Patents-Review.com
ClassID:

30234 ⎘

B01D2239/1266 - CPC Classification

Classification description:

Aspects relating to filtering material for liquid or gaseous fluids; Special parameters characterising the filtering material Solidity

Recent Application in this class:
#1
20250170509
2025-05-29

FILTER MEDIUM COMPRISING A FINE FIBER LAYER

 #2
20250153079
2025-05-15

FILTER MEDIA, ELEMENTS, AND METHODS

 #3
20250010228
2025-01-09

Air-Filter Media Including a Relofted Spunbonded Web, and Methods of Making and Using

 #4
20240307805
2024-09-19

FILTER MEDIA INCLUDING ADHESIVES

 #5
20240207764
2024-06-27

HIGH PERFORMANCE FILTER MEDIA

 #6
20240139662
2024-05-02

Filter media, elements, and methods

 #7
20240010674
2024-01-11

A FILTRATION UNIT AND A METHOD FOR BIOMATERIAL PURIFICATION

 #8
20230226472
2023-07-20

Filter Media, Filter and Filtration Machine

 #9
20230103716
2023-04-06

Filter media including adhesives

 #10
20230018302
2023-01-19

FILTRATION MEDIA

 #11
20220379249
2022-12-01

Filter medium comprising a fine fiber layer

 #12
20220266181
2022-08-25

Spunbonded Air-Filtration Web

 #13
20220118387
2022-04-21

Filter media, elements, and methods

 #14
20220088505
2022-03-24

SYSTEM AND METHOD FOR DEAERATION

 #15
20210370208
2021-12-02

FILTER MEDIA COMPRISING POLYAMIDE FIBERS

 #16
20210308610
2021-10-07

Air-filter media including a relofted spunbonded web, and methods of making and using

 #17
20210291094
2021-09-23

Filter media including adhesives

 #18
20210229012
2021-07-29

Air-filter media comprising a relofted spunbonded web, and methods of making and using

 #19
20210129061
2021-05-06

Fine fiber filter media and processes

 #20
20200391148
2020-12-17

FILTER MEDIA INCLUDING A WAVED FILTRATION LAYER

 #21
20190255473
2019-08-22

Filter media, elements, and methods

 #22
20190126177
2019-05-02

Fine fiber filter media and processes

 #23
20190054405
2019-02-21

Filter media pack, filter assembly, and method

 #24
20180169550
2018-06-21

Filter media including adhesives

 #25
20180001244
2018-01-04

MULTI-LAYERED ELECTRET-CONTAINING FILTRATION MEDIA

 #26
20170312673
2017-11-02

Filter media including a waved filtration layer

 #27
20170151515
2017-06-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #28
20170080368
2017-03-23

Filter media including a waved filtration layer

 #29
20140044756
2014-02-13

Multilayer nanofiber filter

 #30
20130327218
2013-12-12

Filter media pack, filter assembly, and method

 #31
20130122215
2013-05-16

Functionalized nonwoven article

 #32
20130008853
2013-01-10

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #33
20120318754
2012-12-20

Fine fiber filter media and processes

 #34
20120272828
2012-11-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #35
20120171913
2012-07-05

High loft spunbonded web

 #36
20110293485
2011-12-01

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #37
20110253620
2011-10-20

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #38
20110198280
2011-08-18

Liquid filtration media, filter elements and methods

 #39
20110000845
2011-01-06

High loft spunbonded web

 #40
20100320138
2010-12-23

Functionalized nonwoven article

 #41
20100307119
2010-12-09

Multilayer nanofiber filter

 #42
20100176068
2010-07-15

Web comprising fine fiber and reactive, adsorptive or absorptive particulate

 #43
20090221047
2009-09-03

Method of converting cellulosic biomass to alcohol using web comprising fine fiber and bioactive particulate