ClassID:

30192

B01D2239/0442 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids; Additives and treatments of the filtering material Antimicrobial, antibacterial, antifungal additives

Recent Application in this class:
#1
20260126021
2026-05-07

FILTER MEDIUM AND METHOD OF PRODUCTION THEREOF

#2
20260108832
2026-04-23

Preparation Method for Antimicrobial Air Filtration Material

#3
20260083991
2026-03-26

ACTIVE FORCE ELECTRIC FIELD ANTI-PATHOGENIC FABRIC AND ASSOCIATED METHOD OF FABRICATION

#4
20260070011
2026-03-12

ANTIBACTERIAL OR ANTIVIRAL FILTER HAVING IMPROVED COATING DURABILITY AND UV DURABILITY

#5
20260053310
2026-02-26

VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION

#6
20260027499
2026-01-29

FILTRATION DEVICES AND METHODS THEREOF

#7
20260001017
2026-01-01

RESIN COMPOSITION FOR ANTIBACTERIAL FILTER, METHOD FOR PREPARING SAME, AND ANTIBACTERIAL FILTER USING SAME

#8
20250288930
2025-09-18

AN ANTIMICROBIAL HVAC FILTER

#9
20250262581
2025-08-21

FILTER AND METHOD FOR MANUFACTURING SAME

#10
20250186920
2025-06-12

PREPARATION METHOD OF BISMUTH ION FILTER MEMBRANE AND APPLICATION THEREOF

#11
20250177897
2025-06-05

FILTRATION MEMBER FOR ANTIVIRAL AIR FILTER

#12
20250135386
2025-05-01

PROCESS FOR ERADICATING/REDUCING CORONAVIRUS AND OTHER SMALL PATHOGENS IN THE INDOORS AIR

#13
20250059690
2025-02-20

APPARATUS AND METHOD TO PROVIDE A PATHOGENICIDAL BARRIER BETWEEN FIRST AND SECOND REGIONS

#14
20250058258
2025-02-20

AIR FILTERS HAVING ANTI-MICROBIAL CHARACTERISTICS AND SYSTEMS AND METHODS OF MANUFACTURE THEREOF

#15
20250057168
2025-02-20

ARTICLE WITH AN ANTIBACTERIAL FINISH AND METHOD FOR PRODUCTION OF SAME

#16
20250057167
2025-02-20

FACE MASK, COMPOSITES, IRON-IRON OXIDE COMPOSITIONS AND METHODS OF MANUFACTURE AND USE THEREOF

#17
20250010230
2025-01-09

HYBRID NANOPOROUS MEMBRANE ASSEMBLED FROM 3D NANOSPIKY PARTICLES FOR ENVIRONMENTAL AND BIOLOGICAL APPLICATIONS

#18
20250010229
2025-01-09

METHOD AND APPARATUS FOR METAL REMOVAL FROM DRINKING WATER

#19
20250001340
2025-01-02

CERAMIC FILTER AND CONTAINER FOR LIQUIDS COMPRISING SAID CERAMIC FILTER

#20
20240424477
2024-12-26

SYSTEM AND DEVICES FOR REMOVAL OF CONTAMINATES

#21
20240408522
2024-12-12

AIR FILTER WITH ABLATIVE AND SACRIFICIAL POLYMERS

#22
20240382889
2024-11-21

AIR PURIFYING DEVICE FOR PURIFYING AIR AND METHOD FOR OPERATING AN AIR PURIFYING DEVICE

#23
20240307808
2024-09-19

Air Filter and Method for Manufacturing an Air Filter

#24
20240307806
2024-09-19

ANTIBACTERIAL OR ANTIVIRAL FILTER HAVING IMPROVED COATING DURABILITY AND UV DURABILITY

#25
20240278172
2024-08-22

ELECTROSPUN POLYMERIC NANOFIBER FILTER MATERIAL AND DEVICES

#26
20240269337
2024-08-15

METHOD AND SYSTEM FOR COATING FILTER MEDIA

#27
20240189747
2024-06-13

ANTIBACTERIAL FILTER, METHOD FOR MANUFACTURING SAME, AND AIR PURIFIER COMPRISING SAME

#28
20240182682
2024-06-06

ANTIMICROBIAL AIR FILTER

#29
20240156315
2024-05-16

VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION

#30
20240091692
2024-03-21

AIR PURIFICATION MODULE AND AIR PURIFICATION SYSTEM INCLUDING THE SAME

#31
20240049816
2024-02-15

ELECTRIC FIELD PRODUCTION FOR REMEDIATION OF MICROORGANISMS

#32
20240035690
2024-02-01

FILTER ELEMENT COMPRISING GRAPHENE FOR AIR CONDITIONING UNITS

#33
20240024809
2024-01-25

Porous Materials For Treating Contaminants

#34
20240001273
2024-01-04

FILTER DEVICE, PRODUCTION METHOD THEREFOR, AND AIR CONDITIONER

#35
20240001174
2024-01-04

FILTER MATERIAL FOR FILTERING A FLUID

#36
20240000990
2024-01-04

Air Decontamination and Self-Renewing Purification System Utilizing a Filter

#37
20230372847
2023-11-23

AIR FILTER AND METHOD FOR PREVENTING TRANSMISSION OF INFECTIONS

#38
20230372747
2023-11-23

PERSONAL PROTECTIVE ANTI-VIRAL FACE MASK

#39
20230356123
2023-11-09

A MULTI-LAYERED REPLACEABLE FILTER ASSEMBLY AND A MICROFILTER ASSEMBLY IMPLIED WITH BATTERY POWERED SUCTION FAN

#40
20230311046
2023-10-05

IMPROVEMENTS IN OR RELATING TO FILTERS

#41
20230311037
2023-10-05

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

#42
20230292860
2023-09-21

MULTIFUNCTIONAL FILTER MATERIALS

#43
20230271036
2023-08-31

Fiber Material Composite Having a Region that Neutralizes Reactive Oxygen Species

#44
20230248876
2023-08-10

SELF-DISINFECTING ANTIVIRAL FILTER MATERIAL, MANUFACTURING AND USE THEREOF, AND AIR FILTER DEVICE WITH THE FILTER MATERIAL

#45
20230243089
2023-08-03

Method of treating a textile with graphene and textile so obtained

#46
20230241427
2023-08-03

IMPROVED FILTERING MASK

#47
20230234032
2023-07-27

FILTER MEDIUM FOR AIR AND WATER PURIFICATION AND DISINFECTION

#48
20230233045
2023-07-27

VACUUM CLEANER FOR AIR POLLUTION PREVENTION

#49
20230225430
2023-07-20

TEXTILE ARTICLE COMPRISING GRAPHENE AND FILTERS COMPRISING SAID TEXTILE ARTICLE

#50
20230223870
2023-07-13

SELF-CHARGING MULTI-LAYER TRIBOELECTRIC PPE

#51
20230212068
2023-07-06

METAL TREATMENTS FOR FIBER SUBSTRATES, PROCESSES FOR TREATING FIBER SUBSTRATES, AND FILTER MEDIA HAVING TREATED FIBER SUBSTRATES

#52
20230201800
2023-06-29

AIR PERMEABLE FILTER MATERIAL COMPRISING A POLYMER AEROGEL

#53
20230201405
2023-06-29

ANTIVIRAL FILTER MEDIUM, AND AIR FILTER UNIT AND AIR CONDITIONER INCLUDING SAME

#54
20230201401
2023-06-29

FILTER INSERT AND DEVICE FOR STERILIZATION AND/OR DISINFECTION THEREOF

#55
20230190978
2023-06-22

ANTI-MICROBIAL FILTER

#56
20230182060
2023-06-15

COFORM NON-WOVEN HEPA FILTER MEDIA AND METHOD FOR MAKING SAME

#57
20230182052
2023-06-15

Metallic filter with microstructured architecture of controlled porosity and process for manufacturing such a filter

#58
20230181946
2023-06-15

ANTIVIRAL ARTICLES AND MASKS

#59
20230173423
2023-06-08

USE OF PHOTOTHERMAL AGENTS IN AIR FILTERS

#60
20230173418
2023-06-08

Nanofilter System for Personal and Medical Protective Equipment with Nano-Facemask, Resp. Nano-Faceshield and Method of Manufacturing Thereof

