ClassID:

29459

B01D46/0038 - CPC Classification

Classification description:

Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions with means for influencing the odor, e.g. deodorizing substances

Recent Application in this class:
#1
20260138068
2026-05-21

AIR TREATMENT APPARATUS

#2
20260126207
2026-05-07

HUMIDIFYING AND FILTERING FLOOR REGISTER WITH CHILD-SAFE DESIGN FOR HVAC SYSTEMS

#3
20260108836
2026-04-23

FILTER ELEMENT AND METHOD FOR MANUFACTURING FILTER ELEMENT

#4
20260077288
2026-03-19

AIR WASHER THAT FACILITATES THE REPLACEMENT OF THE FILTER ASSEMBLY

#5
20260063307
2026-03-05

EXTRACTION DEVICE FOR EXTRACTION OF AIR AND HOUSEHOLD APPLIANCE

#6
20260049265
2026-02-19

SUBSTRATES HAVING WATER-SOLUBLE POLYMER ZONES COMPRISING A FRESHENING ACTIVE AND CONSUMER PRODUCTS COMPRISING THE SAME

#7
20260048355
2026-02-19

AIR PURIFIER AND METHOD OF OPERATING THE SAME

#8
20260048354
2026-02-19

COMBINATION VACUUM AND AIR PURIFIER SYSTEM AND METHOD

#9
20260016188
2026-01-15

Dust Filter Attachment Device

#10
20250312722
2025-10-09

Scented Air Filter Device and Method of Use

#11
20250249397
2025-08-07

FOOD WASTE DISPOSER

#12
20250235876
2025-07-24

SYSTEM AND METHOD FOR PROVIDING A FOOD RECYCLER HAVING A BUCKET AND GRINDER FOR PROCESSING FOOD

#13
20250235809
2025-07-24

AIR PURIFICATION SYSTEM

#14
20250229308
2025-07-17

TILTED KITCHEN WASTE DISPOSER

#15
20250222387
2025-07-10

AIR PURIFIER INCLUDING PLURALITY OF BLADES AND AIR SUCTION METHOD THEREOF

#16
20250222286
2025-07-10

GAS DELIVERY APPARATUS FOR NASAL APPLICATION

#17
20250195709
2025-06-19

AireScent Solutions

#18
20250136365
2025-05-01

FOOD WASTE MANAGEMENT SYSTEM

#19
20250116098
2025-04-10

PORTABLE AIR FILTRATION ASSEMBLY FOR TOILETS

#20
20250033065
2025-01-30

AIR PURIFICATION FILTER DEVICE USING X-RAY IONIZER

#21
20240382935
2024-11-21

METHOD FOR MANUFACTURING COFFEE ACTIVATED CARBON USING COFFEE WASTE, COFFEE ACTIVATED CARBON MANUFACTURED USING THE SAME, AND COMBI FILTER FOR VEHICLE AIR CONDITIONING SYSTEM INCLUDING COFFEE ACTIVATED CARBON

