ClassID:

28989

B01D27/108 - CPC Classification

Classification description:

Cartridge filters of the throw-away type; Safety devices, e.g. by-passes Flow control valves; Damping or calibrated passages

Recent Application in this class:
#1
20250303326
2025-10-02

Valve Arrangement for a Filtration System

#2
20250018317
2025-01-16

BACKFLOW-PREVENTING FILTER MODULE

#3
20240375026
2024-11-14

FILTER CARTRIDGE AND FILTER HAVING SAME

#4
20240100452
2024-03-28

FILTRATION TESTING DEVICES

#5
20230364537
2023-11-16

BATCH-TYPE APPARATUS FOR FILTERING

#6
20230211260
2023-07-06

FLUID FILTRATION SYSTEM WITH SINGLE USE FILTER AND METHOD OF USING SAME FOR AUTOMATED FILTER CONDITIONING

#7
20220331717
2022-10-20

Filter assembly capable of adjusting elimination of solid materials using flow-variable bypass flow path

#8
20200306672
2020-10-01

Leak detection assembly for use with a filter assembly for a refrigerator appliance

#9
20200216340
2020-07-09

Passive fluid treatment assembly

#10
20200155978
2020-05-21

WATER PURIFYING FILTER CARTRIDGE STRUCTURE

#11
20200147523
2020-05-14

Filtering device and control system

#12
20190083912
2019-03-21

Disposable filter including an integrated sensor assembly

#13
20190083908
2019-03-21

DISPOSABLE FILTER WITH AN ACCESSORY PORT

#14
20180347400
2018-12-06

TURBINE ENGINE LUBRICATION SYSTEM WITH WASH FLOW FILTER

#15
20180230854
2018-08-16

Turbine engine lubrication system with wash flow filter

#16
20170252678
2017-09-07

Filter cartridge

#17
20170197159
2017-07-13

Water stoppage structure utilized in a water purifier filter core

#18
20160236119
2016-08-18

Filter cartridge

#19
20160184743
2016-06-30

Pipette having integrated filtration assembly

#20
20160129374
2016-05-12

Blood filtering device

#21
20150284260
2015-10-08

COUNTERTOP FLUID DISPENSER

#22
20150283486
2015-10-08

Fluid filtration apparatus and method

#23
20150068966
2015-03-12

Filter cartridge

#24
20150001140
2015-01-01

Water filtration system and method

#25
20120211412
2012-08-23

Filter cartridge

#26
20120080369
2012-04-05

SPOOL VALVE MANIFOLD INTERCONNECT FOR A FILTER SYSTEM

#27
20110233117
2011-09-29

Multi filter lubricant purification system

#28
20090261029
2009-10-22

Fluid filtration apparatus and method

#29
20070034559
2007-02-15

Combination particulate and acid-neutralizing filter

#30
20060254971
2006-11-16

Spool valve manifold interconnect for a filter system

#31
20060000760
2006-01-05

Combination particulate and acid-neutralizing filter

#32
20050252838
2005-11-17

Fluid filtration apparatus and method