ClassID:

30085

B01D2201/208 - CPC Classification

Classification description:

Details relating to filtering apparatus; Pressure-related systems for filters; Systems for applying vacuum to filters by venturi systems

Recent Application in this class:
#1
20200347809
2020-11-05

Water drain mechanism for filter assemblies

#2
20170312663
2017-11-02

Bypass filter method and device

#3
20160317959
2016-11-03

Fuel filter with additive release device

#4
20160317958
2016-11-03

Fuel filter and cartridge for such a filter with an onboard additive tank

#5
20150283486
2015-10-08

Fluid filtration apparatus and method

#6
20120292236
2012-11-22

Adapting multipurpose liquid filter

#7
20120273406
2012-11-01

Filter with ejection mechanism

#8
20120241366
2012-09-27

Particulate and Bypass Filter and Locomotive Oil Lube Filtration System

#9
20120223001
2012-09-06

FILTER AND CENTER TUBE WITH HELICAL FIN

#10
20120074052
2012-03-29

Chemical dispenser

#11
20120031857
2012-02-09

Filtration apparatus and method for treating granular filtration medium

#12
20110259838
2011-10-27

System for engine oil storage and filtration in an internal combustion engine

#13
20110049025
2011-03-03

Debris catcher with retention within screen

#14
20100044298
2010-02-25

Centertube for a combination full flow and bypass filter apparatus

#15
20090308802
2009-12-17

Filter with ejection mechanism

#16
20090261029
2009-10-22

Fluid filtration apparatus and method

#17
20080308485
2008-12-18

Self-adjusting minimum load filter cartridge and bypass valve

#18
20080110811
2008-05-15

Environmentally friendly filter cartridge

#19
20080053919
2008-03-06

Filter assembly with a weak base slow release mechanism

#20
20070193929
2007-08-23

Housing for environmentally friendly filter cartridge

#21
20070151911
2007-07-05

Environmentally friendly acid neutralizing cartridge

#22
20070125698
2007-06-07

Environmentally friendly dual lube venturi filter cartridge

#23
20070114160
2007-05-24

Fuel filter of an internal combustion engine

#24
20070102343
2007-05-10

Environmentally friendly filter cartridge

#25
20070034559
2007-02-15

Combination particulate and acid-neutralizing filter

#26
20060124516
2006-06-15

Environmentally friendly dual lube venturi filter cartridge

#27
20060113233
2006-06-01

Environmentally friendly acid neutralizing full flow cartridge

#28
20060086649
2006-04-27

Automatic water drain for suction fuel water separators

#29
20060076287
2006-04-13

Fuel filter arrangement

#30
20060000760
2006-01-05

Combination particulate and acid-neutralizing filter

#31
20050252838
2005-11-17

Fluid filtration apparatus and method

#32
20050205497
2005-09-22

Apparatus and methods for separating slurried material

#33
20050133451
2005-06-23

A FULL-FLOW MICROFILTRATION DEVICE AND METHOD FOR FILTERING FLUIDS

#34
20050115886
2005-06-02

Backflushing filter

#35
20050035050
2005-02-17

Screen apparatus

#36
20050000919
2005-01-06

Filtration device with cross-flow function and its filtration method