#22
20240382929
2024-11-21

GAS ADSORBENT AND GAS ADSORPTION SHEET, FILTER MEDIUM, AND AIR FILTER USING SAME

#23
20240382888
2024-11-21

Fan Cover

#24
20240374773
2024-11-14

COMPOSITION FOR THE PREVENTION AND ELIMINATION OF ODORS

#25
20240342519
2024-10-17

GAS PURIFICATION APPARATUS FOR NASAL APPLICATION

#26
20240325975
2024-10-03

FILTER MODULE AND AIR PURIFIER WITH THE SAME

#27
20240325962
2024-10-03

AIR FILTER ARRANGEMENT AND METHOD OF REPLACING SEVERAL FILTER ELEMENTS

#28
20240307808
2024-09-19

Air Filter and Method for Manufacturing an Air Filter

#29
20240286142
2024-08-29

SYSTEM AND METHOD FOR PROVIDING VOLUMETRIC EFFICIENCY IN A FOOD RECYCLING UNIT

#30
20240226793
2024-07-11

AN AIR FILTER ASSEMBLY AND A METHOD THEREOF

#31
20240226790
2024-07-11

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

#32
20240191882
2024-06-13

Portable air flow apparatus

#33
20240175587
2024-05-30

BEEHIVE INDOOR-AIR ALTERNATE-WORKING DEHUMIDIFICATION SYSTEM WITH STERILIZATION FUNCTION AND METHOD

#34
20240156318
2024-05-16

VACUUM CLEANER

#35
20240131464
2024-04-25

AN AIR FILTER ASSEMBLY AND A METHOD THEREOF

#36
20240131462
2024-04-25

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

#37
20240085031
2024-03-14

EXTRACTION DEVICE

#38
20240059480
2024-02-22

CONTAINMENT SYSTEM

#39
20240016206
2024-01-18

REDUCED ODOR SMOKING SYSTEM AND METHOD

#40
20230380377
2023-11-30

LITTER BOX EXHAUST SYSTEM

#41
20230347273
2023-11-02

PRE-FILTER MODULES FOR IMPROVING AIR QUALITY

#42
20230347272
2023-11-02

CABIN AIR FILTERS FOR VEHICLES

#43
20230346013
2023-11-02

Eco-Friendly Personal Exhalant Filter

#44
20230293919
2023-09-21

AIR PURIFICATION APPARATUS FOR NASAL APPLICATION

#45
20230255150
2023-08-17

SYSTEM FOR PROVIDING CIRCULATING AIR FOR A VERTICAL GARDENING SYSTEM

#46
20230250623
2023-08-10

Portable air filtration assembly for toilets

#47
20230249115
2023-08-10

COMBINATION VACUUM AND AIR PURIFIER SYSTEM AND METHOD

#48
20230218007
2023-07-13

NON-COMBUSTIBLE AEROSOL DELIVERY SYSTEM

#49
20230211269
2023-07-06

DUST COLLECTOR APPARATUS

#50
20230181944
2023-06-15

FILTRATION COMPONENT WITH MICROCAPSULE ELEMENTS FOR RESPIRATORY PROTECTIVE DEVICE

#51
20230149939
2023-05-18

System and method for providing a food recycler

#52
20230142796
2023-05-11

Indoor unit for air conditioner

#53
20230129640
2023-04-27

Food waste disposer

#54
20230075460
2023-03-09

Apparatus for inactivation of airborne pathogens

#55
20230059910
2023-02-23

Selectively Scent Infusible Face Masking Assembly

#56
20230018446
2023-01-19

AIR PURIFICATION SYSTEMS AND METHODS FOR VACUUM CLEANERS

#57
20230018274
2023-01-19

Air Filter Unit Comprising an Odorant Dispersing System

#58
20220410064
2022-12-29

AIR PURIFIER

#59
20220410051
2022-12-29

Extraction hood

#60
20220370943
2022-11-24

HVAC home air filter

#61
20220347693
2022-11-03

System and method for providing volumetric efficiency in a food recycling unit

#62
20220297047
2022-09-22

HVAC Home Air Filter

#63
20220282874
2022-09-08

Portable air flow apparatus

#64
20220280894
2022-09-08

Filter Screen for OEM Filter

#65
20220279751
2022-09-08

Pet bed platform with air filtration system

#66
20220258089
2022-08-18

Activated Charcoal Air Ventilation System Filter

#67
20220242799
2022-08-04

SYSTEM AND DEVICE FOR COMPOSTING

#68
20220212199
2022-07-07

System and method for providing a food recycler

#69
20220184540
2022-06-16

Air cleaner

#70
20220153517
2022-05-19

Device, system and method for compressing waste

#71
20220152542
2022-05-19

HVAC home air filter

#72
20220152266
2022-05-19

DEVICE FOR PURIFICATION, STERILIZATION AND DEODORIZATION OF AIR

#73
20220134267
2022-05-05

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

#74
20220118389
2022-04-21

Air purification system for passenger transport cabin

#75
20220111322
2022-04-14

Passenger Compartment Air Vent Filter

#76
20220082277
2022-03-17

Air Vent Remora Air Filtering System

#77
20220074616
2022-03-10

Air Cleaning and Purifying Apparatus for Elevators

#78
20220072170
2022-03-10

Ionic oxidation refreshing system and method

#79
20220065494
2022-03-03

HVAC return filter holder

#80
20220061608
2022-03-03

Germicidal Floor Cleaner

#81
20220054867
2022-02-24

SMART MASKS

#82
20220047767
2022-02-17

Device containing air detection, filtering, disinfecting and conditioning elements with display