#61
20230172292
2023-06-08

PROTECTIVE COVERINGS AND DRY WIPES COMPRISING METAL NANOPARTICLE AGGLOMERATES FOR INFECTION CONTROL APPLICATIONS AND FORMATION AND USE THEREOF

#62
20230166134
2023-06-01

FILTER MATERIAL AND PERSONAL PROTECTIVE MEANS BASED THEREON

#63
20230158343
2023-05-25

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

#64
20230144786
2023-05-11

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

#65
20230127531
2023-04-27

FILTER

#66
20230105070
2023-04-06

PROTECTIVE MASK, AIR FILTRATION ELEMENT AND AIR TREATMENT ELEMENT

#67
20230094868
2023-03-30

Bacterial cellulose-based air filter mesh and use thereof

#68
20230090532
2023-03-23

AIR FILTRATION MEDIA HAVING METAL NANOPARTICLE AGGLOMERATES ADHERED THERETO, FORMATION THEREOF AND USE THEREOF

#69
20230085459
2023-03-16

ANTIMICROBIAL FILTER MEDIA, PREPARATION METHOD THEREOF, AND AIR CLEANER COMPRISING SAME

#70
20230041267
2023-02-09

POROUS BIOCIDAL FILTER

#71
20230027945
2023-01-26

FILTRATION DEVICES AND METHODS THEREOF

#72
20230016081
2023-01-19

MULTI-FUNCTIONAL AIR PURIFICATION FILTER AND PURIFICATION DEVICE INCLUDING THE SAME

#73
20230001039
2023-01-05

Air decontamination and self-renewing purification system utilizing a filter

#74
20230000297
2023-01-05

VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION

#75
20220410052
2022-12-29

CHANNELIZED METAL SUBSTRATE TO ENHANCE INACTIVATION OF MICROBES

#76
20220380574
2022-12-01

DUAL-FUNCTION MELT ADDITIVES

#77
20220362696
2022-11-17

ANTIMICROBIAL FILTER MEDIA

#78
20220355231
2022-11-10

ANTIBACTERIAL COMPOSITION, FILTER USING THE SAME, AND HOME APPLIANCE COMPRISING FILTER

#79
20220339567
2022-10-27

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

#80
20220339475
2022-10-27

Mask and Removable Cidal Metal or Cidal Metal Alloy Insert

#81
20220290330
2022-09-15

ANTIMICROBIAL ADDITIVE IN WOVEN POLYPROPYLENE FABRICS

#82
20220249996
2022-08-11

FILTER, RESPIRATOR, AND METHOD FOR MANUFACTURING FILTER

#83
20220249994
2022-08-11

METHOD AND APPARATUS FOR METAL REMOVAL FROM DRINKING WATER

#84
20220249993
2022-08-11

METHOD AND APPARATUS FOR METAL REMOVAL FROM DRINKING WATER

#85
20220249885
2022-08-11

Pathogen capture using active surface modification

#86
20220233982
2022-07-28

AIR FILTERING ELEMENT

#87
20220226771
2022-07-21

Infectious agent air treatment system, apparatus, and method

#88
20220219107
2022-07-14

GAS EVACUATION DEVICE

#89
20220219104
2022-07-14

FILTER MEDIUM FOR FILTER AND FILTER

#90
20220192187
2022-06-23

COMPOSITE VIRUCIDAL FILTER MEDIA

#91
20220168705
2022-06-02

FORMULATION AND METHOD FOR PREPARING FIBROUS MATERIAL COMPRISING NANOFIBERS, AND FILTER COMPRISING THE FIBROUS MATERIAL

#92
20220168599
2022-06-02

Personal protective nose mask

#93
20220160058
2022-05-26

MASK HAVING IMPROVED CAPABILITY OF BLOCKING HARMFUL COMPONENTS

#94
20220152592
2022-05-19

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

#95
20220134267
2022-05-05

Reusable exoskeleton frame with U-shaped locking members and eco-friendly air filter element

