ClassID:

30718

B01D2279/65 - CPC Classification

Classification description:

Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for the sterilisation of air

Recent Application in this class:
#1
20260126207
2026-05-07

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

#2
20260108836
2026-04-23

FILTER ELEMENT AND METHOD FOR MANUFACTURING FILTER ELEMENT

#3
20260102725
2026-04-16

Device for Medical Room Disinfection

#4
20260098648
2026-04-09

INDOOR AIR POLLUTION-FREE CLEANROOM SYSTEM ACHIEVING ARTIFICIAL INTELLIGENCE GREEN AND HEALTH BUILDING STANDARDS

#5
20260077288
2026-03-19

AIR WASHER THAT FACILITATES THE REPLACEMENT OF THE FILTER ASSEMBLY

#6
20260077086
2026-03-19

FLUID PURIFICATION SYSTEMS AND METHODS

#7
20260077084
2026-03-19

PORTABLE APPARATUS AND SYSTEM FOR INDOOR AIRBORNE PATHOGEN CONTROL

#8
20260062181
2026-03-05

MULTISTAGE VALVE SYSTEM FOR MULTIDOSE BOTTLES

#9
20260053970
2026-02-26

AIR STERILISATION UNIT AND METHOD FOR STERILISING AIR

#10
20260049728
2026-02-19

POSITIVE PRESSURE CONTROL METHOD OF INDOOR AIR CLEANING NETWORK MECHANISM SYSTEM

#11
20250319226
2025-10-16

A DISINFECTANT FOGGING AND FILTERING DEVICE

#12
20250312722
2025-10-09

Scented Air Filter Device and Method of Use

#13
20250303363
2025-10-02

PORTABLE AIR PURIFIER

#14
20250303337
2025-10-02

MOBILE PURIFICATION DEVICE HAVING HEATED FILTER FOR KILLING BIOLOGICAL SPECIES, INCLUDING COVID-19

#15
20250288930
2025-09-18

AN ANTIMICROBIAL HVAC FILTER

#16
20250281867
2025-09-11

PURIFICATION DEVICE HAVING HEATED FILTER FOR KILLING BIOLOGICAL SPECIES, INCLUDING COVID-19

#17
20250269310
2025-08-28

ULTRAVIOLET RADIATION MATRIX MEMBRANE APPARATUS, SYSTEM AND METHODS THEREOF

#18
20250262651
2025-08-21

BIOSAFETY CABINET WITH DIVIDED PLENUM

#19
20250256232
2025-08-14

FILTER ELEMENT WITH AN ANTI-MICROBIAL FINISH AND A FINE FILTER LAYER

#20
20250235809
2025-07-24

AIR PURIFICATION SYSTEM

#21
20250230951
2025-07-17

AIR PURIFIER AND AIR VENTILATION DEVICE HAVING THE SAME

#22
20250229206
2025-07-17

AIR CLEANING MODULE AND AIR CLEANING DEVICE

#23
20250222286
2025-07-10

GAS DELIVERY APPARATUS FOR NASAL APPLICATION

#24
20250205626
2025-06-26

Air Filter Using Himalayan Salt

#25
20250198641
2025-06-19

INDOOR AIR CLEANING SYSTEM

#26
20250189169
2025-06-12

REPLACEABLE UV LAMP CARTRIDGE FOR AIR PURIFICATION SYSTEMS

#27
20250186927
2025-06-12

Detoxification Device Having Heated Filter for Killing Pathogens

#28
20250186920
2025-06-12

PREPARATION METHOD OF BISMUTH ION FILTER MEMBRANE AND APPLICATION THEREOF

#29
20250180223
2025-06-05

OIL SMOKE EXTRACTION DEVICE, AND INDUCTION HOB INTEGRATED COOKER

#30
20250177899
2025-06-05

AIR PURIFIER AND AIR PURIFYING APPARATUS COMPRISING SAME

#31
20250177897
2025-06-05

FILTRATION MEMBER FOR ANTIVIRAL AIR FILTER

#32
20250135387
