Patents-Review.com
ClassID:

29338 ⎘

B01D35/303 - CPC Classification

Classification description:

Other filtering devices; Auxiliary devices for filtration; Filter housing constructions; Filter housing constructions; Constructions of two or more housings the housings being modular, e.g. standardised

Recent Application in this class:
#1
20260077283
2026-03-19

MODULAR FILTER CORE

 #2
20250367579
2025-12-04

FULLY SUBMERSED BLOCK STYLE PRIMARY WATER FILTER

 #3
20250296020
2025-09-25

MODULAR FILTER SYSTEM

 #4
20250269312
2025-08-28

FILTER ELEMENT FOR USE IN A FILTER AND FILTER HAVING A FILTER ELEMENT

 #5
20250121307
2025-04-17

WATER PURIFIER

 #6
20250041766
2025-02-06

PORTABLE MODULAR FILTER SYSTEM

 #7
20250001364
2025-01-02

DISPOSABLE FILTER CAPSULE FOR A FILTRATION DEVICE

 #8
20240066450
2024-02-29

GRAVITY TYPE WATER-PURIFYING DEVICE

 #9
20230372844
2023-11-23

MODULAR DEVICE FOR FIXED ARRANGEMENT AND INTERCONNECTION OF INDIVIDUAL SEPARATION UNITS AND/OR FUNCTION UNITS

 #10
20230311033
2023-10-05

Systems and methods for forming modular filtration assemblies

 #11
20230264124
2023-08-24

Particle separation system and method

 #12
20220370944
2022-11-24

Filter element for use in a filter and filter having a filter element

 #13
20220323888
2022-10-13

SYSTEMS AND METHODS FOR PURIFYING NATURAL WATER FOR RECREATIONAL SWIMMING WITH MODULAR FILTRATION UNITS

 #14
20220323887
2022-10-13

MODULE CARRIER FOR USE IN A SYSTEM FOR MONITORING AND TREATING FLUID MEDIA

 #15
20220306487
2022-09-29

Fluid filtering system and associated methods

 #16
20220220018
2022-07-14

FILTER MODULE FOR WATER DISPENSING DEVICE

 #17
20220193578
2022-06-23

WATER FILTER AND WATER FILTRATION APPARATUS

 #18
20220111316
2022-04-14

Device for filtering a fluid, in particular Bernoulli filtering device

 #19
20220054958
2022-02-24

Filter module for gravity-based water purification device and gravity-based water purification device including the same

 #20
20210260498
2021-08-26

Phase separation device

 #21
20210220765
2021-07-22

Systems and methods for forming modular filtration assemblies

 #22
20210213377
2021-07-15

Particle separation system and method

 #23
20210138375
2021-05-13

Modular filtration system and method

 #24
20210069615
2021-03-11

Portable modular filter system

 #25
20210024380
2021-01-28

Media purification devices having intergral flow controllers

 #26
20200338483
2020-10-29

Liquid dispenser

 #27
20200282346
2020-09-10

Cartridge accumulator

 #28
20200255300
2020-08-13

Carrying Case for Portable Water Filtration System

 #29
20200246735
2020-08-06

COMPACT WATER PURIFICATION UNIT

 #30
20200179951
2020-06-11

Separator device

 #31
20200179837
2020-06-11

Preconfigured single-use filtration device

 #32
20200164293
2020-05-28

Systems and methods for purifying natural water for recreational swimming with modular filtration units

 #33
20200164289
2020-05-28

Disposable filter capsule for a filtration device

 #34
20200139286
2020-05-07

Modular low profile in tank filter element assembly

 #35
20200116265
2020-04-16

Compact double shut-off valve

 #36
20200001216
2020-01-02

MODULAR FILTER ASSEMBLY

 #37
20190282939
2019-09-19

Modular filter assembly

 #38
20190193000
2019-06-27

GLASS CARTRIDGE FILTERS ESPECIALLY USEFUL AS PART OF WATER-CIRCULATION SYSTEMS OF SWIMMING POOLS OR SPAS

 #39
20190168141
2019-06-06

Filter housing that accepts both single open end o-ring and double open end filter elements

