILTER AND MANUFACTURING METHOD FOR LIQUID FILTER

#161
20210370208
2021-12-02

FILTER MEDIA COMPRISING POLYAMIDE FIBERS

#162
20210370206
2021-12-02

AN AIR FILTER

#163
20210362082
2021-11-25

FACE MASK WITH FILTER MEDIUM FROM MULTICOMPONENT FILAMENTS

#164
20210354069
2021-11-18

Air filter assembly with a permeable baffle

#165
20210331108
2021-10-28

Systems and methods of filtering particulate matter from a fluid

#166
20210322908
2021-10-21

FILTERS AND FACEMASKS HAVING ANTIMICROBIAL OR ANTIVIRAL PROPERTIES

#167
20210322907
2021-10-21

MULTILAYER FILTER WITH ANTIMICROBIAL PROPERTIES AND USE THEREOF IN INDUSTRIAL FILTRATION APPLICATIONS AND PROTECTIVE MASKS

#168
20210316238
2021-10-14

NONWOVEN MATERIAL FOR FILTRATION AND METHOD OF MAKING THE SAME

#169
20210310166
2021-10-07

FIBER STRUCTURE AND APPLICATION THEREOF

#170
20210308605
2021-10-07

SOLID-LIQUID SEPARATION DEVICE AND FILTRATION DEVICE

#171
20210299603
2021-09-30

PILLAR-SHAPED HONEYCOMB STRUCTURE AND METHOD FOR MANUFACTURING SAME

#172
20210291094
2021-09-23

Filter media including adhesives

#173
20210283540
2021-09-16

Self supporting pleatable web and an oil filter including the same

#174
20210268688
2021-09-02

MANUFACTURING METHOD OF HONEYCOMB FILTER

#175
20210268478
2021-09-02

MANUFACTURING METHOD OF HONEYCOMB FILTER

#176
20210252439
2021-08-19

Water-treating ceramic filter unit

#177
20210236972
2021-08-05

FILTER MEDIUM COMPRISING A REINFORCED NON-WOVEN FABRIC

#178
20210236971
2021-08-05

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

#179
20210236970
2021-08-05

Filter media including flame retardant fibers

#180
20210230022
2021-07-29

Filter and metal ion removal device

#181
20210213378
2021-07-15

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

#182
20210187422
2021-06-24

Filter, metal ion removing method, and metal ion removing apparatus

#183
20210178304
2021-06-17

Electret-containing filter media

#184
20210162333
2021-06-03

Filtration media with extended surface area

#185
20210154607
2021-05-27

Filtration media especially useful for filtering fluids associated with wire electron discharge machining (WEDM) processes

#186
20210154606
2021-05-27

EFFICIENT LOW-RESISTANCE MICRO-NANO-FIBER MICROSCOPIC GRADIENT STRUCTURE FILTRATION MATERIAL, AND PREPARATION METHOD THEREFOR

#187
20210129060
2021-05-06

Filter medium, method for producing same and the filter medium in a filter element

#188
20210123365
2021-04-29

Porous composite

#189
20210106976
2021-04-15

Air-permeable sheet filter material, methods for the production and use thereof

#190
20210093989
2021-04-01

Stable filter media including nanofibers

#191
20210086985
2021-03-25

Capsules and other containers with optimized recycling attributes and methods for making same

#192
20210086116
2021-03-25

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

#193
20210077930
2021-03-18

Nonwoven fabric and filter

#194
20210066723
2021-03-04

Titanium-based porous body and method of producing the same

#195
20210060456
2021-03-04

Filter media configurations

#196
20210047106
2021-02-18

Capsules and other containers with optimized recycling attributes and methods for making same

#197
20210009342
2021-01-14

Capsules and other containers with optimized recycling attributes and methods for making same

#198
20210008475
2021-01-14

FILTER FOR GAS GENERATOR AND GAS GENERATOR

#199
20210001263
2021-01-07

Coalescing filter media

#200
20200391147
2020-12-17

FILTER MEDIUM

#201
20200353392
2020-11-12

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#202
20200324234
2020-10-15

POLYPHENYLENE SULFIDE SHORT FIBER, FIBROUS STRUCTURE, FILTER FELT, AND BAG FILTER

#203
20200308019
2020-10-01

Liquid filter apparatus and system

#204
20200298188
2020-09-24

Infernal pressure adjustment member and electrical component for transport equipment