#83
20220039622
2022-02-10

Cleaning device having vacuum cleaner and docking station

#84
20220016558
2022-01-20

Air purification device

#85
20220001389
2022-01-06

System and method for providing a food recycler having a bucket and grinder for processing food

#86
20210379528
2021-12-09

PHOTOCATALYTIC FILTRATION IN VEHICLE HVAC SYSTEM

#87
20210370214
2021-12-02

Light guide plate having air permeability and air purifying filter including the same

#88
20210370105
2021-12-02

AIR INHALATION AND EXHALATION FILTERING MASK

#89
20210275715
2021-09-09

Respiratory droplet-absorbing device and an apparatus and system including the same

#90
20210275704
2021-09-09

Method for manufacturing a medium for purifying fluids containing toxic compounds

#91
20210269965
2021-09-02

Clothes care apparatus

#92
20210267273
2021-09-02

LOW EMISSIONS ELECTRONIC SMOKING DEVICE AND EMISSIONS FILTERING DEVICE

#93
20210236988
2021-08-05

Air ionization system and device

#94
20210236981
2021-08-05

LOW EMISSIONS ELECTRONIC SMOKING DEVICE AND EMISSIONS FILTERING DEVICE

#95
20210236682
2021-08-05

Polarized LED filtration system

#96
20210231313
2021-07-29

Hob assembly having a connecting element

#97
20210220766
2021-07-22

AIR CIRCULATING TRASH CAN HAVING ANTIBACTERIAL AND DEODORIZING FUNCTIONS

#98
20210213379
2021-07-15

FILTER MEDIUM COMPRISING ANTIALLERGENIC SUBSTANCES

#99
20210204582
2021-07-08

HERBAL DECARBOXYLATION AND INFUSION SYSTEM

#100
20210180827
2021-06-17

Air purification-aromatherapy machine

#101
20210180801
2021-06-17

AIR PURIFICATION-AROMATHERAPY DEVICE

#102
20210178306
2021-06-17

AROMATHERAPY MACHINE FOR AIR PURIFICATION

#103
20210170319
2021-06-10

Filtering device for use with a ceiling fan

#104
20210170063
2021-06-10

Air treatment method

#105
20210156569
2021-05-27

Air flow management for cooking system

#106
20210154677
2021-05-27

System and method for infusion and desiccation of foodstuffs

#107
20210154676
2021-05-27

System and method for infusion and desiccation of foodstuffs

#108
20210154614
2021-05-27

AIR PURIFICATION DEVICE AND INTELLIGENT MANAGEMENT SYSTEM

#109
20210138400
2021-05-13

COMPOUND FILTER MODULE FOR VEHICLE AIR CLEANER

#110
20210130752
2021-05-06

SUBSTRATES HAVING WATER-SOLUBLE POLYMER ZONES COMPRISING A FRESHENING ACTIVE AND CONSUMER PRODUCTS COMPRISING THE SAME

#111
20210121816
2021-04-29

Air cleaner with user interface

#112
20210121813
2021-04-29

Portable air cleaner for kitchen

#113
20210121811
2021-04-29

Air cleaner for oil and other contaminants

#114
20210121810
2021-04-29

Air cleaner with cutter

#115
20210121808
2021-04-29

Air cleaner with rollable filter

#116
20210115618
2021-04-22

Clothes dryer

#117
20210113948
2021-04-22

Filter assembly and air cleaner having the same

#118
20210106976
2021-04-15

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

#119
20210106937
2021-04-15

FILTER CARTRIDGE INCLUDING PATTERNED FUNCTIONAL MATERIAL

#120
20210080147
2021-03-18

Air conditioner

#121
20210080130
2021-03-18

Air purifier

#122
20210069622
2021-03-11

Eco-friendly air filter element having fixation slits and reusable exoskeleton frame