#96
20220134265
2022-05-05

SERVER FAUCET OUTLET FILTER ADAPTER

#97
20220127779
2022-04-28

ANTIVIRAL ELEMENT AND PERSONNEL PROTECTION EQUIPMENT CONTAINING SAME

#98
20220120655
2022-04-21

Method of preventing and handling indoor air pollution

#99
20220118295
2022-04-21

BIODEGRADABLE FILTER STRUCTURES

#100
20220111615
2022-04-14

Protective fabric and protective product

#101
20220111314
2022-04-14

A WATER FILTRATION DEVICE

#102
20220096975
2022-03-31

Nanofiber filter medium for reusable facemask and filtering facepiece respirator

#103
20220095626
2022-03-31

Multilayer Copper-based Zeolite Fiber Medical Material, Protective Equipment and Manufacturing Method

#104
20220080341
2022-03-17

NONWOVEN ANTIMICROBIAL AND ANTIVIRAL PROTECTIVE BARRIER

#105
20220065789
2022-03-03

Filter media and system using the same

#106
20220062809
2022-03-03

FILTER SUPPORT SYSTEM HAVING AN ANTI-MICROBIAL COMPONENT

#107
20220062807
2022-03-03

ANTIVIRAL GLASS FIBER TREATMENT, PROCESS AND METHOD OF MANUFACTURING

#108
20220062483
2022-03-03

AIR PURIFICATION FILTER AND METHOD OF PRODUCING THE SAME

#109
20220061608
2022-03-03

Germicidal Floor Cleaner

#110
20220054964
2022-02-24

FILTER MEDIA STRUCTURES

#111
20220040615
2022-02-10

FACE MASK

#112
20220023783
2022-01-27

Nanofiber air filter medium with high adsorption performance and preparation method

#113
20220008854
2022-01-13

ANTIVIRAL FILTER MEDIUM

#114
20220001317
2022-01-06

NANO SILVER ACTIVE FILTER ELEMENT AND A METHOD FOR PREPARING THE NANO SILVER ACTIVE FILTER

#115
20220001048
2022-01-06

MATERIALS AND METHODS FOR PHOTOTHERMALLY SELF-DISINFECTING RESPIRATORS

#116
20210394104
2021-12-23

Air Filtration Systems and Methods of Forming an Air Filtration System

#117
20210387121
2021-12-16

Filtering material for air filters and method for manufacturing filtering material for air filters

#118
20210370213
2021-12-02

AIR FILTRATION SYSTEMS, METHODS, AND APPARATUSES

#119
20210370205
2021-12-02

REMOVAL OF WATER CONTAMINANTS USING ENHANCED CERAMIC FILTRATION MATERIALS

#120
20210368803
2021-12-02

DISINFECTANT COMPOSITION FOR TEXTILE AND RELATED SUBSTRATES, AND METHOD OF TREATING A SUBSTRATE TO PROVIDE DISINFECTING ANTIBACTERIAL, ANTIVIRAL AND ANTIFUNGAL, WASH DURABLE, OPTIONALLY ENHANCED WITH MULTIFUNCTIONAL PROPERTIES

#121
20210360928
2021-11-25

ANTIMICROBIAL/ANTIVIRAL NONWOVEN AND APPLICATIONS OF THE SAME

#122
20210355252
2021-11-18

Method to prepare polymer materials with interlocked porous structures by freezing and demulsification of emulsion