2025-05-01

VENTILATION APPARATUS

#33
20250135386
2025-05-01

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

#34
20250121324
2025-04-17

AIR PURIFIER USING WATERING

#35
20250116098
2025-04-10

PORTABLE AIR FILTRATION ASSEMBLY FOR TOILETS

#36
20250075929
2025-03-06

INDOOR AIR CLEANING SYSTEM

#37
20250067459
2025-02-27

INDOOR AIR CLEANING SYSTEM

#38
20250032966
2025-01-30

PATHOGEN DEACTIVATING AIR FILTER SYSTEMS

#39
20250025819
2025-01-23

V-BANK FILTER

#40
20250020355
2025-01-16

INDOOR AIR POLLUTION PREVENTION SYSTEM

#41
20250020354
2025-01-16

INDOOR AIR POLLUTION PREVENTION SYSTEM

#42
20250012058
2025-01-09

AN ATMOSPHERIC WATER GENERATING DEVICE AND A METHOD OF ACTIVE OR ADAPTIVE ATMOSPHERIC WATER GENERATION

#43
20250009581
2025-01-09

Protective isolation hood

#44
20240418392
2024-12-19

AIR TREATMENT SYSTEM INCLUDING AIR OUTLETS WITH LAMINAR FLOW

#45
20240416266
2024-12-19

SYSTEM AND METHOD FOR REDUCING AIRBORNE PATHOGENS AND CONTAMINANTS IN EXHALED AIR FROM A PERSON

#46
20240416265
2024-12-19

FILTER STRUCTURE

#47
20240416264
2024-12-19

GERMICIDAL DEVICE FOR AIR AND FOR LIQUIDS

#48
20240410615
2024-12-12

BASEBOARD VENT ASSEMBLY AND METHOD OF USE

#49
20240410604
2024-12-12

FURNITURE ITEM WITH INTEGRATED AIR FILTRATION SYSTEM

#50
20240408542
2024-12-12

AIR PURIFIER WITH FUNCTION OF INACTIVATING COLLECTED PATHOGENS IN FILTER PORTION

#51
20240382889
2024-11-21

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

#52
20240367097
2024-11-07

AIR POLISHER PHOTONIC TARGET CHAMBER AND SYSTEM USING SAME

#53
20240342519
2024-10-17

GAS PURIFICATION APPARATUS FOR NASAL APPLICATION

#54
20240325975
2024-10-03

FILTER MODULE AND AIR PURIFIER WITH THE SAME

#55
20240307808
2024-09-19

Air Filter and Method for Manufacturing an Air Filter

#56
20240278172
2024-08-22

ELECTROSPUN POLYMERIC NANOFIBER FILTER MATERIAL AND DEVICES

#57
20240261799
2024-08-08

Air cleaner, air cleaner system, and air-conditioning apparatus

#58
20240238714
2024-07-18

AIR CLEANING DEVICE AND CONTROL METHOD THEREOF

#59
20240226789
2024-07-11

Apparatus for air purification and sanitization

#60
20240189083
2024-06-13

SYSTEMS AND METHODS FOR PRODUCING A CONTROLLED OPERATING ENVIRONMENT

#61
20240173667
2024-05-30

PLASMA FILTER FACILITY, ELECTRODE FACILITY AND METHOD FOR OPERATING A PLASMA FILTER FACILITY

#62
20240157016
2024-05-16

UV Air Purifier With Baffle System

#63
20240091790
2024-03-21

EXTERNALLY-MOUNTED AND DETACHABLE AIR PURIFICATION LAMP FITTING

#64
20240091694
2024-03-21

ROBOT AIR FILTER

#65
20240091692
2024-03-21

AIR PURIFICATION MODULE AND AIR PURIFICATION SYSTEM INCLUDING THE SAME

#66
20240085031
2024-03-14

EXTRACTION DEVICE

#67
20240075420
2024-03-07

Self-Validating Purification System with Automated Operational and Efficacy Testing