#123
20210061555
2021-03-04

GARBAGE BIN WITH FILTER CASE

#124
20210053003
2021-02-25

Scented furnace filter

#125
20210046411
2021-02-18

Cabin filter cleaning systems and methods for a vehicle

#126
20210046410
2021-02-18

Multilayer filter material

#127
20210039066
2021-02-11

Process of making substrate with activated carbon

#128
20210039028
2021-02-11

Filter reinforcing material and filter medium for deodorizing filter comprising same

#129
20210031132
2021-02-04

DEODORIZING DEVICE FOR WASTE AIR FROM HOT AIR TREATMENT PLANTS FOR FOODSTUFF AND/OR ANIMAL FEED

#130
20210023494
2021-01-28

FILTER ELEMENT HAVING A FUNCTIONAL SPACE AND FILTER ARRANGEMENT HAVING SUCH A FILTER ELEMENT, AND METHOD FOR CONTROLLING A FILTER SYSTEM

#131
20200398207
2020-12-24

Filter module and air purifier having the same

#132
20200396909
2020-12-24

System for providing circulating air for a vertical gardening system

#133
20200384399
2020-12-10

Helical flow filter

#134
20200360858
2020-11-19

Photocatalytic filtration in vehicle HVAC system

#135
20200360071
2020-11-19

Apparatus for stabilizing air circulation and removing contaminants therein during moxibustion therapy

#136
20200353474
2020-11-12

System and method for infusion and desiccation of foodstuffs

#137
20200353473
2020-11-12

System and method for providing volumetric efficiency in a food recycling unit

#138
20200353402
2020-11-12

Combination vacuum and air purifier system and method

#139
20200340680
2020-10-29

Air purifier

#140
20200325670
2020-10-15

Toilet odor elimination device

#141
20200315252
2020-10-08

Low emissions electronic smoking device and emissions filtering device

#142
20200299613
2020-09-24

Use of a composition containing 1,8-para-menthenethiol and 3-mercaptohexyl acetate as an odor-masking agent

#143
20200276533
2020-09-03

Filter system comprising a layer with active adsorbent containing bags

#144
20200245589
2020-08-06

Pet bed platform with air filtration system

#145
20200230539
2020-07-23

HVAC home air filter

#146
20200214339
2020-07-09

Low emissions electronic smoking device and emissions filtering device

#147
20200155989
2020-05-21

Air filtration media with performing enhancing additives

#148
20200122077
2020-04-23

Air filtration media with performing enhancing additives and method for application thereof

#149
20200113153
2020-04-16

Pet carer and controlling method thereof

#150
20200094235
2020-03-26

Filter

#151
20200077711
2020-03-12

Low emissions electronic smoking device and emissions filtering device

#152
20200060332
2020-02-27

SMOKE AND VAPOR FILTER DEVICE

#153
20200033020
2020-01-30

Air-cleaning device

#154
20200016523
2020-01-16

HVAC home air filter

#155
20200009503
2020-01-09

Air ionization systems and components

#156
20200009502
2020-01-09

Air ionization systems and components

#157
20200008394
2020-01-09

PET HEALTHCARE APPARATUS WITH BACTERIOSTATIC AND STERILIZATION SYSTEM

#158
20190374669
2019-12-12

Air ionization system and device

#159
20190360706
2019-11-28

Air conditioner with air purifying function

#160
20190344209
2019-11-14

Air filter comprising a multilayer filter material

#161
20190343264
2019-11-14

Source capture apparatus for manicure tables

#162
20190329171
2019-10-31

FILTER MEDIUM, FILTER ELEMENT PROVIDED WITH SAME, AND METHOD FOR MANUFACTURING FILTER MEDIUM

#163
20190323725
2019-10-24

System and method for improving air-quality of a space serviced by an exit register

