ClassID:

30122

B01D2201/4007 - CPC Classification

Classification description:

Details relating to filtering apparatus; Special measures for connecting different parts of the filter Use of cam or ramp systems

Recent Application in this class:
#1
20260042040
2026-02-12

FUEL FILTER

#2
20260027496
2026-01-29

WATER FILTRATION ASSEMBLY

#3
20260001013
2026-01-01

Anti-Static Stinger Apparatus and Method of Using Same

#4
20250319429
2025-10-16

FLUID SYSTEM HAVING FILTER CONNECTING SYSTEM BETWEEN HOUSING COMPONENTS

#5
20250288926
2025-09-18

REPLACEABLE FILTER ELEMENT

#6
20250114726
2025-04-10

TREATMENT DEVICE FOR TREATING FLUIDS, MORE PARTICULARLY LIQUID FLUIDS, AND TREATMENT UNIT AND CONNECTION HEAD FOR A TREATMENT DEVICE

#7
20250050256
2025-02-13

LIQUID FILTER ARRANGEMENT AND METHODS

#8
20250041771
2025-02-06

FILTER ELEMENT WITH VALVE DEVICE

#9
20240375027
2024-11-14

TILTABLE FILTER CANISTER

#10
20240325947
2024-10-03

Filter buoy assembly

#11
20240299868
2024-09-12

FILTER DEVICE

#12
20240226777
2024-07-11

Filter element with keyed spinning thread-on attachment

#13
20240149194
2024-05-09

Filter System with a Filter Element and a Safety Assembly, a Safety Assembly, and a Filter Element

#14
20240082759
2024-03-14

DEVICE FOR REMOVING FOREIGN MATTER FROM A LIQUID

#15
20240082756
2024-03-14

Filter System with a Filter Element and a Safety Assembly, a Safety Assembly, and a Filter Element

#16
20230416967
2023-12-28

LIFTER FOR A LAUNDRY APPLIANCE THAT INCLUDES AN INTERNAL FILTER FOR REMOVING PET HAIR FROM LAUNDRY BEING PROCESSED

#17
20230366279
2023-11-16

SHALE SHAKERS AND RELATED METHODS

#18
20230332567
2023-10-19

Filter device

#19
20230330576
2023-10-19

FILTER ELEMENT

#20
20230285882
2023-09-14

Liquid filter arrangement and methods

#21
20230271116
2023-08-31

Filter with centering

#22
20230264121
2023-08-24

FILTER ELEMENT LOCKING MECHANISM

#23
20230256363
2023-08-17

FILTER ELEMENT LOCKING MECHANISM

#24
20230117933
2023-04-20

Filter element and filter assembly

#25
20220388867
2022-12-08

FILTER ASSEMBLY

#26
20220323889
2022-10-13

Liquid filter arrangement and methods

#27
20220305415
2022-09-29

Filter System and Filter Element

#28
20220280891
2022-09-08

FILTRATION ASSEMBLY COMPRISING A FILTERING CARTRIDGE AND AN AUXILIARY DEVICE

#29
20220274036
2022-09-01

FILTER DEVICE

#30
20220258078
2022-08-18

FILTRATION ASSEMBLY INCLUDING A FILTERING CARTRIDGE AND A FILTER BODY

#31
20220258077
2022-08-18

Filter device

#32
20220258076
2022-08-18

Filter device

#33
20220226757
2022-07-21

Top and bottom loaded filter and locking mechanism

#34
20220226756
2022-07-21

Locking feature for a filter

#35
20220186694
2022-06-16

Fuel filter

#36
20220143531
2022-05-12

Treatment device for treating fluids, more particularly liquid fluids, and treatment unit and connection head for a treatment device

#37
20220134262
2022-05-05

Treatment device for treating fluids, in particular liquid fluids, and treatment unit and connection head for a treatment device