#68
20240058738
2024-02-22

PORTABLE BREATHING AIR FILTERING DEVICE AND METHOD

#69
20240042364
2024-02-08

AIR PURIFIER WITH ROTATABLE FILTER

#70
20240041045
2024-02-08

GRAPHENE-SILVER NANOCOMPOSITES AND USES FOR SAME AS AN ANTIMICROBIAL COMPOSITION

#71
20240033671
2024-02-01

COMPLEX AIR PURIFIER HAVING STERILIZATION FUNCTION

#72
20240033392
2024-02-01

Portable Pathogen-Disinfecting Air Filter

#73
20240019161
2024-01-18

AIR POLLUTION PREVENTION SYSTEM

#74
20240017195
2024-01-18

AIR PURIFIER

#75
20240001278
2024-01-04

CENTRAL CONTROLLER FOR COMPLETELY CLEANING INDOOR AIR POLLUTION

#76
20240000990
2024-01-04

Air Decontamination and Self-Renewing Purification System Utilizing a Filter

#77
20230392824
2023-12-07

SOUND-REDUCING AIR PURIFICATION UNIT

#78
20230390684
2023-12-07

SIDELOAD DISINFECTING MODULAR FILTRATION SYSTEM

#79
20230390444
2023-12-07

MATERIAL, DEVICE, AND METHOD FOR DEACTIVATING PATHOGEN IN AEROSOL, AND METHODS FOR MANUFACTURING THEREOF

#80
20230381364
2023-11-30

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

#81
20230372747
2023-11-23

PERSONAL PROTECTIVE ANTI-VIRAL FACE MASK

#82
20230356133
2023-11-09

Mobile Purification Device Having Heated Filter for Killing Biological Species, Including COVID-19

