ClassID:

30124

B01D2201/4023 - CPC Classification

Classification description:

Details relating to filtering apparatus; Special measures for connecting different parts of the filter Means for connecting filter housings to supports

Recent Application in this class:
#1
20260115637
2026-04-30

GAS TREATMENT APPARATUS FOR VENT

#2
20250262570
2025-08-21

REPLACEABLE FILTER CARTRIDGE ASSEMBLY

#3
20250262569
2025-08-21

REPLACEABLE FILTER CARTRIDGE ASSEMBLY

#4
20250248438
2025-08-07

VESSEL SCREEN RETAINING SYSTEM AND METHOD

#5
20250235804
2025-07-24

Quick Change Oil Filter

#6
20250135383
2025-05-01

SPIN-ON FILTER WITH EXTERNAL THREADS AND METHODS

#7
20250099885
2025-03-27

SPIN-ON FLUID TREATMENT DEVICE AND METHODS

#8
20250001364
2025-01-02

DISPOSABLE FILTER CAPSULE FOR A FILTRATION DEVICE

#9
20240399276
2024-12-05

WATER PURIFIER AND WATER PURIFIER ASSEMBLY COMPRISING SAME

#10
20240226777
2024-07-11

Filter element with keyed spinning thread-on attachment

#11
20240196951
2024-06-20

Vessel screen retaining system and method

#12
20240189746
2024-06-13

Water tank having a filter cartridge

#13
20240182344
2024-06-06

CUSTOMIZABLE MULTISTAGE FILTER ASSEMBLY WITH REUSABLE SELF-CONTAINED FILTER HOUSING ENABLED WITH DATA REPORTING

#14
20240142029
2024-05-02

CONNECTION ASSEMBLY AND MANIFOLD THEREOF

#15
20240091686
2024-03-21

WATER PURIFIER

#16
20240042355
2024-02-08

MODULAR FILTRATION PLATFORM

#17
20240042353
2024-02-08

FILTER INTERCONNECT UTILIZING CORRELATED MAGNETIC ACTUATION FOR DOWNSTREAM SYSTEM FUNCTION

#18
20240024802
2024-01-25

FILTER ASSEMBLY AND REFRIGERATOR INCLUDING THE SAME

#19
20230416967
2023-12-28

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

#20
20230330576
2023-10-19

FILTER ELEMENT

#21
20230256368
2023-08-17

FILTER CARTRIDGE

#22
20230256367
2023-08-17

Water tank with filter cartridge

#23
20230256366
2023-08-17

Water tank with filter cartridge

#24
20230242416
2023-08-03

FILTER CARTRIDGE

#25
20230139571
2023-05-04

Water filtration system and method

#26
20230012503
2023-01-19

Modular dust collection system

#27
20220362694
2022-11-17

Spin-on filter with external threads and methods

#28
20220274038
2022-09-01

Spin-on filter with external threads and methods

#29
20220249989
2022-08-11

Quick change oil filter

#30
20220167657
2022-06-02

Vessel screen retaining system and method

#31
20220008848
2022-01-13

Connection assembly and filter assembly

#32
20220001311
2022-01-06

Rotary disk filter

#33
20210394095
2021-12-23

FILTER HOUSING ASSEMBLY

#34
20210379512
2021-12-09

Manifold assembly and method of use

#35
20210331100
2021-10-28

Spin-on fluid treatment device and methods

#36
20210322904
2021-10-21

Spin-on filter with external threads and methods

#37
20210308607
2021-10-07

Modular filtration platform

#38
20210299600
2021-09-30

Filter unit and refrigerator including the same

#39
20210268411
2021-09-02

LIQUID FILTER ASSEMBLY

#40
20210138373
2021-05-13

Spin-on filter assembly with replaceable coreless element

#41
20210138372
2021-05-13

Appliance water filter cartridge

#42
20210077926
2021-03-18

Manifold assembly and method of use

#43
20210023495
2021-01-28

Filtration systems, filter elements and methods with wireless power transmission and separate signal output

#44
20210010406
2021-01-14

Integrated base filter for a DEF manifold

#45
20210008470
2021-01-14

Pivotal dewatering panels and associated supporting framework

#46
20200376422
2020-12-03

Manifold with movable connectology

#47
20200360931
2020-11-19

Filter interconnect utilizing correlated magnetic actuation for downstream system function

#48
20200360844
2020-11-19

Filter interconnect utilizing correlated magnetic actuation for downstream system function

