ClassID:

29463

B01D46/0043 - CPC Classification

Classification description:

Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding containing fixed gas displacement elements or cores

Recent Application in this class:
#1
20260151724
2026-06-04

AIR PURIFIER AND AIR PURIFYING METHOD

#2
20260034489
2026-02-05

MODULAR AIR FILTER ASSEMBLY

#3
20260007994
2026-01-08

Filter and Filter Assembly for Paint Overspray Capture

#4
20250327590
2025-10-23

FILTER FAN UNIT

#5
20250316503
2025-10-09

FILTER APPARATUS FOR SUBSTRATE TREATMENT APPARATUS AND CLEAN AIR SUPPLY METHOD

#6
20250303339
2025-10-02

Skimmer Separator System for Cotton Processing

#7
20250275667
2025-09-04

DISHWASHER

#8
20250235876
2025-07-24

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

#9
20250235064
2025-07-24

FILTERING DEVICES FOR EVACUATION STATIONS

#10
20250222549
2025-07-10

INTEGRATED DUST EXTRACTOR AND POWER TOOL

#11
20250222382
2025-07-10

Air Filter with Life Timing

#12
20250198641
2025-06-19

INDOOR AIR CLEANING SYSTEM

#13
20250161854
2025-05-22

COALESCING FILTER ELEMENT AND FILTER SYSTEM

#14
20250082131
2025-03-13

PORTABLE KITCHEN VENTILATOR USED FOR POT BODY

#15
20250075929
2025-03-06

INDOOR AIR CLEANING SYSTEM

#16
20250041781
2025-02-06

FILTER SYSTEMS WITH DIRTY AIR CHAMBER SPACER ELEMENTS AND METHODS OF USING THE SAME

#17
20250041779
2025-02-06

MULTIUSE HOME STATION

#18
20250025821
2025-01-23

SELF-CLEANING AIR FILTRATION APPARATUS AND METHOD

#19
20240350960
2024-10-24

Filter and Filter Assembly for Paint Overspray Capture

#20
20240286142
2024-08-29

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

#21
20240278161
2024-08-22

CHIMNEY FOR IMPACTOR NOZZLES AND INTEGRATED ASSEMBLY

#22
20240226789
2024-07-11

Apparatus for air purification and sanitization

#23
20240156318
2024-05-16

VACUUM CLEANER

#24
20240138638
2024-05-02

VACUUM CLEANING DEVICE

#25
20240123560
2024-04-18

Integrated dust extractor and power tool

#26
20240085031
2024-03-14

EXTRACTION DEVICE

#27
20240082773
2024-03-14

CONE AIR FILTER

#28
20240066428
2024-02-29

Industrial Washer with Exhaust System

#29
20240065307
2024-02-29

METHOD TO CHECK A COFFEE BEANS ROASTING SYSTEM

#30
20240042475
2024-02-08

DEVICE FOR REMOVING WET PAINT OVERSPRAY

#31
20240035703
2024-02-01

FAN FILTER ASSEMBLY

#32
20240033673
2024-02-01

AIR PURIFIER WITH INTEGRATED ELECTRONICS COOLING

#33
20240009611
2024-01-11

Multiuse home station

#34
20240001277
2024-01-04

Filtering apparatus for filtering air from an absorbent articles manufacturing process line

#35
20240001275
2024-01-04

FILTER GROUP

#36
20230381364
2023-11-30

Exhaled air purification unit and system for indoor multi-person venues or environments

#37
20230372857
2023-11-23

Filter systems with dirty air chamber spacer elements and methods of using the same

#38
20230356134
2023-11-09

Filter and filter assembly for paint overspray capture

#39
20230347273
2023-11-02

PRE-FILTER MODULES FOR IMPROVING AIR QUALITY

#40
20230338603
2023-10-26

DEVICE FOR GENERATING UPWARDLY BLOWING AIR CURTAIN

#41
20230331071
2023-10-19

Vehicle Air-Conditioning Apparatus

#42
20230330583
2023-10-19

Filter arrangement for filtering dust-laden air generated by a hand-guided power tool and power tool arrangement comprising a hand-guided power tool and such a filter arrangement