#83
20230356123
2023-11-09

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

#84
20230347280
2023-11-02

FLUID TREATMENT APPARATUS

#85
20230338605
2023-10-26

AN AIR PURIFICATION SYSTEM AND METHOD

#86
20230338603
2023-10-26

DEVICE FOR GENERATING UPWARDLY BLOWING AIR CURTAIN

#87
20230311046
2023-10-05

IMPROVEMENTS IN OR RELATING TO FILTERS

#88
20230296284
2023-09-21

INTEGRATED VENTILATION REGISTER FILTER

#89
20230277717
2023-09-07

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

#90
20230276794
2023-09-07

MESH MATERIALS FOR CONTROLLED RELEASE OF ANTIVIRALS, METHOD AND USE

#91
20230264133
2023-08-24

Robot air filter

#92
20230250623
2023-08-10

Portable air filtration assembly for toilets

#93
20230249154
2023-08-10

ANTI-VIRAL GRANULAR ACTIVATED CARBON FOR GAS PHASE FILTRATION APPLICATIONS

#94
20230248876
2023-08-10

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

#95
20230248873
2023-08-10

AIR PURIFIERS

#96
20230233976
2023-07-27

EXHAUST FAN FOR PREVENTING AIR POLLUTION

#97
20230233045
2023-07-27

VACUUM CLEANER FOR AIR POLLUTION PREVENTION

#98
20230211269
2023-07-06

DUST COLLECTOR APPARATUS

#99
20230190983
2023-06-22

DEVICE FOR AIR PURIFICATION, INCORPORATED INTO A VEHICLE

#100
20230190978
2023-06-22

ANTI-MICROBIAL FILTER

#101
20230184635
2023-06-15

AIR PURIFIER

#102
20230182060
2023-06-15

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

#103
20230182055
2023-06-15

PURIFIER

#104
20230181943
2023-06-15

RESPIRATOR MASK FOR LONG-TERM USE

#105
20230173423
2023-06-08

USE OF PHOTOTHERMAL AGENTS IN AIR FILTERS

#106
20230173419
2023-06-08

Laser-induced graphene filters and methods of making and using same

#107
20230158344
2023-05-25

BREATHING MASK WITH PARTICLE FILTER

#108
20230158197
2023-05-25

UV-LIGHT AIR PURIFYING APPARATUS

#109
20230158193
2023-05-25

Air purifiers

#110
20230145721
2023-05-11

AIR PURIFICATION DEVICE

#111
20230143870
2023-05-11

Air filtration system and method

#112
20230142973
2023-05-11

WEARABLE DEVICES FOR TREATING AIR FOR INHALATION AND EXHALATION

#113
20230135879
2023-05-04

Antiviral commode

#114
20230129044
2023-04-27

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

#115
20230127531
2023-04-27

FILTER

#116
20230124578
2023-04-20

Detoxification device having heated filter for killing pathogens

#117
20230106998
2023-04-06

FILTER UNIT FOR A COMPRESSOR

#118
20230085459
2023-03-16

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

#119
20230075460
2023-03-09

Apparatus for inactivation of airborne pathogens

#120
20230073579
2023-03-09

Sterilization device, air filter, and filtration system

#121
20230073240
2023-03-09

AIR PURIFIER

#122
20230067989
2023-03-02

WALL-MOUNTED AIR PURIFIER

#123
20230017750
2023-01-19

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

#124
20230012789
2023-01-19

Ultra-fine particle aggregation, neutralization and filtration

#125
20230001039
2023-01-05

Air decontamination and self-renewing purification system utilizing a filter

#126
20220410064
2022-12-29

AIR PURIFIER

#127
20220410050
2022-12-29

PORTABLE APPARATUS AND SYSTEM FOR INDOOR AIRBORNE PATHOGEN CONTROL

#128
20220395603
2022-12-15

Airborne virus, fungi, bacteria and other microorganisms air sterilization system

#129
20220378638
2022-12-01

AEROMEDICAL BIO-CONTAINMENT MODULE

#130
20220362701
2022-11-17

Air Purification and Decontamination Devices, Systems, and Methods

#131
20220355233
2022-11-10

PATHOGEN SURVEILLANCE SYSTEMS AND CORRESPONDING METHODS

#132
20220339573
2022-10-27

AIR CLEANER

#133
20220323894
2022-10-13

AIR SANITIZATION APPARATUS AND OPERATING METHOD THEREOF

#134
20220307715
2022-09-29

SYSTEM AND METHOD FOR THE MITIGATION OF RISK OF EXPOSURE TO CONTAMINANTS AND PROVIDING INFORMATION THEREOF

#135
20220297039
2022-09-22

Surface-enhanced copper filter for air purification and system and method for using

#136
20220290891
2022-09-15

Air purifier and air ventilation device having the same

#137
20220288267
2022-09-15

Replaceable uv lamp cartridge for air purification systems

#138
20220280674
2022-09-08

Filter and filtering system including the same

#139
20220265888
2022-08-25

AIR PURIFYING DEVICE

#140
20220249885
2022-08-11

Pathogen capture using active surface modification

#141
20220233987
2022-07-28

ULTRAVIOLET RADIATION MATRIX MEMBRANE APPARATUS, SYSTEM AND METHODS THEREOF

#142
20220233740
2022-07-28

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

#143
20220211897
2022-07-07

FLUID PURIFICATION SYSTEMS AND METHODS

#144
20220203288
2022-06-30

Systems and methods for optimization of occupied space comfort, air quality, and energy consumption