#38
20220088506
2022-03-24

TREATMENT DEVICE FOR TREATING IN PARTICULAR LIQUID FLUIDS, AND TREATMENT UNIT AND CONNECTION HEAD OF A TREATMENT DEVICE

#39
20220072454
2022-03-10

Filtration element with gradient seal interface

#40
20220040609
2022-02-10

WATER FILTER SYSTEM

#41
20220040608
2022-02-10

WATER FILTER SYSTEM

#42
20220040607
2022-02-10

WATER FILTER SYSTEM

#43
20220040606
2022-02-10

Water filter system

#44
20220001314
2022-01-06

Filter cartridge with engagement members

#45
20210299600
2021-09-30

Filter unit and refrigerator including the same

#46
20210260511
2021-08-26

Connector assembly, filter assembly, filter device, and method of use

#47
20210260508
2021-08-26

Top and bottom loaded filter and locking mechanism

#48
20210260507
2021-08-26

Locking feature for a filter

#49
20210260502
2021-08-26

Filter element locking mechanism

#50
20210140350
2021-05-13

Liquid filter device

#51
20210040924
2021-02-11

FILTER DEVICE

#52
20210016212
2021-01-21

Liquid filter arrangement and methods

#53
20210008472
2021-01-14

Filter element and filter assembly

#54
20200406176
2020-12-31

Fuel filter

#55
20200406170
2020-12-31

Filter device

#56
20200324231
2020-10-15

Filter assembly for water purifier

#57
20200298152
2020-09-24

Hollow filter element of a filter for fluid, filter housing, and filter

#58
20200254369
2020-08-13

Filter cartridge for translational insertion and rotational engagement of a manifold

#59
20200254366
2020-08-13

WATER FILTER CARTRIDGE WITH SLANTED NOZZLES

#60
20200230534
2020-07-23

Water filter system

#61
20200155982
2020-05-21

Filter device

#62
20200001215
2020-01-02

Filter device

#63
20190388813
2019-12-26

REPLACEMENT FILTER CARTRIDGE

#64
20190358569
2019-11-28

Filter device

#65
20190331072
2019-10-31

Fuel filter

#66
20190329164
2019-10-31

Filter assembly

#67
20190329159
2019-10-31

Filter assembly

#68
20190282936
2019-09-19

FILTER DEVICE

#69
20190275451
2019-09-12

Filter device

#70
20190262751
2019-08-29

Filter system and filter element

#71
20190217229
2019-07-18

Filter element with torsion lock and assembly

#72
20190126175
2019-05-02

Top load liquid filter assembly, system, and methods

#73
20190105586
2019-04-11

Filter device for a filter system of a motor vehicle

#74
20190060808
2019-02-28

LIQUID FILTER ARRANGEMENT AND METHODS

#75
20190046904
2019-02-14

Filter insert and a filter arrangement

#76
20190046903
2019-02-14

Filter insert and a filter arrangement

#77
20190009196
2019-01-10

Low Profile Radial Indexing Water Bowl with Integrated WIF/Connector

#78
20190001245
2019-01-03

Filter device

#79
20180345188
2018-12-06

Filter device

#80
20180345186
2018-12-06

Filter cartridge for translational insertion and rotational engagement of a manifold

#81
20180318738
2018-11-08

ENHANCED FILTER INSTALLATION

#82
20180304182
2018-10-25

Top load liquid filter assembly, system, and methods

#83
20180290085
2018-10-11

Water filter system

#84
20180272257
2018-09-27

Filter coupling device and substrate treating apparatus provided therewith

#85
20180257012
2018-09-13

Filter device with coupling element

#86
20180257011
2018-09-13

Filter insert and guide arrangement

#87
20180243669
2018-08-30

Filter insert and a filter arrangement

#88
20180161710
2018-06-14

Filter device

#89
20170361250
2017-12-21

Auto drain plug for a filtration apparatus

#90
20170312665
2017-11-02

Connecting structure for connecting a filter housing to a filter housing retaining structure, cleaning system, filter housing cover for a filter housing and method for connecting a filter housing cover to a filter housing retaining structure

#91
20170259195
2017-09-14

Filter cartridge

#92
20170252682
2017-09-07

Liquid filter arrangement and methods

#93
20170173506
2017-06-22

FILTER DEVICE WITH DRAINAGE MEANS IN THE COVER

#94
20170144091
2017-05-25

Fuel filter with water separator

#95
20170120173
2017-05-04

Filter coupling device and a substrate treating apparatus having same

#96
20170087486
2017-03-30

Filter element with central element for a filter system

#97
20170080366
2017-03-23

Filter device

#98
20170072347
2017-03-16

Filter cartridge for translational insertion and rotational engagement of a manifold

#99
20170009716
2017-01-12

Fuel filter

#100
20160375382
2016-12-29

FILTER GROUP

#101
20160310878
2016-10-27

Filter device

#102
20160271538
2016-09-22

Locking-unlocking structure for stopping lifting body, which is lifted and fallen through repetition of pushing actions, in lifting state and for releasing stopping state of lifting body

