ClassID:

30093

B01D2201/287 - CPC Classification

Classification description:

Details relating to filtering apparatus; Position of the filtering element Filtering elements with a vertical or inclined rotation or symmetry axis

Recent Application in this class:
#1
20260138062
2026-05-21

REGENERATIVE MEDIA FILTER

#2
20260138061
2026-05-21

REGENERATIVE MEDIA FILTER

#3
20250352928
2025-11-20

Water Filter System and Method

#4
20250153194
2025-05-15

CENTRIFUGE ROTOR SELF-BALANCING APPARATUS

#5
20250108319
2025-04-03

HYDRAULIC FLUID FILTER WITH INTEGRATED BYPASS

#6
20250065250
2025-02-27

FLAT FILTER MEDIA

#7
20250025812
2025-01-23

Filter Cartridge and Mounting Mechanism

#8
20250001329
2025-01-02

FILTER SYSTEM WITH FLANGED FILTER CARTRIDGE

#9
20240252959
2024-08-01

Collar having modular parts for supporting stratified filtration

#10
20240246095
2024-07-25

CENTRIFUGAL SEPARATOR INCLUDING AN INTEGRATED PARTICULATE FILTER

#11
20240226782
2024-07-11

REGENERATIVE MEDIA FILTER

#12
20240189746
2024-06-13

Water tank having a filter cartridge

#13
20240131456
2024-04-25

REGENERATIVE MEDIA FILTER

#14
20240058730
2024-02-22

WATER-FILTRATION DEVICE

#15
20230347266
2023-11-02

FILTER CARTRIDGE RETENTION FEATURE

#16
20230033882
2023-02-02

Water purification filter element and household water purifier

#17
20230001332
2023-01-05

Water filter with self-rinsing capability

#18
20220370935
2022-11-24

Rotary pressure filter

#19
20220362690
2022-11-17

FILTER UNIT WITH FLOW OPTIMIZATION

#20
20220347605
2022-11-03

BRINE INJECTION SYSTEM WITH IMPROVED FILTERING SYSTEM

#21
20220314148
2022-10-06

FILTER AND FILTER BASE RETENTION SYSTEM

#22
20220314147
2022-10-06

IMPROVED FILTRATION DESIGN FOR IMMERSION COOLING TANK SYSTEMS

#23
20220249988
2022-08-11

Filtering system

#24
20220219101
2022-07-14

VERTICAL SCREW SCREEN WITH OPTIMIZED TRANSPORT FEATURES

#25
20220135433
2022-05-05

MULTI-POSITION FILTER

#26
20220098837
2022-03-31

Faucet with integrated water filter

#27
20210252439
2021-08-19

Water-treating ceramic filter unit

#28
20210113946
2021-04-22

ROTATING FILTERS AND RELATED SYSTEMS

#29
20210062701
2021-03-04

Systems and methods for fluid level and quality measurement for reductant storage systems

#30
20210060459
2021-03-04

FILTRATION DEVICE AND FILTRATION METHOD

#31
20200368650
2020-11-26

Engine oil system and a lid

#32
20200324229
2020-10-15

Arrangement and method for detecting a damage of a filter fabric of a disc filter at a disc filter unit using microphones

#33
20200298278
2020-09-24

Screen production method

#34
20200256515
2020-08-13

Pressure relief cover assembly

#35
20200255300
2020-08-13

Carrying Case for Portable Water Filtration System

#36
20200246731
2020-08-06

Filter apparatus

#37
20200215468
2020-07-09

Filtration system and method of use

#38
20200197844
2020-06-25

Pipeline strainer

#39
20200038788
2020-02-06

Filter apparatus

#40
20200008644
2020-01-09

Dishwasher and method of controlling the same

#41
20190134542
2019-05-09

Intank filter bowl with de-aeration outlet shroud

#42
20190001242
2019-01-03

FILTER WITH NON-HORIZONTAL CAVITY

#43
20180161706
2018-06-14

DEVICE AND METHOD FOR SEPARATING THE SOLID FRACTION FROM THE LIQUID FRACTION OF A SLURRY

#44
20170314237
2017-11-02

Water-supply device

#45
20170183242
2017-06-29

Water runoff treatment apparatus

#46
20170182438
2017-06-29

Intank filter bowl de-aeration outlet shroud and filter bowl and filter assembly including the same

#47
20170148647
2017-05-25

Dual medium filter for ion and particle filtering during semiconductor processing

#48
20160151726
2016-06-02

Backflushing filter and filter insert for the same

#49
20150209705
2015-07-30

Filter base system and filter assembly

#50
20130312791
2013-11-28

Dual medium filter for ion and particle filtering during semiconductor processing

#51
20090057204
2009-03-05

Sand dewatering device and method

#52
20090001010
2009-01-01

Oil filter device for an internal combustion engine

#53
20050067355
2005-03-31

Apparatus for concentrating sludge

#54
17936214
2024-09-10

Wastewater treatment system outlet filter cleaner

#55
17828770
2022-12-06

Self-contained filter assembly for magnetic deburring and polishing machine

#56
17704439
2022-10-18

Filtration system for a water drainage system

#57
17392967
2022-07-05

Self-contained filter assembly for magnetic deburring and polishing machine

#58
16414343
2022-10-11

Wastewater treatment system outlet filter cleaner

#59
14092738
2016-08-23

Vehicle wash water reclaim system