#145
20220203284
2022-06-30

AIR FILTRATION SYSTEM

#146
20220203142
2022-06-30

Face mask with Microporous Filter Membrane Layer

#147
20220184544
2022-06-16

Detoxification device having heated filter for killing pathogens

#148
20220184542
2022-06-16

Portable air purifier

#149
20220184540
2022-06-16

Air cleaner

#150
20220184539
2022-06-16

Apparatus for air purification and sanitization

#151
20220176292
2022-06-09

Wall-mounted air purifier

#152
20220176291
2022-06-09

WALL-MOUNTED AIR PURIFIER

#153
20220176287
2022-06-09

WALL-MOUNTED AIR PURIFIER

#154
20220170661
2022-06-02

Feedback-driven air treatment system for new and existing buildings

#155
20220168682
2022-06-02

Universal bacteria filter apparatus for oxygen concentrators

#156
20220161175
2022-05-26

Device for decontaminating a region and verifying decontamination of the region

#157
20220161064
2022-05-26

Filtered Air Supply Assembly

#158
20220153517
2022-05-19

Device, system and method for compressing waste

#159
20220152592
2022-05-19

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

#160
20220152540
2022-05-19

MICROWAVE ENHANCED AIR DISINFECTION SYSTEM

#161
20220152266
2022-05-19

DEVICE FOR PURIFICATION, STERILIZATION AND DEODORIZATION OF AIR

#162
20220136717
2022-05-05

Systems and methods for correlating indoor air quality data and trends to pathogen remediation

#163
20220125986
2022-04-28

Air purifier having ultraviolet disinfection means

#164
20220118389
2022-04-21

Air purification system for passenger transport cabin

#165
20220118288
2022-04-21

PERSONAL VENTILATION DEVICE AND METHOD FOR DELIVERING SANITIZED AIR TO PERSONAL BREATHING SPACE

#166
20220111323
2022-04-14

Bernoulli air processing system

#167
20220105457
2022-04-07

AIR PURIFICATION SYSTEM

#168
20220096975
2022-03-31

Nanofiber filter medium for reusable facemask and filtering facepiece respirator

#169
20220096701
2022-03-31

Air purification and disinfection apparatus and methods of use

#170
20220088421
2022-03-24

Air Purification System

#171
20220080232
2022-03-17

Respiratory face mask for improved communications

#172
20220062664
2022-03-03

Potential Feedback Human Breath Filtration Device

#173
20220062483
2022-03-03

AIR PURIFICATION FILTER AND METHOD OF PRODUCING THE SAME

#174
20220047767
2022-02-17

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

#175
20220040625
2022-02-10

V-Bank filter

#176
20220040620
2022-02-10

UV ENABLED FINS ENCAPSULATION SYSTEM

#177
20220032225
2022-02-03

PHOTOCATALYTIC FILTER MODULE AND AIR PURIFIER INCLUDING THE SAME

#178
20220032224
2022-02-03

Portable air purifier

#179
20220032223
2022-02-03

Portable air filtration and air dispersion system and method

#180
20220026067
2022-01-27

Candle blowing apparatus

#181
20220023790
2022-01-27

NECK-MOUNTED AIR PURIFIER

#182
20220023787
2022-01-27

Isolation ward structure

#183
20220016559
2022-01-20

"Healthy Home Air Purification System"

#184
20220016558
2022-01-20

Air purification device

#185
20220010987
2022-01-13

AIR FILTRATION APPARATUS FOR REMOVING VIRUS PARTICLES

#186
20220008860
2022-01-13

System for sampling, testing and filtering air for contaminants

#187
20220008601
2022-01-13

AIR PURIFIER

#188
20220001317
2022-01-06

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

#189
20210402338
2021-12-30

H2O2 Filter Media Cleaning

#190
20210396405
2021-12-23

CENTRALIZED AEROSOL SOURCE EXTRACTION AND FILTRATION SYSTEM

#191
20210394103
2021-12-23

Apparatus and method for irradiating air in an air circulation system of a vehicle

#192
20210393843
2021-12-23

AIR PURIFICATION SYSTEM

#193
20210386900
2021-12-16

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

#194
20210370212
2021-12-02

Systems and methods for providing filtered air to an enclosure for a passenger of a vehicle