#49
20200360843
2020-11-19

Spin-on filter with external threads and methods

#50
20200324230
2020-10-15

SPIN-ON FILTER WITH EXTERNAL THREADS AND METHODS

#51
20200306673
2020-10-01

Wall mounting system

#52
20200282349
2020-09-10

Press-in filter spud that is free to spin

#53
20200276521
2020-09-03

Ring filter element

#54
20200276520
2020-09-03

PRESSURE CONTROL DEVICE

#55
20200206656
2020-07-02

Filters

#56
20200179951
2020-06-11

Separator device

#57
20200179845
2020-06-11

Filter Element Having an End-Side Stand

#58
20200179844
2020-06-11

Liquid filter assembly

#59
20200179840
2020-06-11

Fluid filter element for circular locking engagement with a filter support

#60
20200179833
2020-06-11

Filter system, filter, and method

#61
20200164289
2020-05-28

Disposable filter capsule for a filtration device

#62
20200139279
2020-05-07

EASY TO SERVICE FILTER ASSEMBLY

#63
20200129893
2020-04-30

Fixing device and a water filter having the same

#64
20200114285
2020-04-16

Cap for refillable water filter

#65
20200094176
2020-03-26

FLUID FILTER AND PRIMING PUMP ASSEMBLY AND METHODS

#66
20200094175
2020-03-26

Filter cartridge

#67
20190381432
2019-12-19

Filter container attachment and detachment system

#68
20190374887
2019-12-12

Filter container attachment and detachment system

#69
20190366247
2019-12-05

Filter insert for a filter having a filter bypass valve, and a method of using the filter insert

#70
20190282938
2019-09-19

Modular filtration platform

#71
20190217229
2019-07-18

Filter element with torsion lock and assembly

#72
20190209952
2019-07-11

Point of entry water filter assembly

#73
20190193008
2019-06-27

Spin-on filter with external threads and methods

#74
20190151785
2019-05-23

Oil filter adapter

#75
20190144299
2019-05-16

POINT-OF-USE WATER TREATMENT SYSTEM

#76
20190106333
2019-04-11

Filter cartridge

#77
20190105586
2019-04-11

Filter device for a filter system of a motor vehicle

#78
20190083936
2019-03-21

Disposable filtration device

#79
20190069594
2019-03-07

Vessel screen retaining system and method

#80
20190046907
2019-02-14

Spin-on fluid treatment device and methods

#81
20190039005
2019-02-07

Filter assembly

#82
20190009198
2019-01-10

Device for storing a fuel filter in a vehicle and method

#83
20190001041
2019-01-03

Device for extracorporeal blood treatment comprising an improved arrangement of a blood treatment device

#84
20180346345
2018-12-06

Filtration system and replacement method thereof

#85
20180326334
2018-11-15

Spin-on filter with external threads and methods

#86
20180318738
2018-11-08

ENHANCED FILTER INSTALLATION

#87
20180305220
2018-10-25

PRESSURE VESSEL FOR WATER TREATMENT SYSTEM

#88
20180290083
2018-10-11

Filter cartridge

#89
20180272257
2018-09-27

Filter coupling device and substrate treating apparatus provided therewith

#90
20180257012
2018-09-13

Filter device with coupling element

#91
20180099294
2018-04-12

Separator device

#92
20180078885
2018-03-22

FILTER ASSEMBLY

#93
20180071665
2018-03-15

Elastically deformable component providing indication of proper fluid filter installation and related methods

#94
20180038394
2018-02-08

Strainer assembly for a fluid tank

#95
20180036659
2018-02-08

Water filtration system and method

#96
20180021707
2018-01-25

Housing module of a fluid treatment module and fluid treatment module

#97
20170361253
2017-12-21

Oil filter adapter

#98
20170356562
2017-12-14

SYSTEMS AND METHODS FOR FILTER ORIENTATION ON A CONTROL VALVE

#99
20170326483
2017-11-16

Filter assembly

#100
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

#101
20170291127
2017-10-12

Filter device

#102
20170274303
2017-09-28

Quick change oil filter

#103
20170259196
2017-09-14

Modular filtration platform

#104
20170252678
2017-09-07

Filter cartridge

#105
20170239598
2017-08-24

Elastic component providing indication of proper installation

#106
20170219110
2017-08-03

Hydrostatic tank floor relief valve

#107
20170152977
2017-06-01

Separator device

#108
20170120173
2017-05-04

Filter coupling device and a substrate treating apparatus having same

#109
20170106316
2017-04-20

Filter head and threaded metal nozzle insert

#110
20170087492
2017-03-30

Spin-on filter with external threads and methods

#111
20170087491
2017-03-30

Spin-on filter with external threads and methods

#112
20170065910
2017-03-09

Filter cartridge

#113
20170056796
2017-03-02

Elastically deformable component providing indication of proper fluid filter installation and related methods