#43
20230301478
2023-09-28

Handheld Vacuum Cleaner With Removable Filter

#44
20230292826
2023-09-21

Personal Smoke Filter Device comprising a Pre-Filter

#45
20230277717
2023-09-07

UV-C LIGHT IN THE VENTILATOR UNIT OF INDIVIDUALLY VENTILATED CAGING SYSTEM

#46
20230272932
2023-08-31

AIR CLEANER AND METHOD FOR CONTROLLING THE AIR CLEANER

#47
20230263351
2023-08-24

Filter device and method for dedusting same

#48
20230233045
2023-07-27

VACUUM CLEANER FOR AIR POLLUTION PREVENTION

#49
20230219028
2023-07-13

POWER TOOL INCLUDING AN AIR FILTER AND DEBRIS COLLECTOR

#50
20230211269
2023-07-06

DUST COLLECTOR APPARATUS

#51
20230210345
2023-07-06

DISHWASHER

#52
20230202265
2023-06-29

NEBULIZER SYSTEM FOR A MOTOR VEHICLE

#53
20230149939
2023-05-18

System and method for providing a food recycler

#54
20230129640
2023-04-27

Food waste disposer

#55
20230129044
2023-04-27

Exhaled air purification unit and system for indoor multi-person venues or environments

#56
20230099596
2023-03-30

SYSTEM AND METHOD FOR A WEARABLE AIR FILTRATION DEVICE

#57
20230066089
2023-03-02

Dust mitigation system

#58
20230064531
2023-03-02

POWERED VEHICLE COMBINING DUST COLLECTION, OVERLAY MIXING AND SPREADING

#59
20230017750
2023-01-19

EXHALED AIR PURIFICATION UNIT AND SYSTEM FOR INDOOR MULTI-PERSON VENUES OR ENVIRONMENTS

#60
20230013225
2023-01-19

DISHWASHER

#61
20230010550
2023-01-12

Filtering devices for evacuation stations

#62
20220410064
2022-12-29

AIR PURIFIER

#63
20220410059
2022-12-29

Self-cleaning air filtration apparatus and method

#64
20220410058
2022-12-29

Self-cleaning air filtration apparatus and method

#65
20220373196
2022-11-24

AIR-CONDITIONING SYSTEM

#66
20220370940
2022-11-24

AEROSOL REMOVAL

#67
20220364748
2022-11-17

Indoor air pollution prevention system

#68
20220364737
2022-11-17

INTERNAL CIRCULATION TYPE LAMPBLACK PURIFIER

#69
20220356633
2022-11-10

DEBRIS COLLECTION APPARATUS

#70
20220347693
2022-11-03

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

#71
20220339573
2022-10-27

AIR CLEANER

#72
20220323895
2022-10-13

Air cleaner assemblies and methods of use

#73
20220314384
2022-10-06

Integrated dust extractor and power tool

#74
20220274143
2022-09-01

DUST SOLIDIFICATION SYSTEM AND DUST SOLIDIFICATION METHOD

#75
20220268466
2022-08-25

Collapsible Smoke Containment Apparatus

#76
20220265888
2022-08-25

AIR PURIFYING DEVICE

#77
20220242799
2022-08-04

SYSTEM AND DEVICE FOR COMPOSTING

#78
20220241918
2022-08-04

A Dust Container Arrangement for Construction Sites

#79
20220233991
2022-07-28

Multiuse home station

#80
20220233740
2022-07-28

Exhaled air purification unit and system for indoor multi-person venues or environments