#123
20210354064
2021-11-18

Antimicrobial and Antiviral Protective Barrier

#124
20210353981
2021-11-18

WASHABLE HIGH EFFICIENCY RESPIRATOR MASK

#125
20210346831
2021-11-11

ANTIVIRAL GRAPHENE OXIDE AIR FILTRATION DEVICE AND ASSOCIATED METHODS

#126
20210346827
2021-11-11

ACTIVE AIR FILTER FOR TREATMENT OF BACTERIA AND VIRUSES

#127
20210331107
2021-10-28

FILTRATION ARTICLE FOR PERSONAL PROTECTIVE EQUIPMENT

#128
20210322908
2021-10-21

FILTERS AND FACEMASKS HAVING ANTIMICROBIAL OR ANTIVIRAL PROPERTIES

#129
20210322907
2021-10-21

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

#130
20210322802
2021-10-21

Pathogen-killing filter assemblage

#131
20210322801
2021-10-21

WASHABLE AND REUSABLE FACE MASK WITH REPLACEABLE FILTER

#132
20210321696
2021-10-21

COVID MASK

#133
20210316171
2021-10-14

GRAPHITIC ANTIVIRAL FILTRATION ELEMENT AND FILTRATION DEVICES CONTAINING SAME

#134
20210307428
2021-10-07

ANTIVIRAL FILTRATION ELEMENT AND FILTRATION DEVICES CONTAINING SAME

#135
20210299489
2021-09-30

FILTER CONTAINING PHARMACEUTICAL SALT FOR A FACE MASK, BREATHABLE FACE MASK CONTAINING THE FILTER, AND METHOD OF MANUFACTURING

#136
20210275948
2021-09-09

Anti-Corrosion Fluid Filter System

#137
20210268320
2021-09-02

Multi-stage nasal filter

#138
20210188050
2021-06-24

Gas detection and purification device

#139
20210169085
2021-06-10

ANTIMICROBIAL PHASE-SEPARABLE GLASS/POLYMER COMPOSITE ARTICLES AND METHODS FOR MAKING THE SAME

#140
20210154610
2021-05-27

COPPER MICROBICIDAL FILTER

#141
20210154609
2021-05-27

Systems and methods for anti-microbial purification of air

#142
20210077933
2021-03-18

Filtered Enclosure for Cell Culture Samples for Incubators

#143
20210060476
2021-03-04

NANOMATERIAL INCLUDING NANOFIBERS AND BEADS FOR HEPA AIR FILTER MEDIA

#144
20210039029
2021-02-11

AIR FILTERING COVER ENGAGEABLE WITH INFANT CARRIER

#145
20200376461
2020-12-03

Filtration system and methods of using such system for improved water filtration

#146
20200346954
2020-11-05

Bioactive filter

#147
20200324235
2020-10-15

FILTER MEDIUM WITH NON-WOVEN AS SINGLE-LAYER FIBER COMPOSITE AND METHOD FOR PRODUCING SUCH A FILTER MEDIUM

#148
20200308019
2020-10-01

Liquid filter apparatus and system

#149
20200261836
2020-08-20

GRANULAR FILTRATION MEDIA MIXTURE AND USES IN WATER PURIFICATION

#150
20200254371
2020-08-13

Polyamide nanofiber nonwovens for filters

#151
20200217275
2020-07-09

Filter Medium and Production Method, Filter Element, Use of the Filter Element, and Water Injection System

#152
20200188825
2020-06-18

FILTER, FILTER ASSEMBLY, FILTER DEVICE AND WATER PURIFICATION SYSTEM

#153
20200154712
2020-05-21

Disinfectant composition for textile and related substrates, and method of treating a substrate to provide disinfecting antibacterial, antiviral and antifungal, wash durable, optionally enhanced with multifunctional properties

#154
20200086256
2020-03-19

Antimicrobial composite filtering material and method for making the same

#155
20190344209
2019-11-14

Air filter comprising a multilayer filter material

#156
20190314749
2019-10-17

Filter medium and method for producing such a filter medium

#157
20190247277
2019-08-15

Preservative removal from eye drops

#158
20190242064
2019-08-08

Substrates with metal nanoparticles, related articles, and a continuous process for making same

#159
20190239707
2019-08-08

VACUUM FILTER BAG WITH SILVER-IMPREGNATED LAYER FOR ANTIMICROBIAL ACTION

#160
20190224599
2019-07-25

IMPROVED AIR PURIFICATION FILTER

#161
20190217232
2019-07-18

Preparation method of cotton bast fiber and chitosan composite non-woven fabric for filtration

#162
20190201822
2019-07-04

ELECTROSPUN HIGH TEMPERATURE ELASTOMER MATERIALS FOR WATER FILTER MEDIA

#163
20190201816
2019-07-04

DOUBLE LAYER PLEATED MEDIA FOR SEAL WITH WATER PURIFIER CARTRIDGE CAPS

#164
20190193007
2019-06-27

Water filtration system

#165
20190168137
2019-06-06

Filter unit

#166
20190126585
2019-05-02

Multi-layered structure and articles formed therefrom having improved splash resistance by increased interlayer spacing