#114
20160375381
2016-12-29

Elastic component providing indication of proper installation

#115
20160340202
2016-11-24

Point-of-use water treatment system

#116
20160339365
2016-11-24

Filter insert for a fluid, in particular transmission oil

#117
20160236119
2016-08-18

Filter cartridge

#118
20160220931
2016-08-04

Filter having a filter bypass valve, and filter insert therefor

#119
20160193554
2016-07-07

Filter apparatus with torque limiting mechanism

#120
20160153411
2016-06-02

Mounting bracket for fuel filter

#121
20160144306
2016-05-26

Oil filter adaptor and method of forming the same

#122
20160107112
2016-04-21

Bi-stable component providing indication of proper installation

#123
20160069232
2016-03-10

Filter device

#124
20150337695
2015-11-26

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

#125
20150300722
2015-10-22

Refrigerator

#126
20150290655
2015-10-15

Magnetic separator and release tool therefor

#127
20150190742
2015-07-09

Keyed spin-on filter element

#128
20150165448
2015-06-18

Separator device

#129
20150157968
2015-06-11

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

#130
20150151220
2015-06-04

Separator device

#131
20150144545
2015-05-28

Filtering membrane module and filtering apparatus having the same

#132
20150129478
2015-05-14

Filters and filter arrangements which include a filter and a manifold assembly

#133
20150114896
2015-04-30

Methods for moving a filter along a manifold assembly; filter arrangements including a filter and a manifold assembly; and filters

#134
20150113925
2015-04-30

Filter manifold

#135
20150108050
2015-04-23

Capsule body attachment

#136
20150068966
2015-03-12

Filter cartridge

#137
20150001140
2015-01-01

Water filtration system and method

#138
20140353234
2014-12-04

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

#139
20140217259
2014-08-07

Mounting interface for a housing of a filtration module

#140
20140217003
2014-08-07

Dual cartridge filter stabilizer

#141
20130186815
2013-07-25

Filters

#142
20130037473
2013-02-14

Fuel Filter Support Structure

#143
20130032522
2013-02-07

MONO REMOTE FILTER PLATFORM SYSTEM. RELATES TO AN APPARATUS AND METHOD OF MOUNTING A REMOTE FILTER BASE AND FILTER TO AN INTERNAL COMBUSTION ENGINE. SYSTEM PROVIDES FOR REMOTE MOUNTING METHOD AND DEVICE THAT FASTENS TO ENGINE BLOCK. SYSTEM INCLUDES A METHOD FOR SUPPORT OF THE REMOTE FILTER BASE AND FILTER UTILIZING A SINGLE ARM STRUT AND PLATFORM PLATE.

#144
20120325732
2012-12-27

Water filter cartridge system having a combined blending valve system in the candle and adjusting device in the head

#145
20120318725
2012-12-20

Portable quick fit filter assembly

#146
20120285192
2012-11-15

Water filter assembly

#147
20120273433
2012-11-01

Manifold and filter arrangement for bulk fluid filtration

#148
20120261323
2012-10-18

Filter apparatus with torque limiting mechanism

#149
20120234770
2012-09-20

FILTER ASSEMBLY AND CONTROL SYSTEM

#150
20120217196
2012-08-30

Exchangeable Filter Element, Filter Part Fixed with Respect to System, and Filter System

#151
20120211412
2012-08-23

Filter cartridge

#152
20120187038
2012-07-26

PRESSURE FILTER DEVICE

#153
20120160756
2012-06-28

Filter device

#154
20120145621
2012-06-14

FLUID FILTRATION SYSTEM

#155
20120080369
2012-04-05

SPOOL VALVE MANIFOLD INTERCONNECT FOR A FILTER SYSTEM

#156
20110247974
2011-10-13

Filtration system

#157
20110220559
2011-09-15

Water purifying filter assembly module

#158
20110214272
2011-09-08

CANTER ELEMENT CONTROLLED COMBINATION MANIFOLD, VALVE AND FILTER MODULE SYSTEM

#159
20110204092
2011-08-25

CONNECTOR APPARATUS AND SYSTEM INCLUDING CONNECTOR APPARATUS

#160
20110192782
2011-08-11

Fluid filtration system

#161
20110147298
2011-06-23

Annular collar for encapsulated water treatment system

#162
20110139699
2011-06-16

Spin-on filter with external threads and methods

#163
20110132829
2011-06-09

Spin-on filter with external threads and methods

#164
20110036766
2011-02-17

Fluid filter

#165
20110006646
2011-01-13

Mounting interface for a housing of a filtration module

#166
20110005989
2011-01-13

Filtration systems and fitting arrangements for filtration systems

#167
20100307964
2010-12-09

Device for the treatment of water, in particular a filter device, and cartridge

#168
20100300988
2010-12-02

Priming method for filter

#169
20100300952
2010-12-02

Filter with quick attachment features

#170
20100294709
2010-11-25

Fluid treatment arrangements and methods for operating fluid treatment arrangements