#81
20220229035
2022-07-21

Method and system for rapidly predicting foaming tendency of edible frying oil

#82
20220212199
2022-07-07

System and method for providing a food recycler

#83
20220211234
2022-07-07

VACUUM CLEANER

#84
20220184539
2022-06-16

Apparatus for air purification and sanitization

#85
20220176168
2022-06-09

SMART MASKS

#86
20220168677
2022-06-02

MACHINE PROTECTION FRAME DEVICE WITH FUNCTION OF AIR FILTERING

#87
20220161175
2022-05-26

Device for decontaminating a region and verifying decontamination of the region

#88
20220152545
2022-05-19

Rankine vortex particle separator systems and methods

#89
20220152321
2022-05-19

SYSTEM AND METHOD FOR SMOKE REMOVAL IN A GAS RECIRCULATION SYSTEM

#90
20220152266
2022-05-19

DEVICE FOR PURIFICATION, STERILIZATION AND DEODORIZATION OF AIR

#91
20220151449
2022-05-19

VACUUM CLEANER

#92
20220151089
2022-05-12

ELECTRONIC CABINET, AND AIR INLET THEREFORE

#93
20220148557
2022-05-12

Noise control

#94
20220126132
2022-04-28

TIGHT FITTING RESPIRATOR WITH EXHALATION FILTER AND EXHALATION FILTER FOR TIGHT FITTING RESPIRATOR

#95
20220118390
2022-04-21

Cone air filter

#96
20220096990
2022-03-31

Patient aerosol protection

#97
20220090820
2022-03-24

Air filter device

#98
20220088519
2022-03-24

Air purifier

#99
20220088421
2022-03-24

Air Purification System

#100
20220054867
2022-02-24

SMART MASKS

#101
20220047983
2022-02-17

Elevators and outdoor intake HEPA filtration systems

#102
20220047980
2022-02-17

SELF-CONTAINED SURGICAL SMOKE DETOXIFIER

#103
20220047977
2022-02-17

AIR FILTRATION SYSTEM, AIR FILTRATION DEVICE, AND AIR FILTRATION MODULE FOR USE THEREWITH

#104
20220039622
2022-02-10

Cleaning device having vacuum cleaner and docking station

#105
20220016558
2022-01-20

Air purification device

#106
20220008860
2022-01-13

System for sampling, testing and filtering air for contaminants

#107
20220008859
2022-01-13

Ambient air purifying device and use of a filter element in an ambient air purifying device

#108
20220001389
2022-01-06

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

#109
20210402337
2021-12-30

Filter systems with dirty air chamber spacer elements and methods of using the same

#110
20210401248
2021-12-30

VACUUM CLEANER AND FILTER ASSEMBLY

#111
20210386900
2021-12-16

Exhaled air purification unit and system for indoor multi-person venues or environments

#112
20210379524
2021-12-09

Air purifier

#113
20210379424
2021-12-09

Smile-Through™ transparent smart mask

#114
20210362086
2021-11-25

METHOD OF AUTOMATICALLY FOLLOWING HUMAN FOR PURIFYING AIR NEARBY

#115
20210354069
2021-11-18

Air filter assembly with a permeable baffle

#116
20210348770
2021-11-11

KITCHEN VENTILATION SYSTEM

#117
20210346830
2021-11-11

Electronic microbicidal air filter

#118
20210339182
2021-11-04

MODULARIZED DUST COLLECTOR SYSTEM AND CONTROL METHOD THEREOF

#119
20210330168
2021-10-28

Robotic vacuum cleaner and docking station for a robotic vacuum cleaner

#120
20210330167
2021-10-28

Robotic vacuum cleaner and docking station for a robotic vacuum cleaner

#121
20210330156
2021-10-28

Robotic vacuum cleaner and docking station for a robotic vacuum cleaner

#122
20210330155
2021-10-28

Robotic vacuum cleaner and docking station for a robotic vacuum cleaner

#123
20210330097
2021-10-28

Sneeze guard air curtain attachment

#124
20210322913
2021-10-21

AIR FILTER DIVERTER

#125
20210322799
2021-10-21

Z-SHIELD FILTERED AIR PROTECTIVE SYSTEM

#126
20210291100
2021-09-23

Chimney for impactor nozzles and integrated assembly

#127
20210275715
2021-09-09

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

#128
20210252445
2021-08-19

AIR FILTER UNIT AND AIR CONDITIONER

#129
20210246853
2021-08-12

Air supply arrangement for supplying air to an internal combustion engine

#130
20210245088
2021-08-12

Miniature gas detection and purification device

#131
20210229019
2021-07-29

Filter device and method for switching on and/or switching off such filter device

