Patents-Review.com
ClassID:

30689 ⎘

B01D2275/203 - CPC Classification

Classification description:

Filter media structures for filters specially adapted for separating dispersed particles from gases or vapours; Shape of filtering material Shapes flexible in their geometry, e.g. bendable, adjustable to a certain size

Recent Application in this class:
#1
20250090986
2025-03-20

VARIABLE AIR FILTER ASSEMBLIES

 #2
20250058262
2025-02-20

AIR FILTER WITH SIDE FRAME PIECES REMOVABLY NESTABLE ONTO END FRAME PIECES

 #3
20240408528
2024-12-12

COLLAPSIBLE AIR FILTER ASSEMBLIES

 #4
20240390830
2024-11-28

FILTER FOR AN AIR-CONDITIONING SYSTEM OF A VEHICLE AND A METHOD OF INSTALLING SUCH A FILTER

 #5
20240164601
2024-05-23

Vacuum cleaner filter cartridge

 #6
20230390681
2023-12-07

Variable air filter assemblies

 #7
20230372854
2023-11-23

Conformable pleated air filter with bridging filaments

 #8
20230337876
2023-10-26

Floor cleaner

 #9
20230330579
2023-10-19

Compact Room Air Purifier With Integrated Gaskets

 #10
20230292970
2023-09-21

COMPACT DUST BAG FOR A VACUUM CLEANER

 #11
20230277971
2023-09-07

COLLAPSIBLE AIR FILTER AND ASSOCIATED PACKAGING

 #12
20230264129
2023-08-24

Filter element with an annular seal having a positioning and sealing section with concentric annular seal rings forming a sealing groove

 #13
20230219028
2023-07-13

POWER TOOL INCLUDING AN AIR FILTER AND DEBRIS COLLECTOR

 #14
20230134387
2023-05-04

DEVICE FOR REDUCING CONTAMINATION OF HEAT EXCHANGE FINS

 #15
20230114861
2023-04-13

FILTER ASSEMBLY FOR AIR CONDITIONER

 #16
20230078944
2023-03-16

GAS MEASUREMENT DEVICE AND GAS MEASUREMENT METHOD

 #17
20220133107
2022-05-05

Vacuum cleaner filter cartridge

 #18
20220105458
2022-04-07

FOLDABLE FILTER

 #19
20220054968
2022-02-24

Uniformly expandable air filter

 #20
20220023793
2022-01-27

Folding air filter assembly and apparatus

 #21
20220023791
2022-01-27

Collapsible air filter assemblies

 #22
20210379519
2021-12-09

Variable air filter assemblies

 #23
20210187425
2021-06-24

AIR FILTER DEVICES WITH GAP SEALING UNIT

 #24
20210138383
2021-05-13

Air purifier with hinged filter frame

 #25
20210121815
2021-04-29

Air purifier with hinged filter frame

 #26
20210106936
2021-04-15

UNIVERSAL AIR FILTERS

 #27
20210101103
2021-04-08

Collapsible disposable filter

 #28
20210086123
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

 #29
20210086122
2021-03-25

Particulate filter and methods for removing particulates from a particulate filter

