ClassID:

30715

B01D2279/51 - CPC Classification

Classification description:

Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for air conditioning in clean rooms, e.g. production facilities for electronic devices, laboratories

Recent Application in this class:
#1
20260102727
2026-04-16

FAN FILTER UNIT AND CONTROL METHOD THEREOF

#2
20260098648
2026-04-09

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

#3
20260054300
2026-02-26

System and Method for Removing Contaminated Materials from Railcars for Subsequent Recycling of the Rail Cars

#4
20250198641
2025-06-19

INDOOR AIR CLEANING SYSTEM

#5
20250170514
2025-05-29

CONTAMINANT PROCESSING DEVICE

#6
20250032963
2025-01-30

FILTER MEDIA INCLUDING ADHESIVES AND/OR OLEOPHOBIC PROPERTIES

#7
20240343631
2024-10-17

METHOD FOR MANUFACTURING GLASS PARTICLE DEPOSIT AND DEVICE FOR MANUFACTURING GLASS PARTICLE DEPOSIT

#8
20240299872
2024-09-12

AIR CLEANING SYSTEM

#9
20240173659
2024-05-30

FILTER MATERIAL FOR AIR FILTER AND PRODUCTION METHOD THEREFOR

#10
20240115982
2024-04-11

FILTER UNIT

#11
20230330585
2023-10-19

HIGH EFFICIENCY FILTER MEDIA

#12
20230233976
2023-07-27

EXHAUST FAN FOR PREVENTING AIR POLLUTION

#13
20230173425
2023-06-08

SYSTEM AND METHOD FOR MAINTAINING, MONITORING AND/OR IMPROVING AIR QUALITY AND PURITY IN AT LEAST ONE ROOM OR ENVIRONMENT

#14
20230110068
2023-04-13

METHOD OF MANUFACTURING A NON-WOVEN FABRIC, AND METHOD OF MANUFACTURING A FILTER

#15
20230056299
2023-02-23

System For Aseptic Packaging and Method of Using the Same

#16
20220410050
2022-12-29

PORTABLE APPARATUS AND SYSTEM FOR INDOOR AIRBORNE PATHOGEN CONTROL

#17
20220387916
2022-12-08

Filter media including adhesives and/or oleophobic properties

#18
20220310412
2022-09-29

GAS CIRCULATION STRUCTURE OF EQUIPMENT FRONT END MODULE (EFEM)

#19
20220266187
2022-08-25

HEPA air filtration with an air handling device

#20
20220176301
2022-06-09

Scrubber, ALD process system including the scrubber and method for fabricating semiconductor device using the scrubber

#21
20220168677
2022-06-02

MACHINE PROTECTION FRAME DEVICE WITH FUNCTION OF AIR FILTERING

#22
20220143543
2022-05-12

Apparatus for collecting by-product and method for collecting by-product

#23
20220090814
2022-03-24

Air cleaning system

#24
20220023787
2022-01-27

Isolation ward structure

#25
20220016557
2022-01-20

Extraction arm with filter

#26
20220010987
2022-01-13

AIR FILTRATION APPARATUS FOR REMOVING VIRUS PARTICLES

#27
20210379524
2021-12-09

Air purifier

#28
20210370217
2021-12-02

System and method for maintaining, monitoring and/or improving air quality and purity in at least one room or environment

#29
20210364171
2021-11-25

AIR TREATMENT SYSTEMS

#30
20210346829
2021-11-11

Filtering module

#31
20210316243
2021-10-14

NEGATIVE AIR FILTRATION SYSTEM

#32
20210229010
2021-07-29

Filter media including adhesives and/or oleophobic properties

#33
20210215361
2021-07-15

Fume Extraction Device

#34
20210154610
2021-05-27

COPPER MICROBICIDAL FILTER

#35
20210131682
2021-05-06

Negative pressure wall box

#36
20210048755
2021-02-18

Non-sealed reticle storage device

#37
20210048114
2021-02-18

Quick-release valve module, reticle pod provided with quick-release valve module, and method for quickly providing quick-release valve module on a reticle pod

#38
20210047094
2021-02-18

Sealed reticle storage device with soft contact

#39
20210028031
2021-01-28

EFEM

#40
20210023496
2021-01-28

Filter device

#41
20200402819
2020-12-24

Substrate processing apparatus and methods with factory interface chamber filter purge