#132
20210229016
2021-07-29

FILTER DEVICE AND METHOD FOR MOUNTING SUCH A FILTER DEVICE

#133
20210205745
2021-07-08

Orifice-defining entry plate with support brace for filtration device

#134
20210197109
2021-07-01

AIR FILTRATION DEVICE

#135
20210178306
2021-06-17

AROMATHERAPY MACHINE FOR AIR PURIFICATION

#136
20210154677
2021-05-27

System and method for infusion and desiccation of foodstuffs

#137
20210154676
2021-05-27

System and method for infusion and desiccation of foodstuffs

#138
20210154613
2021-05-27

Filter arrangement for filtering dust-laden air generated by a hand- guided power tool and power tool arrangement

#139
20210154611
2021-05-27

Filter cartridge comprising a flow guiding device protruding from a filter element, filter system and method for cleaning a filter cartridge

#140
20210146292
2021-05-20

Filter and filter assembly for paint overspray capture

#141
20210129063
2021-05-06

Filter for purifying an air stream

#142
20210114113
2021-04-22

AIRFLOW ADJUSTMENT

#143
20210086123
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

#144
20210086122
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

#145
20210060472
2021-03-04

FLOW OPTIMIZED FILTER

#146
20210060471
2021-03-04

AIR CLEANER

#147
20210016217
2021-01-21

Air/oil separator

#148
20210008481
2021-01-14

Dust collector having vertical filters and a filter carriage

#149
20200398208
2020-12-24

Divided flow guiding device, centering device, filter unit, method for assembling a filter unit and method for cleaning

#150
20200376424
2020-12-03

HIGH EFFICIENCY PARTICULATE AIR FILTRATION SYSTEM

#151
20200370768
2020-11-26

Air treatment device for a ventilation air inlet

#152
20200353474
2020-11-12

System and method for infusion and desiccation of foodstuffs

#153
20200353473
2020-11-12

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

#154
20200353399
2020-11-12

Smoke evacuation system fluid trap

#155
20200346160
2020-11-05

Filter module comprising a filter element in a filter housing

#156
20200340680
2020-10-29

Air purifier

#157
20200338490
2020-10-29

Filtering Detection Device

#158
20200325670
2020-10-15

Toilet odor elimination device

#159
20200324239
2020-10-15

AIR CLEANER

#160
20200324238
2020-10-15

Filter cartridge assembly having fluid management structure

#161
20200316513
2020-10-08

FAN COIL AND AIR CLEANING SYSTEM

#162
20200300485
2020-09-24

Air purifier

#163
20200298169
2020-09-24

Air purifier and air purifying system

#164
20200298168
2020-09-24

Air purifying system and method for controlling the air purifying system

#165
20200298165
2020-09-24

Air purifier

#166
20200298160
2020-09-24

Air purifier and purifying system

#167
20200297538
2020-09-24

Combination air filter and goggles

#168
20200290100
2020-09-17

Safety cabinet

#169
20200269661
2020-08-27

Nebulizer system for a motor vehicle

#170
20200254374
2020-08-13

Cone air filter

#171
20200214760
2020-07-09

Filter connection for a smoke evacuation device

#172
20200155992
2020-05-21

Air-conditioning device having dust removing function

#173
20200122073
2020-04-23

Filter systems with dirty air chamber spacer elements and methods of using the same

#174
20200094182
2020-03-26

DUST COLLECTOR HAVING VERTICAL FILTERS AND A FILTER CARRIAGE

#175
20200070082
2020-03-05

Power tool including an air filter and debris collector

#176
20200031204
2020-01-30

Road vehicle having an ambient air purification device, ambient air purification device and filter element