#167
20190111368
2019-04-18

Utilization of Cannabis, Industrial Hemp or Cannabinoids as Filtration Medium

#168
20190060811
2019-02-28

Down feather filter medium

#169
20190021575
2019-01-24

Device for disinfecting and cleaning parts of persons, animals and objects

#170
20190009202
2019-01-10

Multifunctional filter medium, and method and apparatus for manufacturing same

#171
20180368401
2018-12-27

TEXTILES HAVING ANTIMICROBIAL PROPERTIES

#172
20180339251
2018-11-29

METHOD AND APPARATUS FOR METAL REMOVAL FROM DRINKING WATER

#173
20180310568
2018-11-01

Antimicrobial phase-separable glass/polymer composite articles and methods for making the same

#174
20180305228
2018-10-25

Filtration system and methods of using such system for improved water filtration

#175
20180296953
2018-10-18

NON-WOVEN FABRICS COMPRISING ACETATE FIBERS AND THEIR USE

#176
20180243674
2018-08-30

ELECTRET-CONTAINING FILTER MEDIA

#177
20180200656
2018-07-19

Anti-corrosion fluid filter system

#178
20180200654
2018-07-19

Non-Respirable Powdered Diatomaceous Earth Products

#179
20180178149
2018-06-28

MULTI-LAYER FILTER FABRIC

#180
20180169552
2018-06-21

Antimicrobial composite filtering material and method for making the same

#181
20180118597
2018-05-03

PORTABLE OUTDOOR WATER PURIFIER

#182
20180021710
2018-01-25

FILTER MEDIUM AND FILTERS MADE THEREFROM

#183
20170368382
2017-12-28

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

#184
20170334742
2017-11-23

MORINGA OLEIFERA AUGMENTED FILTER MEDIA

#185
20170304755
2017-10-26

MULTI-LAYERED OR MULTIPLE POLYMER FINE FIBER WEBS

#186
20170239600
2017-08-24

Granular filtration media mixture and uses in water purification

#187
20170203244
2017-07-20

Water purification device

#188
20170173511
2017-06-22

Method for retrovirus removal

#189
20170173502
2017-06-22

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

#190
20170173372
2017-06-22

Impregnated filter material

#191
20170151515
2017-06-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

#192
20170120178
2017-05-04

Filter medium for deactivating allergens

#193
20170066658
2017-03-09

BOP WATER FILTER CARTRIDGE

#194
20170056802
2017-03-02

Method of manufactring an antibacterial filter comprising copper-based compound particles

#195
20170036146
2017-02-09

NONWOVEN FIBROUS STRUCTURES INCLUDING PHENOLIC RESIN AND IONIC REINFORCEMENT MATERIAL, AND METHODS

#196
20170014742
2017-01-19

BOP WATER FILTER CARTRIDGE

#197
20170007952
2017-01-12

Interlaced Filtration Barrier

#198
20170007950
2017-01-12

Interlaced filtration barrier

#199
20170006876
2017-01-12

Disinfectant composition for textile and related substrates, and method of treating a substrate to provide disinfecting antibacterial, antiviral and antifungal, wash durable, optionally enhanced with multifunctional properties

#200
20160332104
2016-11-17

Antibacterial filter comprising copper-based sulfur compound

#201
20160310629
2016-10-27

Anti-Microbial Air Processor for a Personal Patient-Warming Apparatus

#202
20160296871
2016-10-13

Filter medium, filter element and filter arrangement

#203
20160289249
2016-10-06

Laminated articles for microbial removal and low pressure drop filtration, methods of making, and methods of using same

#204
20160251234
2016-09-01

Portable water bottle assembly having a replaceable filter cartridge

#205
20160151729
2016-06-02

Filtering panel for the passive filtering of air and gases

#206
20160106093
2016-04-21

Antibacterial cryogel and porous hydrogel, their preparation method, and their use for disinfecting water