#103
20160271537
2016-09-22

Locking-unlocking structure for guiding forward lifting of lifting body by repeating pushing action

#104
20160271533
2016-09-22

Top load liquid filter assembly, system, and methods

#105
20160250576
2016-09-01

Filter group

#106
20160184750
2016-06-30

Filter device with releasably securable end cap and sealing arrangement

#107
20160175743
2016-06-23

Water filter cartridge with slanted nozzles

#108
20160059165
2016-03-03

Latch reset filter unit

#109
20160023139
2016-01-28

Filter device and filter element provided therefor

#110
20160001206
2016-01-07

Fluid filter with replaceable filter insert

#111
20160001204
2016-01-07

Liquid filter assembly, system and methods

#112
20150367265
2015-12-24

Filter appliance

#113
20150337695
2015-11-26

Liquid filter with a filter bypass valve and with a central discharge duct, and filter insert for a liquid filter

#114
20150274544
2015-10-01

Filtration apparatus

#115
20150157968
2015-06-11

Liquid filter with a central discharge channel and filter unit for a liquid filter

#116
20150114895
2015-04-30

Filter unit

#117
20150107205
2015-04-23

Ramped filter vessel

#118
20140374335
2014-12-25

Water filter system

#119
20140366494
2014-12-18

Filter with a replaceable filter insert

#120
20140353236
2014-12-04

Filter for fluid, filter element of a filter, and filter housing of a filter

#121
20140353234
2014-12-04

Filter housing with locking form-fit elements and spring loading a filter element in the housing

#122
20140305858
2014-10-16

Filter element

#123
20140190881
2014-07-10

Liquid filter having a drainage valve

#124
20140183116
2014-07-03

Liquid filter with an eccentric liquid discharge channel

#125
20140150388
2014-06-05

Filtering unit and relative filtering cartridge

#126
20140138292
2014-05-22

Electronic interface for water filtration system

#127
20140041346
2014-02-13

Filter group

#128
20130270162
2013-10-17

Liquid filter having a filter bypass valve and filter insert therefor

#129
20130228503
2013-09-05

Fluid filter with replaceable filter insert

#130
20130098822
2013-04-25

Filter for internal combustion engines

#131
20130081989
2013-04-04

Liquid filtration systems, components, and methods

#132
20130075319
2013-03-28

Filter, filter element, fastening housing part of a filter housing and telescopic switching element of a switching device of a releasable detent connection

#133
20130068684
2013-03-21

FILTER UNIT

#134
20130068683
2013-03-21

FILTER UNIT

#135
20130068682
2013-03-21

Water filter system

#136
20130068681
2013-03-21

Water filter unit

#137
20130068672
2013-03-21

Electronic interface for water filter system

#138
20130067718
2013-03-21

Method of installing a filter unit

#139
20130048554
2013-02-28

Filter and filter element provided therefor

#140
20130048552
2013-02-28

Filter device and filter element provided therefor

#141
20130043173
2013-02-21

Liquid filter, in particular an oil filter

#142
20130001152
2013-01-03

Filter device with releasably securable end cap and sealing arrangement

#143
20120318728
2012-12-20

Filter device with water separator, separation zone, collection space and plural fluid passages, including dual passages within an adapter part secured upon a filter element retainer

#144
20120267293
2012-10-25

Liquid filter

#145
20120261326
2012-10-18

Filter device

#146
20120234743
2012-09-20

Filter device

#147
20120168365
2012-07-05

Filter device

#148
20120031828
2012-02-09

Filter assembly, a filter element, and a method for replacing a filter element

#149
20110297604
2011-12-08

Fluid interconnect

#150
20110174705
2011-07-21

Filter cartridge and system using linear actuation

#151
20110089091
2011-04-21

Filter device

#152
20110036766
2011-02-17

Fluid filter

#153
20110017650
2011-01-27

Method for purifying oil and apparatus therefor

#154
20100264078
2010-10-21

LATCH RESET FILTER UNIT

#155
20090230048
2009-09-17

FUEL FILTER

#156
20080202081
2008-08-28

Fluid filter

#157
20050199536
2005-09-15

Filter housing

#158
15933919
2018-07-03

Water filter system

#159
15609261
2018-01-09

Debris catcher

#160
14635712
2015-06-30

Replacement filter cartridge