#205
20200298154
2020-09-24

Filter element

#206
20200254367
2020-08-13

FILTER MEDIA WITH FIBRILLATED FIBERS

#207
20200222840
2020-07-16

MELT-BLOWN NONWOVEN FABRIC AND FILTER

#208
20200179848
2020-06-11

NANOFIBERS COMPRISING NANOPARTICLES

#209
20200171418
2020-06-04

Filter media having a fine pore size distribution

#210
20200139282
2020-05-07

SPUNBOND NON-WOVEN FABRIC FOR FILTER AND METHOD OF MANUFACTURING SAID FABRIC

#211
20200094183
2020-03-26

Outer periphery coating material, outer periphery coated honeycomb structure and dust collecting filter

#212
20200086236
2020-03-19

High bulk coalescing filter media and use thereof

#213
20200070075
2020-03-05

FILTER MEDIUM FOR FUELS

#214
20200030729
2020-01-30

Method of making a thin filtration media

#215
20200030728
2020-01-30

WOVEN GEOTEXTILE FILTRATION FABRICS INCLUDING CORE-SHEATH SPUN YARNS

#216
20200002177
2020-01-02

Method of preparing silicon carbide and filters made therefrom

#217
20190388904
2019-12-26

AIR CLEAN FILTER, HYBRID AIR CLEAN FILTER AND AIR CLEANER

#218
20190321760
2019-10-24

Filter media including a filtration layer comprising synthetic fibers

#219
20190255471
2019-08-22

THREE DIMENSIONAL FILTER MEDIA FOR EXTENDED LIFE FILTER

#220
20190217231
2019-07-18

Filtration media

#221
20190184317
2019-06-20

Air filter material

#222
20190160415
2019-05-30

APPARATUS AND METHOD FOR SEPARATING OIL PARTICLES FROM AN AIR STREAM

#223
20190153846
2019-05-23

High Pressure Filtration

#224
20190143253
2019-05-16

Mask and Method for Manufacturing Same

#225
20190105589
2019-04-11

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

#226
20190076764
2019-03-14

Filter element

#227
20190070542
2019-03-07

Systems and methods of filtering particulate matter from a fluid

#228
20190070541
2019-03-07

FILTER MATERIAL AND FILTRATION ASSEMBLY

#229
20190070540
2019-03-07

Filter medium for liquid filter and liquid filter

#230
20190062952
2019-02-28

LOW-ELUTION POLYETHYLENE-BASED FIBERS AND NONWOVEN FABRIC USING SAME

#231
20190054405
2019-02-21

Filter media pack, filter assembly, and method

#232
20190030473
2019-01-31

High performance media for filtration and others applications

#233
20190009200
2019-01-10

Filtration filter

#234
20180353886
2018-12-13

Method for manufacturing expandable artificial media for water treatment by recycling waste LCD glass and waste bottle glass generated from waste electric and electronic products