 #40
20190083936
2019-03-21

Disposable filtration device

 #41
20190060807
2019-02-28

Purification device

 #42
20190060806
2019-02-28

Purification device

 #43
20190060805
2019-02-28

Purification device

 #44
20190060803
2019-02-28

Purification device

 #45
20190060801
2019-02-28

Purification device

 #46
20190054402
2019-02-21

Filter assembly with self-contained disposable filter cartridge

 #47
20190039004
2019-02-07

HOUSING ASSEMBLY AND WATER PURIFIER

 #48
20190015769
2019-01-17

Filter device

 #49
20190003354
2019-01-03

Filter with dual pleat pack

 #50
20180346345
2018-12-06

Filtration system and replacement method thereof

 #51
20180318733
2018-11-08

Connection head for a filter cartridge and filter cartridge

 #52
20180194646
2018-07-12

Media purification devices having integral flow controllers

 #53
20180134598
2018-05-17

MODULAR FLUID PURIFICATION SYSTEM AND COMPONENTS THEREOF

 #54
20180126306
2018-05-10

Particle separation system and method

 #55
20180099294
2018-04-12

Separator device

 #56
20180050926
2018-02-22

Multi-stage filter assembly

 #57
20180001264
2018-01-04

Integrated reverse osmosis module with energy recovery for desalination

 #58
20170333821
2017-11-23

Filter frame

 #59
20170241387
2017-08-24

Filter unit, filter system, and motor vehicle with filter system

 #60
20170152977
2017-06-01

Separator device

 #61
20160175746
2016-06-23

Integrated composite filter and water purification system having the same

 #62
20150353383
2015-12-10

Filter assembly with locking cover

 #63
20150352468
2015-12-10

Modular stacked disc filter apparatus

 #64
20150290655
2015-10-15

Magnetic separator and release tool therefor

 #65
20150252934
2015-09-10

Adjustable frame assemblies, methods for assembling a filter apparatus, and filter apparatuses

 #66
20150165448
2015-06-18

Separator device

 #67
20150151220
2015-06-04

Separator device

 #68
20150129469
2015-05-14

Filter with dual pleat pack

 #69
20150108050
2015-04-23

Capsule body attachment

 #70
20150008173
2015-01-08

Manifold bracket assembly for a modular encapsulated water treatment system

 #71
20140263027
2014-09-18

Filter assembly with manifold for multiple filter element housings and filter element housing coupling therefore

 #72
20140246383
2014-09-04

Modular filter cassette

 #73
20140217003
2014-08-07

Dual cartridge filter stabilizer

 #74
20140215794
2014-08-07

Indexing filter apparatus and method of use

 #75
20140209528
2014-07-31

Filter with dual pleat pack

 #76
20140166564
2014-06-19

Liquid filter apparatus

 #77
20140069856
2014-03-13

WATER GATHERING COVER

 #78
20140048469
2014-02-20

Water filtering device

 #79
20130180907
2013-07-18

Sludge concentrator assembly incorporating upper centrifugal separator and lower barrier filter and exhibiting high flow velocity clean fluid outlet combined with low flow velocity solid entrapment

 #80
20130081984
2013-04-04

Water filter system

 #81
20120324938
2012-12-27

Water filter assembly and refrigerator and water purifier having the same

 #82
20120312757
2012-12-13

Device and method for treating ballast water for ship

 #83
20120273433
2012-11-01

Manifold and filter arrangement for bulk fluid filtration

 #84
20120267300
2012-10-25

Hydraulic filter with one-piece input end cap

 #85
20120145622
2012-06-14

Multi-purpose filter cartridge assembly

 #86
20120144855
2012-06-14

MODULAR WATER FILTER ASSEMBLY

 #87
20110297627
2011-12-08

Strainers for emergency core cooling systems—ECCS

 #88
20110297604
2011-12-08

Fluid interconnect

 #89
20110220559
2011-09-15

Water purifying filter assembly module

 #90
20100243551
2010-09-30

MODULAR ASSEMBLIES OF FILTER SYSTEMS

 #91
20100140156
2010-06-10

Modular fluid purification system and components thereof

 #92
20100072340
2010-03-25

Interlocking brackets for filter capsules and method of forming the same

 #93
20100032361
2010-02-11

Filtration system incorporating modular one-piece end caps

 #94
20090166278
2009-07-02

Modular filter system for pollution removal structure

 #95
20090026152
2009-01-29

MODULAR FILTER AND VACUUM HEAD ASSEMBLY FOR A FILTERING APPARATUS

 #96
20080190837
2008-08-14

Filter module and filter device

 #97
20080135501
2008-06-12

Modular fluid treatment apparatus and method

 #98
20080029452
2008-02-07

Water purification apparatus

 #99
20080011669
2008-01-17

Fluid filter assembly

 #100
20070251878
2007-11-01

Low volume per output large in-line filter assembly

 #101
20070215535
2007-09-20

Quick-change filter and bracket system

 #102
20070193929
2007-08-23

Housing for environmentally friendly filter cartridge

 #103
20070131602
2007-06-14

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

 #104
20070000833
2007-01-04

Modular fluid purification system and components thereof

 #105
20060254975
2006-11-16

Filter element

 #106
20060191827
2006-08-31

Water filter assembly for use in an appliance

 #107
20060151363
2006-07-13

Modular disc filter with integrated and automated self-flushing operator

 #108
20060086656
2006-04-27

Fluid filter with modular housing and method of manufacture

 #109
20060032202
2006-02-16

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

 #110
20050184005
2005-08-25

Modular filtration assembly

 #111
20050178711
2005-08-18

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

 #112
20050167355
2005-08-04

Strainer wall for the screening off of a suction space

 #113
20050045552
2005-03-03

Modular fluid treatment apparatus

 #114
20050011822
2005-01-20

Quick-change filter and bracket system

 #115
18599312
2024-09-17

Filter device, faucet water purifier and spraying process thereof

 #116
18444200
2024-10-01

Pipeline filter

 #117
17700314
2023-08-29

Pipeline filter

 #118
17350146
2022-04-26

Pipeline filter

 #119
17154527
2021-10-26

Pipeline filter

 #120
17145676
2023-05-02

Multi-stage filter assembly

 #121
16165347
2019-07-30

Foldable multi-stage water filter system