 #30
20210069627
2021-03-11

Air purifier with hinged filter frame

 #31
20210018187
2021-01-21

Flexible filter cage for a make-up air module

 #32
20210001262
2021-01-07

Air purifier with hinged filter frame

 #33
20210001261
2021-01-07

Air purifier with hinged filter frame

 #34
20210001260
2021-01-07

Air purifier with hinged filter frame

 #35
20200353400
2020-11-12

Filter device and fixing means comprising a filter device of this type

 #36
20200121142
2020-04-23

HANDHELD VACUUM CLEANER

 #37
20200085266
2020-03-19

Vacuum cleaner and filter for a vacuum cleaner

 #38
20200070082
2020-03-05

Power tool including an air filter and debris collector

 #39
20200001220
2020-01-02

Variable air filter assemblies

 #40
20190314753
2019-10-17

Folding air filter assembly and apparatus

 #41
20190151787
2019-05-23

Air filter with passivated filter life indicator

 #42
20190128220
2019-05-02

Air box for a vehicle

 #43
20190030547
2019-01-31

Separator for separating solid matter from a fluid

 #44
20180345194
2018-12-06

Air filter devices with gap sealing unit

 #45
20180333666
2018-11-22

Filter element with flat shape adapted to be locked in curved shape

 #46
20180304187
2018-10-25

Filter with flexible side seal

 #47
20180272263
2018-09-27

Expandable air filters

 #48
20180221805
2018-08-09

Air purifier with hinged filter frame

 #49
20180193783
2018-07-12

Collapsible pleated filter using laterally positioned retaining members

 #50
20180180321
2018-06-28

Air filter dimension adapter

 #51
20180056224
2018-03-01

Folding air filter assembly and apparatus

 #52
20180021716
2018-01-25

CONFORMABLE PLEATED AIR FILTER WITH BRIDGING FILAMENTS

 #53
20170296014
2017-10-19

Vacuum cleaner and filter for a vacuum cleaner

 #54
20170296013
2017-10-19

Vacuum filter

 #55
20170296007
2017-10-19

Handheld vacuum cleaner

 #56
20170246583
2017-08-31

AIR FILTER CONFIGURED IN A ROLL

 #57
20170241193
2017-08-24

WINDOW AIR FILTER

 #58
20170241192
2017-08-24

ADJUSTABLE AIR FILTER

 #59
20170216756
2017-08-03

Uniformly expandable air filter

 #60
20170216744
2017-08-03

Filtration filter

 #61
20170137936
2017-05-18

Vessel With Filter

 #62
20170128868
2017-05-11

Assembly, kit and method for securing a covering to an air intake including magnetic connecting inserts

 #63
20170037589
2017-02-09

Animal waste vacuum disposal and bagging device

 #64
20160279546
2016-09-29

Flexible filter element with a plastic frame formed thereon by injection molding

 #65
20160263515
2016-09-15

Collapsible air filter

 #66
20160121252
2016-05-05

Systems and methods for controlling particulate release from large equipment

 #67
20160121242
2016-05-05

Filter Element and method for producing the same

 #68
20150273383
2015-10-01

Strip, filter with the strip, method and apparatus for producing the strip

 #69
20150101296
2015-04-16

Segmented bendable filter

 #70
20140293240
2014-10-02

Air filter including a holding frame formed of a resilient material and projector

 #71
20140237957
2014-08-28

Filter unit

 #72
20140109534
2014-04-24

Air filter with tensile support member

 #73
20130212990
2013-08-22

Duct vent filter cover

 #74
20130174742
2013-07-11

Self adjusting filter mass area that produces extended filter life and uniform static pressure throughout

 #75
20130133301
2013-05-30

MODULAR AIR FILTER

 #76
20130067877
2013-03-21

AIR CLEANING FILTER

 #77
20120227366
2012-09-13

Collapsible filter

 #78
20110067574
2011-03-24

Filter arrangement

 #79
20100275562
2010-11-04

Flexible size adjustable filter element with end-cap

 #80
20100229513
2010-09-16

Air Filter for Internal Combustion Engines in Motor Vehicles and Method for Producing the Filter

 #81
20100199620
2010-08-12

Filter arrangement for an air intake system

 #82
20100146918
2010-06-17

Method and external, disposable filter for home computers

 #83
20100126126
2010-05-27

Collapsible filtration tank for a dust collector

 #84
20100071325
2010-03-25

AIR FILTRATION SYSTEM AND METHOD

 #85
20100051530
2010-03-04

Flexible Filter With Continuously Extruded Profile Frame

 #86
20100011532
2010-01-21

FILTER ASSEMBLY

 #87
20100011531
2010-01-21

FILTER ASSEMBLY

 #88
20090313960
2009-12-24

Compressible filter element having end caps inclined to one another

 #89
20090151312
2009-06-18

Flexible size adjustable filter element

 #90
20090077937
2009-03-26

Collapsible filter with folding arms

 #91
20090019824
2009-01-22

Foldable air filters and methods of use thereof

 #92
20080264019
2008-10-30

AIR FILTRATION SYSTEM AND METHOD

 #93
20080115475
2008-05-22

Equipment air filter assembly

 #94
20080110145
2008-05-15

Compressible filter element

 #95
20080098702
2008-05-01

Filter installation kit for use with such as an air condensing unit

 #96
20080066436
2008-03-20

AIR FILTER APPARATUS

 #97
20070204576
2007-09-06

Collapsible auto expanding media filter

 #98
20070089607
2007-04-26

Methods and apparatus for manufacturing and assembling a baghouse bag filter tensioning assembly

 #99
20070084168
2007-04-19

Flexible size adjustable filter element

 #100
20050274095
2005-12-15

Filter for purifying air and keeping cleanly the ducts of a hot air system or central air exchanger

 #101
20050138906
2005-06-30

Self-spacing pleated filter insert

 #102
18146666
2026-03-10

Computer farm ventilation system