#42
20200398201
2020-12-24

NON-WOVEN FABRIC AND FILTER

#43
20200346157
2020-11-05

SYSTEM (IN.AIRBOX) FOR PROVIDING A USER WITH HEALTHY AIR

#44
20200338487
2020-10-29

Stackable air filter module

#45
20200238211
2020-07-30

Filter device and filter system

#46
20200206666
2020-07-02

Filter media including adhesives and/or oleophobic properties

#47
20200188832
2020-06-18

HEPA air filtration with an air handling system

#48
20200018737
2020-01-16

METHOD FOR DETECTING COMPROMISED ZONE IN CLEANROOM

#49
20190291027
2019-09-26

Airborne molecular contamination filter cartridge system with combustible filter cartridge and reusable frame

#50
20190282945
2019-09-19

Adsorbent breather for enclosure protection

#51
20190267258
2019-08-29

Substrate processing apparatus and methods with factory interface chamber filter purge

#52
20190247779
2019-08-15

Method and apparatus for providing test ports

#53
20190247777
2019-08-15

Method and Apparatus for Providing Test Ports

#54
20190232210
2019-08-01

Air cleaning system and method for controlling the same

#55
20190224609
2019-07-25

Air filter medium, air filter pack, and air filter unit

#56
20190208613
2019-07-04

Biosafety cabinet and clean air device

#57
20190076782
2019-03-14

Dry room for gas substitution

#58
20190063763
2019-02-28

Air treatment systems

#59
20180264391
2018-09-20

System and method for maintaining, monitoring and/or improving air quality and purity in at least one room or environment

#60
20180169551
2018-06-21

Filter media including adhesives and/or oleophobic properties

#61
20180163978
2018-06-14

Biosafety Containment System

#62
20180154296
2018-06-07

Cleanroom workstation particle capture system

#63
20180122655
2018-05-03

ENDPOINT GAS LINE FILTER FOR SUBSTRATE PROCESSING EQUIPMENT

#64
20180028956
2018-02-01

HEPA filter airflow distribution systems

#65
20170370599
2017-12-28

PREFABRICATED MONOLITHIC MODULAR CLEAN ROOM SYSTEM

#66
20170304758
2017-10-26

Commercial filter seal

#67
20170276400
2017-09-28

Filter housing

#68
20170276399
2017-09-28

Systems and methods for replaceable multiple filter units

#69
20170274307
2017-09-28

Filter housing

#70
20170261979
2017-09-14

Automatic database filtering system utilizing robotic filters

#71
20170097163
2017-04-06

Air treatment apparatus and method

#72
20150101482
2015-04-16

Mechanisms for controlling gas flow in enclosure

#73
20150000236
2015-01-01

Suspended ceiling filtration apparatus

#74
20120180667
2012-07-19

Illuminating filter for particle controlled environments

#75
20120111190
2012-05-10

AIR PURIFICATION AND DECONTAMINATION SYSTEM

#76
20120067215
2012-03-22

Regenerable pleated filter medium

#77
20100236203
2010-09-23

Filter unit panel

#78
20100154513
2010-06-24

Filter inspection with a gas mixing apparatus

#79
20100105309
2010-04-29

CLEAN UNIT, METHOD OF OPERATING CLEAN UNIT, AND CONNECTED CLEAN UNIT

#80
20100003912
2010-01-07

MEDICAL MINI-ENVIRONMENT DEVICE

#81
20090293719
2009-12-03

Fractal structured nanoagglomerates as filter media

#82
20090288559
2009-11-26

Plasma torch implemented air purifier

#83
20090241497
2009-10-01

CHEMICAL FILTER AND METHOD FOR PRODUCING THE SAME

#84
20090173233
2009-07-09

Illuminating filter for particle controlled environments

#85
20080216457
2008-09-11

Filter housing assembly

#86
20070042702
2007-02-22

Medical mini-environment device

#87
20070028569
2007-02-08

Airborne particle removal system

#88
20060281399
2006-12-14

Filter for suspended particles, especially for use in clean rooms

#89
20060243132
2006-11-02

Filter module with flow control

#90
20060207232
2006-09-21

Chemical filter and fan filter unit having the same

#91
20060185336
2006-08-24

Air filter sheet, process for manufacturing same, and air filter

#92
20060156927
2006-07-20

Filter apparatus, exposure apparatus, and device-producing method

#93
20060117722
2006-06-08

Air supply systems and pressure adjustment devices for use therewith

#94
20060107637
2006-05-25

Cartridge filter for purifying gas

#95
20050268585
2005-12-08

Filter housing assembly

#96
20050235618
2005-10-27

Filter system

#97
20050212174
2005-09-29

Method for manufacturing chemical filter

#98
20050178267
2005-08-18

Method and apparatus for the preparation of clean gases

#99
20050039600
2005-02-24

Apparatus and method for cleaning air

#100
18826471
2025-02-11

Removable inner frame assembly for clean environments

#101
17303370
2022-01-11

Negative air filtration system