#171
20100282660
2010-11-11

CARTRIDGE FILTER SECURING APPARATUS

#172
20100270225
2010-10-28

Retaining means for retaining an external functional means on a treatment apparatus, external functional means, and treatment apparatus

#173
20100258492
2010-10-14

Filtering membrane module and filtering apparatus having the same

#174
20100237001
2010-09-23

Encapsulated water treatment system

#175
20100237000
2010-09-23

Modular system for coupling water filter manifold heads

#176
20100229592
2010-09-16

Refrigerator

#177
20100191497
2010-07-29

Computer-implemented method of monitoring the performance of a reverse osmosis membrane in a drinking water supply system

#178
20100180855
2010-07-22

FILTER MOUNT FOR AN ENGINE

#179
20100126947
2010-05-27

Filter bowl supports and filter systems comprising the same

#180
20100096302
2010-04-22

SYSTEM FOR MONITORING THE PERFORMANCE OF FLUID TREATMENT CARTRIDGES

#181
20100088873
2010-04-15

CANTER ELEMENT CONTROLLED COMBINATION MANIFOLD, VALVE AND FILTER MODULE SYSTEM

#182
20100072340
2010-03-25

Interlocking brackets for filter capsules and method of forming the same

#183
20100059024
2010-03-11

Vehicle fuel supply device and fuel filter structure

#184
20100044293
2010-02-25

SEALING FOR LIQUID FILTER

#185
20100000929
2010-01-07

System comprising a fluid treatment module and a support structure

#186
20100000919
2010-01-07

WATER PURIFICATION FILTER ASSEMBLY

#187
20090321340
2009-12-31

FILTER CARTRIDGE FOR USE WITH A FILTER HEAD ASSEMBLY

#188
20090289000
2009-11-26

Water purification filter assembly

#189
20090283532
2009-11-19

INTEGRATED FILTER HOUSING

#190
20090283467
2009-11-19

Tank

#191
20090283461
2009-11-19

Apparatus for filtering fluids

#192
20090266757
2009-10-29

Tank

#193
20090242476
2009-10-01

Filter closure system

#194
20090242473
2009-10-01

Tank

#195
20090242472
2009-10-01

Tank

#196
20090236277
2009-09-24

Modular Drinking Water Filtration System with Internal Sealing Between Valve Spindle and Head

#197
20090236276
2009-09-24

Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit

#198
20090236271
2009-09-24

Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility

#199
20090230047
2009-09-17

Cartridge filter for aircraft

#200
20090230046
2009-09-17

Aircraft filter device with a member for keying and driving the cartridge

#201
20090229231
2009-09-17

AIRCRAFT FILTER DEVICE WITH THE FILTER BEING STOPPED IN ROTATION

#202
20090211959
2009-08-27

FILTER ARRANGMENT AND METHODS

#203
20090200217
2009-08-13

WATER PURIFICATION FILTER ASSEMBLY

#204
20090173675
2009-07-09

Water filter cartridge system having a combined blending valve system in the candle and adjusting device in the head

#205
20090166285
2009-07-02

Disengagement-preventing device for threading coupling of drinking water filter element

#206
20090078629
2009-03-26

Exchangeable oil filter with spring-operated pin for drainage

#207
20090078624
2009-03-26

Locking filter assembly

#208
20090057219
2009-03-05

Replaceable filter elements including unique interfaces and filtration systems including same

#209
20090025692
2009-01-29

Reservoir-less fuel delivery module having crimp connection to a flange

#210
20090008317
2009-01-08

Filter cartridge and mounting system therefor having foolproofing means

#211
20090001010
2009-01-01

Oil filter device for an internal combustion engine

#212
20080308487
2008-12-18

Filtering device for liquids

#213
20080237113
2008-10-02

SPIN-ON FILTER CARTRIDGE

#214
20080210622
2008-09-04

Method for Assembling a Water Filter Cartridge to a Water Dispensing Appliance

#215
20080210618
2008-09-04

Fuel filter

#216
20080203033
2008-08-28

Encapsulated water treatment system

#217
20080197063
2008-08-21

Fluid Flow Interruption Means for Filter of Water Purifier

#218
20080185330
2008-08-07

Filter cartridges and methods

#219
20080179238
2008-07-31

Liquid filter cartridge, and an engine subassembly including such a cartridge

#220
20080164220
2008-07-10

Fluid treatment arrangements and methods for operating fluid treatment arrangements