#207
20150315048
2015-11-05

Material used in the removal of contaminants from liquid matrices

#208
20150307364
2015-10-29

Liquid purification system

#209
20150250910
2015-09-10

Filtration medium with electrospun metal oxide nanofiber layer

#210
20150157971
2015-06-11

Interlaced filtration barrier

#211
20150107203
2015-04-23

Mold-preventing air filter filtration medium and mold-preventing air filter

#212
20150075384
2015-03-19

Antimicrobial filter adopting optical fibers and air cleaner comprising same

#213
20140217011
2014-08-07

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

#214
20140199777
2014-07-17

Graphene oxide filters and methods of use

#215
20140084518
2014-03-27

Method of making a filter media with an enriched binder

#216
20140044756
2014-02-13

Multilayer nanofiber filter

#217
20130264277
2013-10-10

ANTIMICROBIAL FILTER

#218
20130224378
2013-08-29

Formation and immobilization of small particles by using polyelectrolyte multilayers

#219
20130199375
2013-08-08

AIR FILTER WITH AIR FRESHENER

#220
20130199234
2013-08-08

Air cleaning filter and method for manufacturing the same

#221
20130036907
2013-02-14

NON-WOVEN FABRIC FOR FILTER, AND PROCESS FOR PRODUCTION THEREOF

#222
20130034594
2013-02-07

FIBERS CONTAINING FERRATES AND METHODS

#223
20130025456
2013-01-31

AIR CLEANING FILTER MEDIA

#224
20130012461
2013-01-10

Composition for prevention of influenza viral infection comprising tannic acid, air filter comprising the same and air cleaning device comprising the filter

#225
20130008853
2013-01-10

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

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2012-12-20

ANTIMICROBIAL AND CARBON TREATED INDOOR AIR FILTER

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2012-11-22

Biohazard Mask Filter

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2012-11-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

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2012-10-18

FIBER WITH MICROBIAL REMOVAL, MICRO-BIOCIDAL, OR STATIC GROWTH CAPABILITY

#230
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2012-09-27

FILTRATION ARTICLE WITH MICROBIAL REMOVAL, MICRO-BIOCIDAL, OR STATIC GROWTH CAPABILITY

#231
20120237406
2012-09-20

Air cleaning filter comprising protein deactivating agent and process for producing same

#232
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2012-07-05

Water filter cartridge and method of manufacturing same

#233
20120061332
2012-03-15

Method for retrovirus removal

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2012-02-16

Porous block nanofiber composite filters

#235
20110297609
2011-12-08

Aircraft potable water system

#236
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2011-12-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

#237
20110290119
2011-12-01

ANTIMICROBIAL ELECTRET WEB

#238
20110275971
2011-11-10

ELECTROSTATICALLY CHARGED BIOCIDAL MEDIA AND APPLICATIONS THEREFOR

#239
20110262325
2011-10-27

HAZARDOUS SUBSTANCE REMOVING MATERIAL AND A METHOD FOR REMOVING HAZARDOUS SUBSTANCE

#240
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2011-10-20

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

#241
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2011-09-29

ANTIMICROBIAL, DUSTPROOF FABRIC AND MASK

#242
20110210062
2011-09-01

Method of making a filter media with an enriched binder

#243
20110203991
2011-08-25

Carbon block filter

#244
20110194982
2011-08-11

AIR CLEANING FILTER COMPRISING PROTEOLYTIC ENZYME AND PROCESS FOR PRODUCING THE SAME

#245
20110155661
2011-06-30

Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles

#246
20110132373
2011-06-09

Biohazard Mask Filter

#247
20110126501
2011-06-02

COMPOSITION FOR PREVENTION OF INFLUENZA VIRAL INFECTION COMPRISING TANNIC ACID, AIR FILTER COMPRISING THE SAME AND AIR CLEANING DEVICE COMPRISING THE FILTER