#164
20190321769
2019-10-24

Indoor unit for air conditioner

#165
20190264702
2019-08-29

CEILING FAN INCLUDING MODULAR ACCESSORIES

#166
20190240371
2019-08-08

Air treatment method

#167
20190231040
2019-08-01

AIR FILTER UMBRELLA

#168
20190224599
2019-07-25

IMPROVED AIR PURIFICATION FILTER

#169
20190218762
2019-07-18

Filtration assembly for reducing malaodors in air and aerosolized waste from toilets

#170
20190209966
2019-07-11

Gas-Permeable Structure with Chemically-Reactive Coating

#171
20190209958
2019-07-11

PORTABLE CARBON FILTER SYSTEM FOR HUNTERS AND OTHER APPLICATIONS

#172
20190201883
2019-07-04

Photocatalytic filter, method for manufacturing the same, and method for reactivating the same

#173
20190201597
2019-07-04

Dual in-series large and small droplet filters

#174
20190201088
2019-07-04

Surgical evacuation system with a communication circuit for communication between a filter and a smoke evacuation device

#175
20190201086
2019-07-04

Surgical evacuation sensing and display

#176
20190200822
2019-07-04

Solid fragrance carrier and method of use in a vacuum cleaner

#177
20190154290
2019-05-23

Artificial intelligence air conditioner and control method thereof

#178
20190150516
2019-05-23

Low emissions electronic smoking device and emissions filtering device

#179
20190142989
2019-05-16

Fragrance dispenser for air filter

#180
20190134251
2019-05-09

Deodorization module and storage apparatus comprising same

#181
20190125917
2019-05-02

Air cleaner

#182
20190118128
2019-04-25

AIR PURIFICATION APPARATUS FOR INDOOR WINDOW VENT

#183
20190085852
2019-03-21

Modular fan assembly

#184
20190083916
2019-03-21

Scent Releasing Filter Assembly

#185
20190059242
2019-02-28

System and method for providing carbon dioxide and circulating air for a vertical gardening system

#186
20190056138
2019-02-21

System and method for managing air quality, and analysis server

#187
20190054408
2019-02-21

Fragrance filter assembly

#188
20190037923
2019-02-07

Low emissions electronic smoking device

#189
20190015780
2019-01-17

Multifunctional air purifying device for removing indoor pollution by thermal decomposition

#190
20180370335
2018-12-27

HVAC system with odor absorbent regeneration

#191
20180347838
2018-12-06

AIR CONDITIONER AND METHOD FOR CONTROLLING AN AIR CONTROLLER

#192
20180317543
2018-11-08

Waterless vacuum based smoking apparatus

#193
20180313573
2018-11-01

Indoor unit of air-conditioning apparatus

#194
20180310761
2018-11-01

Grilling machine

#195
20180290095
2018-10-11

Air purifier and a method for controlling an air purifier

#196
20180264384
2018-09-20

Combination fluid and gas filter

#197
20180207312
2018-07-26

Filtering Apparatus

#198
20180200544
2018-07-19

BREATHING GLASSES FOR PURIFYING AIR

#199
20180200398
2018-07-19

DEODORIZING STORAGE CONTAINER

#200
20180193509
2018-07-12

Air ionization system

#201
20180193508
2018-07-12

Air ionization systems and methods

#202
20180169557
2018-06-21

3D deodorizing filter

#203
20180161715
2018-06-14

Scent-releasing air filter assembly

#204
20180066867
2018-03-08

Bathroom management apparatus

#205
20180065070
2018-03-08

Air filter comprising a multilayer filter material

#206
20180016779
2018-01-18

ODOR ELIMINATOR FOR TOILET

#207
20180008924
2018-01-11

Air blower apparatus

#208
20170368491
2017-12-28

Air filtration media with performing enhancing additives and method for application thereof

