ClassID:

30174

B01D2239/02 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids Types of fibres, filaments or particles, self-supporting or supported materials

Sub-classes:
Recent Application in this class:
#1
20250276264
2025-09-04

SELF-SUPPORTING FILTER MEDIA

#2
20230381696
2023-11-30

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#3
20230158430
2023-05-25

HIGH EFFICIENCY SYNTHETIC FILTER MEDIA

#4
20230149839
2023-05-18

FILTER MEDIA INCLUDING FIBERS COMPRISING A MATRIX POLYMER AND IMPACT MODIFIER, AND RELATED METHODS

#5
20230137305
2023-05-04

Porous Liquid, Self-Replenishing Porous Liquid And Methods Of Making And Using The Same

#6
20220212131
2022-07-07

Nonwoven sliver-based filter medium for filtering particulate matter

#7
20220161171
2022-05-26

FILTER MEDIA COMPRISING FLUORINATED AND NON-FLUORINATED WATER REPELLENT ADDITIVES

#8
20220015433
2022-01-20

AEROSOL GENERATING SYSTEM AND CARTRIDGE WITH LEAKAGE PROTECTION

#9
20210331108
2021-10-28

Systems and methods of filtering particulate matter from a fluid

#10
20200391160
2020-12-17

FILTERING AND SEPARATING DEVICE FOR LIQUID MIXTURES UNDER PRESSURE BY MEANS OF MEMBRANES

#11
20200353392
2020-11-12

NONWOVEN SLIVER-BASED FILTER MEDIUM FOR FILTERING PARTICULTE MATTER

#12
20200338484
2020-10-29

Dust collection filter target-coated with liquid film

#13
20200147545
2020-05-14

Porous liquid and methods of making and using the same

#14
20200147528
2020-05-14

Filtering device, purification device, chemical liquid manufacturing device, filtered substance to be purified, chemical liquid, and actinic ray-sensitive or radiation-sensitive resin composition

#15
20190070542
2019-03-07

Systems and methods of filtering particulate matter from a fluid

#16
20180280847
2018-10-04

Process for making high efficiency synthetic filter media

#17
20180280846
2018-10-04

Process for utilizing a high efficiency synthetic filter media

#18
20180280845
2018-10-04

High efficiency synthetic filter media

#19
20180221799
2018-08-09

Nonwoven sliver-based filter medium for filtering particulate matter

#20
20170158531
2017-06-08

Water quality-upgrading device

#21
20110114563
2011-05-19

ELEMENT REMOVAL PROCESS AND APPARATUS

#22
20070151923
2007-07-05

Biomedia apparatus and method of use