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20110114095
2011-05-19

ANTIVIRAL METAL IMPREGNATED ACTIVATED CARBON CLOTH COMPONENTS

#249
20110113538
2011-05-19

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

#250
20110006009
2011-01-13

Anti-microbial matrix and filtration system

#251
20110005517
2011-01-13

ATOMIZER, AND FILTER

#252
20100330141
2010-12-30

PRODUCT FOR ABSORPTION PURPOSES

#253
20100313890
2010-12-16

PROTECTIVE MASK WITH BREATHABLE FILTERING FACE SEAL

#254
20100313753
2010-12-16

Polyethylene membrane and method of its production

#255
20100307503
2010-12-09

MASK FILTER AND MASK PRODUCED USING THE SAME

#256
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2010-12-09

Multilayer nanofiber filter

#257
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2010-11-25

Multi-functional cabin air filter

#258
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2010-09-02

ANTIVIRAL AGENTS, ANTIVIRAL FIBERS AND ANTIVIRAL FIBER STRUCTURES

#259
20100212506
2010-08-26

Filter element and filter unit

#260
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2010-08-26

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

#261
20100186595
2010-07-29

COMPOSITE FILTER AND GAS FILTER ASSEMBLY INCLUDING THE SAME

#262
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2010-07-15

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

#263
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2010-07-01

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

#264
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2010-06-17

Adaptive membrane structure with insertable protrusions

#265
20100095846
2010-04-22

TACKY ALLERGEN TRAP AND FILTER MEDIUM, AND METHOD FOR CONTAINING ALLERGENS

#266
20100050872
2010-03-04

FILTER AND METHODS OF MAKING AND USING THE SAME

#267
20100006507
2010-01-14

Water treating methods

#268
20090312731
2009-12-17

Nonwoven Melt-Blown Product

#269
20090308800
2009-12-17

Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles

#270
20090259158
2009-10-15

Antimicrobial fibers embedded with an iodinated resin

#271
20090221047
2009-09-03

Method of converting cellulosic biomass to alcohol using web comprising fine fiber and bioactive particulate

#272
20090218292
2009-09-03

Methods of treating water

#273
20090218291
2009-09-03

Methods for treating water

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20090117798
2009-05-07

Sheet for use as filter, mask or the like having bacteria adsorbing function

#275
20090084726
2009-04-02

MULTI-FUNCTIONAL DUAL FILTERING KETTLE

#276
20090078119
2009-03-26

Air Filter and System

#277
20090039028
2009-02-12

Liquid filtration systems

#278
20090019825
2009-01-22

TACKY ALLERGEN TRAP AND FILTER MEDIUM, AND METHOD FOR CONTAINING ALLERGENS

#279
20090008323
2009-01-08

Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles

#280
20080302713
2008-12-11

ANTIMICROBIAL FILTER CARTRIDGE

#281
20080274018
2008-11-06

Surface light-emitting device, filtering device using same, and optically assisted ceramic filter

#282
20080264554
2008-10-30

Electrostatically charged filter media incorporating an active agent

#283
20080264259
2008-10-30

Nanofiber filter facemasks and cabin filters

#284
20080217807
2008-09-11

COMPOSITE FIBER FILTER COMPRISING NAN0-MATERIALS, AND MANUFACTURING METHOD AND APPARATUS THEREOF

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2008-07-03

Hazardous substance removing material, method for removing hazardous substances, and nonwoven fabric

#286
20080142435
2008-06-19

Surface Emitting Device

#287
20080115671
2008-05-22

Vacuum cleaner filter bag

#288
20080093310
2008-04-24

ANTI-MICROBIAL MEDIA AND METHODS FOR MAKING AND UTILIZING THE SAME

#289
20080083337
2008-04-10

Air Cleaner Using Dust Collecting Filter

#290
20080081007
2008-04-03

Sinter bonded porous metallic coatings

#291
20080026041
2008-01-31

NON-WOVEN MEDIA INCORPORATING ULTRAFINE OR NANOSIZE POWDERS

#292
20080023385
2008-01-31

ANTIMICROBIAL MULTICOMPONENT FILTRATION MEDIUM

#293
20080017036
2008-01-24

Absorbing agent, dust collection chamber and method for adsorbing odours

#294
20070295667
2007-12-27

Water filter apparatus and methodology

#295
20070269643
2007-11-22

Antimicrobial pool filter

#296
20070267014
2007-11-22

Sterilizing facemask with a multi-layer filter

#297
20070267013
2007-11-22

Sterilizing facemask with a multi-layer filter

#298
20070245702
2007-10-25

Honeycomb structure and manufacturing method thereof, and air cleaner and water purifier containing the honeycomb structure

#299
20070199890
2007-08-30

Antimicrobial activated carbon and use thereof

#300
20070181001
2007-08-09

Adsorptive filtering material having biological and chemical protective function and use thereof