#177
20190360706
2019-11-28

Air conditioner with air purifying function

#178
20190343264
2019-11-14

Source capture apparatus for manicure tables

#179
20190336901
2019-11-07

SIDE-DISCHARGE TYPE NONDIRECTIONAL AIR PURIFIER

#180
20190336899
2019-11-07

Environmental air cleaning device, road vehicle having environmental air cleaning device, and filter element

#181
20190307006
2019-10-03

Waterproof cover

#182
20190247778
2019-08-15

Divided flow guiding device, kit comprising base body and end piece of a flow guiding device, filter unit and method for cleaning

#183
20190232994
2019-08-01

Stroller cover

#184
20190232210
2019-08-01

Air cleaning system and method for controlling the same

#185
20190168150
2019-06-06

Fan assembly

#186
20190160412
2019-05-30

Ventilating device

#187
20190160409
2019-05-30

Smoke evacuation system fluid trap

#188
20190159827
2019-05-30

Filter connection for a smoke evacuation device

#189
20190159826
2019-05-30

Smoke evacuation device inlet and outlet manifolds

#190
20190151786
2019-05-23

Dust collector having vertical filters and a filter carriage

#191
20190134546
2019-05-09

Round filter element, in particular for gas filtration

#192
20190118128
2019-04-25

AIR PURIFICATION APPARATUS FOR INDOOR WINDOW VENT

#193
20190060817
2019-02-28

Air purifier

#194
20180318743
2018-11-08

Air filtration for a mobile mining machine

#195
20180280858
2018-10-04

Drum media holding band for filtration system

#196
20180258890
2018-09-13

Air intake device for engines

#197
20180257025
2018-09-13

Flow-optimized desiccant cartridge

#198
20180200398
2018-07-19

DEODORIZING STORAGE CONTAINER

#199
20180154296
2018-06-07

Cleanroom workstation particle capture system

#200
20180154293
2018-06-07

FILTER MOUNTS FOR A PORTABLE FAN AND METHODS FOR MOUNTING A FILTER TO A PORTABLE FAN

#201
20180085699
2018-03-29

Air filter for internal combustion engines

#202
20180065071
2018-03-08

Bag filter filtration and dust collecting apparatus for preventing dust accumulation

#203
20180036666
2018-02-08

Cone air filter

#204
20180021712
2018-01-25

Filter systems with dirty air chamber spacer elements and methods of using the same

#205
20170363111
2017-12-21

Portable, low-power air filtration system

#206
20170361260
2017-12-21

Air cleaner assemblies and methods of use

#207
20170350610
2017-12-07

A SYSTEM AND METHOD FOR CONTROL OF IN-DOOR VENTILATION

#208
20170328315
2017-11-16

AIR FILTER FOR AN ENGINE

#209
20170246574
2017-08-31

Oil separator

#210
20170225112
2017-08-10

Filter chambers and self-cleaning apparatus for vacuum systems

#211
20170209891
2017-07-27

DEVICE FOR REMOVING WET PAINT OVERSPRAY

#212
20160325218
2016-11-10

Air cleaner

#213
20160310877
2016-10-27

Fluid filtration and particle concentration device and methods

#214
20160158684
2016-06-09

Filtering device, particularly for filtering air contaminated by oily mists, vapors, aerosols and the like

#215
20160001212
2016-01-07

ROOM AIR PURIFIER

#216
20150298038
2015-10-22

Filter systems with dirty air chamber spacer elements and methods of using the same

#217
20150231964
2015-08-20

Filter device and arrangement for ventilating a tank comprising a filter device

#218
20150174518
2015-06-25

Filter element with filter pockets

#219
20150159599
2015-06-11

Air filtration system for an engine

#220
20150135666
2015-05-21

Tank venting filter

#221
20130305926
2013-11-21

Filter systems with dirty air chamber spacer elements and methods of using the same

#222
20130276633
2013-10-24

Adsorber element, ring filter element

#223
20130232928
2013-09-12

Filter element for an air inlet system

#224
20130205726
2013-08-15

Oil mist separator

#225
20130097978
2013-04-25

Exhaust gas purification device

#226
20120159911
2012-06-28

CRANKCASE FILTER

#227
20120137876
2012-06-07

Room air purifier

#228
20110315018
2011-12-29

Liquid separator

#229
20110308392
2011-12-22

Apparatus and method for filtering sectioning wastes of a microtome that are present in an air stream