#221
20080164197
2008-07-10

Filtration systems

#222
20080093279
2008-04-24

Filter head

#223
20080087245
2008-04-17

Mounting bracket

#224
20070289918
2007-12-20

WATER FILTER CARTRIDGE FOR A WATER TANK

#225
20070289913
2007-12-20

Filter cartridge including a snap-on rim connector

#226
20070251878
2007-11-01

Low volume per output large in-line filter assembly

#227
20070227959
2007-10-04

Filter cartridges and methods

#228
20070221583
2007-09-27

Canter element controlled combination manifold, valve and filter module system

#229
20070215535
2007-09-20

Quick-change filter and bracket system

#230
20070199886
2007-08-30

Water filtration system

#231
20070199880
2007-08-30

Water filter assembly

#232
20070199879
2007-08-30

Water filter assembly

#233
20070199876
2007-08-30

Fluid filtration system

#234
20070163930
2007-07-19

Multiple barrier filter apparatus

#235
20070131606
2007-06-14

Filter device

#236
20070131602
2007-06-14

Quick change filter and bracket system with key system and universal key option

#237
20070125689
2007-06-07

Fluid filter for an internal combustion engine

#238
20070119772
2007-05-31

Filters

#239
20070119766
2007-05-31

Pressure vessel and recyclable filter cartridge

#240
20070090037
2007-04-26

Diesel filter

#241
20070080106
2007-04-12

Oil filter housing

#242
20070034563
2007-02-15

Connection device for inlet and outlet of water purifying device

#243
20060272995
2006-12-07

LOW SPILLAGE REPLACEABLE WATER FILTER ASSEMBLY

#244
20060260995
2006-11-23

Filtered flow-through fitting

#245
20060254971
2006-11-16

Spool valve manifold interconnect for a filter system

#246
20060201866
2006-09-14

Disposable fluid separation device and manifold assembly design with easy change-out feature

#247
20060201864
2006-09-14

Remote mountable filter assembly

#248
20060186030
2006-08-24

Filter flushing system and adapter

#249
20060157391
2006-07-20

System for monitoring the performance of fluid treatment cartridges

#250
20060144772
2006-07-06

Filter device

#251
20060124527
2006-06-15

Filter devices including a porous body

#252
20060118475
2006-06-08

Base for internal combustion engine filter cartridge

#253
20060113240
2006-06-01

Filter cartridge and manifold for a water purification system

#254
20060113237
2006-06-01

Method for accessing a hinge down refrigerator water filter

#255
20060102546
2006-05-18

System comprising fluid treatment module and a support structure

#256
20060096934
2006-05-11

Oil filter assembly

#257
20060081805
2006-04-20

Fluidic cartridges and end pieces thereof

#258
20060060512
2006-03-23

System for monitoring the performance of fluid treatment cartridges

#259
20060032806
2006-02-16

Apparatus to filter water

#260
20060032474
2006-02-16

Oil filter for continuous variable valve timing apparatus in engine

#261
20060032202
2006-02-16

Quick change filter and bracket with key system and universal key option

#262
20060016745
2006-01-26

Plastic molded center tube assembly

#263
20060000754
2006-01-05

Water shut-off device for a water purifier

#264
20050247620
2005-11-10

Hinge down refrigerator water filter

#265
20050223901
2005-10-13

Quick-change filter system and a base and a quick-change filter intended for such a system

#266
20050178711
2005-08-18

Quick change fitter and bracket system with key system and universal key option

#267
20050167352
2005-08-04

Filter cartridge and manifold for a water purification system

#268
20050133435
2005-06-23

Method and system for purging a dispensed fluid within a fluid dispensing system including a filter-free connector apparatus

#269
20050126985
2005-06-16

Connector apparatus and system including connector apparatus

#270
20050098489
2005-05-12

Fuel strainer assembly

#271
20050077231
2005-04-14

Oil filter gasket with flap

#272
20050011822
2005-01-20

Quick-change filter and bracket system

#273
19023327
2025-07-29

Connection structure for filtration device

#274
18581105
2025-01-14

Replaceable filter cartridge assembly

#275
17700314
2023-08-29

Pipeline filter

#276
17350146
2022-04-26

Pipeline filter

#277
17154527
2021-10-26

Pipeline filter

#278
16864382
2020-10-06

Pipeline filter

#279
15929017
2019-02-05

Oil filter mounting adapter

#280
15293143
2018-01-16

Water treatment cartridge with sealable inlet and outlet to prevent leaks