#195
20210360928
2021-11-25

ANTIMICROBIAL/ANTIVIRAL NONWOVEN AND APPLICATIONS OF THE SAME

#196
20210353897
2021-11-18

DEVICES, SYSTEMS, AND METHODS FOR DISINFECTING AIR CONTAINING VIRUSES, BACTERIA, OR OTHER CONTAMINANTS

#197
20210353817
2021-11-18

AIR STERILIZATION DEVICE AND FILTER

#198
20210346841
2021-11-11

Aircraft air management systems for deactivating contaminants

#199
20210346831
2021-11-11

ANTIVIRAL GRAPHENE OXIDE AIR FILTRATION DEVICE AND ASSOCIATED METHODS

#200
20210346830
2021-11-11

Electronic microbicidal air filter

#201
20210346563
2021-11-11

Systems, apparatus and methods for purifying air

#202
20210339269
2021-11-04

PERSONAL PROTECTIVE APPARATUS WITH MESH SHIELD

#203
20210339184
2021-11-04

Mobile Purification Device Having Heated Filter for Killing Biological Species, Including COVID-19

#204
20210339183
2021-11-04

Purification Device Having Heated Filter for Killing Biological Species, Including COVID-19

#205
20210331110
2021-10-28

Filter cartridge with turbulence generating features

#206
20210331109
2021-10-28

Aerosol protection system

#207
20210322915
2021-10-21

Systems and methods of reducing airborne pathogens and contaminants in a breathing zone

#208
20210322796
2021-10-21

Face mask

#209
20210299321
2021-09-30

AIR PURIFYING APPARATUS FOR PURIFYING AIR IN AN ISOLATION SPACE

#210
20210275715
2021-09-09

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

#211
20210268319
2021-09-02

Portable air filtration and disinfection device for a respirator system

#212
20210252207
2021-08-19

Virus-collecting filter for medical aspirator system

#213
20210247081
2021-08-12

Various embodiments of a plant air purifier with a filter container that holds filter material, which lets air pass through the filter material during its air purifying phase, and lets water submerge that same filter material during the remoisturiziation phase

#214
20210245088
2021-08-12

Miniature gas detection and purification device

#215
20210245087
2021-08-12

Miniature gas detection and purification device

#216
20210236978
2021-08-05

AIR PURIFICATION DEVICE

#217
20210197111
2021-07-01

AIR PURIFICATION DEVICE WITH FILTER CYLINDER SELF-CLEANING

#218
20210197108
2021-07-01

Method and system for recovering fluid

#219
20210197107
2021-07-01

Method and system for recovering fluid

#220
20210154610
2021-05-27

COPPER MICROBICIDAL FILTER

#221
20210140637
2021-05-13

SANITIZING BREATH ADAPTER FOR BLOWING OUT CANDLES

#222
20210129632
2021-05-06

Self cleaning of ride sharing vehicle

#223
20210041171
2021-02-11

DRYER AND SANITIZER WITH FILTER FOR RECHARGEABLE ELECTRONIC DEVICES

#224
20210001277
2021-01-07

Filter module having an edge-reinforced membrane, method for producing the filter module and use thereof

#225
20200407207
2020-12-31

Plant for treating receptacles adapted to contain a pourable product

#226
20200261670
2020-08-20

NASAL FILTER POD

#227
20200191393
2020-06-18

Hygienic birthday cake candle extinguisher

#228
20200179547
2020-06-11

Material, device, and method for deactivating pathogen in aerosol, and methods for manufacturing thereof

#229
20200155989
2020-05-21

Air filtration media with performing enhancing additives

#230
20200122077
2020-04-23

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

#231
20200108166
2020-04-09

AIR PURIFIER SYSTEM WITH ULTRAVIOLET LIGHT ASSEMBLY

#232
20200055002
2020-02-20

Porous textile fabric, filter element, method for the production thereof and use thereof