#209
20170348456
2017-12-07

Storage apparatus having air purifying module

#210
20170340998
2017-11-30

Filters with odor-controlling compositions

#211
20170333587
2017-11-23

Air ionization systems and methods

#212
20170304480
2017-10-26

Waste gas scrubbing tower

#213
20170252588
2017-09-07

Personal air filtration apparatus and method

#214
20170216475
2017-08-03

Storage apparatus having air purifying module

#215
20170183854
2017-06-29

Bathroom air purification and odor reduction system

#216
20170182446
2017-06-29

HVAC FILTRATION SYSTEM

#217
20170152654
2017-06-01

Toilet odor control device

#218
20170136139
2017-05-18

Fragrance dispenser for air filter

#219
20170130439
2017-05-11

DEODORIZING SYSTEM, DEVICE AND METHODS FOR ODOR REMOVAL

#220
20170128871
2017-05-11

AIR FILTER FOR ELECTRONIC DEVICES

#221
20170120178
2017-05-04

Filter medium for deactivating allergens

#222
20170115024
2017-04-27

Control methods for setting a reference voltage in an air treatment system

#223
20170110857
2017-04-20

Apparatus for Collecting and Filtering Arc By-Products

#224
20170107709
2017-04-20

TOILET ODOR ELIMINATION DEVICE

#225
20170100498
2017-04-13

Disinfecting apparatus

#226
20170072355
2017-03-16

Atmosphere conditioning device

#227
20170056607
2017-03-02

Medicinal vapor filtration system

#228
20170043046
2017-02-16

Air Freshener Assembly

#229
20170028095
2017-02-02

AIR PURIFIER FOR BRINGING GAS INTO CONTACT WITH PLASMA-TREATED LIQUID

#230
20170021298
2017-01-26

HVAC home air filter

#231
20160377093
2016-12-29

Air blower

#232
20160367927
2016-12-22

Remote controllable air treatment apparatus

#233
20160367926
2016-12-22

Vapor device for filtering and testing material

#234
20160367925
2016-12-22

Air Analyzer, Treatment And Peer Networking Apparatus

#235
20160361677
2016-12-15

Air analyzer and treatment apparatus

#236
20160341467
2016-11-24

ACTIVE AIR FILTER ASSEMBLIES FOR REFRIGERATOR APPLIANCES

#237
20160331021
2016-11-17

Exhalation smoke filter mask

#238
20160317963
2016-11-03

HVAC home air filter

#239
20160175753
2016-06-23

Filtering medium for deodorizing filter

#240
20160166966
2016-06-16

Scent dispersing assembly

#241
20160114281
2016-04-28

Fluid filtration device and system

#242
20160114278
2016-04-28

Air purifier

#243
20160114277
2016-04-28

Air purifier

#244
20160114276
2016-04-28

Air purifier

#245
20160095290
2016-04-07

Animal Carrier For Vehicles

#246
20160067698
2016-03-10

Photocatalytic filter, method for manufacturing the same, and method for reactivating the same

#247
20150292755
2015-10-15

REMOVABLE, UNIVERSAL COVER FOR AIR DUCT REGISTER

#248
20150290350
2015-10-15

System for introducing fragrances into the interior of a vehicle

#249
20150273379
2015-10-01

Vent filter

#250
20150273378
2015-10-01

Air cleaner

#251
20150258481
2015-09-17

Modular Gas and Odor Filtering Device and Method

#252
20150165083
2015-06-18

Exhaust gas filter device

#253
20150114231
2015-04-30

Air Treatment Device

#254
20150059300
2015-03-05

Compact filter assembly for removing oil mist and odor from an airstream

#255
20150033952
2015-02-05

Smoke exhaust system for a cooking appliance

#256
20150033784
2015-02-05

Storage apparatus having air purifying module

#257
20150027313
2015-01-29

Filter assembly and filtering system having the same

#258
20150027091
2015-01-29

Fiber Reinforced Polymer (FRP) Structural Media Support for Odor Control Tank System

#259
20150000529
2015-01-01

CENTRAL AIR FRESHENER

#260
20140373719
2014-12-25

Air filtration apparatus

#261
20140190355
2014-07-10

AIR FILTER SCENT DISPENSER DEVICE

#262
20140170955
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