#235
20180353881
2018-12-13

Cell-capturing filter

#236
20180305791
2018-10-25

Porous material

#237
20180290087
2018-10-11

POLYETHERSULFONE FIBER WEBS

#238
20180272259
2018-09-27

Electret and electret filter

#239
20180264386
2018-09-20

FILTER MEDIA COMPRISING CELLULOSE FILAMENTS

#240
20180243674
2018-08-30

ELECTRET-CONTAINING FILTER MEDIA

#241
20180243673
2018-08-30

Self-cleaning filter

#242
20180237315
2018-08-23

Portable water-purifying pouch

#243
20180236392
2018-08-23

Filter medium for air filter, filter pack, and air filter unit

#244
20180236389
2018-08-23

Electret-containing filter media

#245
20180236384
2018-08-23

Electret-containing filter media

#246
20180221799
2018-08-09

Nonwoven sliver-based filter medium for filtering particulate matter

#247
20180169550
2018-06-21

Filter media including adhesives

#248
20180140982
2018-05-24

Three dimensional filter media for extended life filter

#249
20180133632
2018-05-17

FILTER MEDIA HAVING A DENSITY VARIATION

#250
20180099238
2018-04-12

FILTER PAD

#251
20180043294
2018-02-15

Electret fiber sheet

#252
20170361254
2017-12-21

Melt spun filtration media for respiratory devices and face masks

#253
20170341006
2017-11-30

Coalescing filter media

#254
20170319994
2017-11-09

High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same

#255
20170312672
2017-11-02

SELF-SUPPORTING PLEATABLE FIBROUS WEB ESPECIALLY USEFUL AS OIL FILTER MEDIA AND OIL FILTER COMPRISING THE SAME

#256
20170312671
2017-11-02

Self supporting pleatable web and an oil filter including the same

#257
20170296953
2017-10-19

High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same

#258
20170239601
2017-08-24

Stretchable laminated filter material and protective article

#259
20170232372
2017-08-17

Filter media including flame retardant fibers

#260
20170232371
2017-08-17

Filter media including a filtration layer comprising synthetic fibers

#261
20170225965
2017-08-10

Multilayer composite materials nano-scale filter

#262
20170225110
2017-08-10

Long-life air filter for automobiles and method of manufacturing the long-life air filter

#263
20170209823
2017-07-27

Filter and filter media having a fiber blend

#264
20170197163
2017-07-13

Styrene-acrylonitrile fine fibers, filter media, recirculation filters, and methods

#265
20170173510
2017-06-22

Non-woven filtration material and air cleaner element

#266
20170173502
2017-06-22

FILTER ELEMENT AND METHOD FOR PRODUCING A FILTER MEDIUM FOR SUCH A FILTER ELEMENT

#267
20170157543
2017-06-08

FINE FIBERS MADE FROM POLYMER CROSSLINKED WITH RESINOUS ALDEHYDE COMPOSITION

#268
20170151514
2017-06-01

AIR FILTER MATERIAL

#269
20170137981
2017-05-18

NON-WOVEN FABRIC

#270
20170120174
2017-05-04

Thermally bonded multi-layer felt filtration media

#271
20170100687
2017-04-13

Polymer nanofiber accumulated body and method of producing the same

#272
20170080370
2017-03-23

Filter System and Filter Element Having a Glass Fiber Filter Medium and a Sintered Body

#273
20170050885
2017-02-23

Boron-Free Aluminum Castshop Ceramic Foam Filter

#274
20160332135
2016-11-17

Diatomaceous earth product and method for making product

#275
20160303498
2016-10-20

Stable filter media including nanofibers

#276
20160296856
2016-10-13

High bulk coalescing filter media and use thereof

#277
20160289618
2016-10-06

Composition for filtering and removing particles and/or constituents from a fluid

#278
20160288033
2016-10-06

Filter Medium and Filter Element with a Filter Medium

#279
20160263509
2016-09-15

Coalescence filter

#280
20160023149
2016-01-28

Method of making a thin filtration media

#281
20160022105
2016-01-28

Vacuum cleaner filter bag

#282
20160016101
2016-01-21

Filtration media

#283
20160001208
2016-01-07

Filter means and filter element for treating a flushing liquid for material-removing machining and method for material-removing machining

#284
20150321124
2015-11-12

Filter media with fibrillated fibers

#285
20150211153
2015-07-30

Metal fiber web based filter

#286
20150182878
2015-07-02

Coalescence filter and method for purifying a fluid

#287
20150053080
2015-02-26

Adsorptive filter medium

#288
20150004385
2015-01-01

FLUTABLE FIBER WEBS WITH HIGH DUST HOLDING CAPACITY

#289
20140302981
2014-10-09

Activated carbon with a metal based component

#290
20140299556
2014-10-09

Blood filter, system and use of a blood filter or system

#291
20140190353
2014-07-10

Filter media with improved conductivity

#292
20140174934
2014-06-26

Filter medium

#293
20140157742
2014-06-12

Waved filter media and elements

#294
20140044756
2014-02-13

Multilayer nanofiber filter

#295
20130327218
2013-12-12

Filter media pack, filter assembly, and method

#296
20130291499
2013-11-07

Oil coalescing filter

#297
20130233789
2013-09-12

High efficiency and high capacity glass-free fuel filtration media and fuel filters and methods employing the same

#298
20130193063
2013-08-01

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

#299
20130153517
2013-06-20

Multi-ply filter medium

#300
20130122215
2013-05-16

Functionalized nonwoven article