#233
20190143301
2019-05-16

MATERIALS FOR REMOVING AIR POLLUTANTS

#234
20190137378
2019-05-09

Unit for validating in situ decontamination effect and device for filtering biologically contaminated air to which the unit is applied

#235
20190125917
2019-05-02

Air cleaner

#236
20180312389
2018-11-01

DISPENSER FOR TINTING PASTES

#237
20180280852
2018-10-04

Filter system for a containment through which a gas flows

#238
20180264384
2018-09-20

Combination fluid and gas filter

#239
20180177565
2018-06-28

Process water supply unit for supplying a medical treatment unit, dental medical treatment unit and operating method

#240
20180133638
2018-05-17

AIR FILTER ASSEMBLY

#241
20180071415
2018-03-15

REPEATED STERILE USE OF A GAUGE IN A STEAM STERILIZABLE FREEZE-DRYING SYSTEM

#242
20180008924
2018-01-11

Air blower apparatus

#243
20170368491
2017-12-28

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

#244
20170367420
2017-12-28

SYSTEM AND GARMENT FOR MINIMIZING CLEAN ENVIRONMENT CONTAMINATION

#245
20170072354
2017-03-16

Apparatus to purify fresh air using biodegradable filter

#246
20170065921
2017-03-09

AIR PURIFIER

#247
20170043290
2017-02-16

Method for in-line control of the integrity of a filtering system

#248
20170028407
2017-02-02

AIR TREATMENT DEVICE

#249
20160296871
2016-10-13

Filter medium, filter element and filter arrangement

#250
20160175468
2016-06-23

Air filter unit

#251
20160121005
2016-05-05

Filter and container having microbicidal activity

#252
20130004390
2013-01-03

DECONTAMINATION ARRANGEMENT AND METHOD

#253
20120022545
2012-01-26

Surgical device

#254
20110286899
2011-11-24

Apparatus and method of cleaning gas in blow moulding machines

#255
20110120313
2011-05-26

Sealed air purifier

#256
20100224072
2010-09-09

System for purification of air in an inner space

#257
20100166602
2010-07-01

Circulation and disposal device for multi-purpose sterilization chambers and washing chambers

#258
20100032055
2010-02-11

Aseptic bottling or container filling plant with a clean room arrangement enclosing the aseptic bottling or container filling plant and a filter unit for filtering air entering the clean room, and a method of operation thereof

#259
20100003912
2010-01-07

MEDICAL MINI-ENVIRONMENT DEVICE

#260
20090288559
2009-11-26

Plasma torch implemented air purifier

#261
20090010801
2009-01-08

AIR CLEANER

#262
20080141864
2008-06-19

Multi-chamber air sterilization system and method

#263
20080034967
2008-02-14

Filter Device for Administration of Stored Gases

#264
20070186777
2007-08-16

Air cleaning and filtering system

#265
20070137489
2007-06-21

Air purifier having sterilizing function

#266
20070084350
2007-04-19

Self-cleaning and sterilizing apparatus for the concentrated purification of air

#267
20060288871
2006-12-28

Systems for and methods of providing air purification in combination with odor elimination

#268
20050252177
2005-11-17

Ceramic filter and smoke treatment device

#269
20050150386
2005-07-14

Air treatment device having various selections

#270
18144340
2025-06-10

Biosafety cabinet with divided plenum

#271
17678291
2022-10-25

Ultra-fine particle aggregation, neutralization and filtration

#272
17539140
2023-04-18

Vacuum airflow filtering for biological sensing

#273
17471610
2022-04-05

Ultra-fine particle aggregation, neutralization and filtration

#274
17470306
2022-10-18

Apparatus for inactivation of airborne pathogens

#275
17387509
2023-07-25

Corona disinfecting air filter systems

#276
17357100
2021-11-09

Air purifier having ultraviolet disinfection means

#277
17164735
2021-11-23

Polyurethane-based materials