#230
20110308334
2011-12-22

Apparatus and method for filtering sectioning wastes of a microtome that are present in an air stream

#231
20110239892
2011-10-06

FILTER DEVICE AND GAS GENERATOR HAVING A FILTER DEVICE

#232
20110220586
2011-09-15

Fluid filtration and particle concentration device and methods

#233
20110062072
2011-03-17

Filter with main and supplemental filter elements and optional bubble breaker

#234
20110030558
2011-02-10

DUST COLLECTOR, FILTRATION ARRANGMENT, AND METHODS

#235
20100296971
2010-11-25

Medium treatment using ultraviolet light

#236
20100275558
2010-11-04

Filter device, particularly for filtering gaseous fluids

#237
20100224069
2010-09-09

Filter device for hydrocarbon adsorption

#238
20100180856
2010-07-22

Air filter device

#239
20100132318
2010-06-03

RETAINER CONE AND BAG FILTER RETAINER PROVIDED WITH THE SAME

#240
20100050874
2010-03-04

Exhaust after treatment system and method

#241
20100000186
2010-01-07

Air filtration for aircraft ground support equipment

#242
20090209188
2009-08-20

Device for removing wet paint overspray

#243
20090199716
2009-08-13

Apparatus and method for filtering sectioning wastes of a microtome that are present in an air stream

#244
20090188220
2009-07-30

Compact filter

#245
20090133371
2009-05-28

Air filter having an air filter housing, use of an air filter, method for designing an air filter, and method for operating an air filter

#246
20090127184
2009-05-21

Flow-Through Device for The Treatment of a Fluid and Flow-Through Element Used Thereby

#247
20090126325
2009-05-21

Particulate filter and method for its assembly

#248
20090038278
2009-02-12

Flow-through device and cartridge applied thereby

#249
20090026115
2009-01-29

ANGLE ROD SCREEN DESIGN

#250
20090020011
2009-01-22

Airflow reducing and redirecting arrangement for industrial baghouse

#251
20090014361
2009-01-15

Angle rod screen design

#252
20090002182
2009-01-01

In-line smoke attenuator

#253
20080314005
2008-12-25

Vacuum cleaner filter bag and use of said bag

#254
20080145288
2008-06-19

Angle rod screen design

#255
20080142425
2008-06-19

Filter systems

#256
20080022639
2008-01-31

Filter and method of using the same

#257
20080011673
2008-01-17

Modified Direct Flow Filter

#258
20080011672
2008-01-17

Direct Flow Filter Including Auxiliary Filter

#259
20080000205
2008-01-03

Air cleaner including an improved airflow path

#260
20070245700
2007-10-25

AIR FILTERING DEVICE

#261
20070169450
2007-07-26

Low resistance air filter device

#262
20060245986
2006-11-02

Exhaust system with spin-capture retention of aftertreatment element

#263
20060112666
2006-06-01

Filter having inlet portion with diffuser elements

#264
20060011065
2006-01-19

Inlet nozzle for oxygen concentrator

#265
20050284115
2005-12-29

Automobile exhaust pipe filter

#266
20050211232
2005-09-29

Valve arrangement, closed crankcase system, and methods

#267
20050172588
2005-08-11

Particulate filter assembly

#268
20050160915
2005-07-28

Cassette filter

#269
20050160707
2005-07-28

Filter assembly comprising filter elements and a filter grid

#270
20050050867
2005-03-10

Portable power working machine

#271
20050000201
2005-01-06

Apparatus for and method of trapping products in exhaust gas

#272
18208525
2024-08-27

Positive pressure air cleaning apparatus for a crankcase ventilation system

#273
16927719
2020-12-29

Passenger elevator air purification system

#274
16895741
2020-12-22

Air filtration system, air filtration device, and air filtration module for use therewith