ClassID:

29367

B01D39/06 - CPC Classification

Classification description:

Filtering material for liquid or gaseous fluids; Loose filtering material, e.g. loose fibres Inorganic material, e.g. asbestos fibres, glass beads or fibres

Recent Application in this class:
#1
20260131263
2026-05-14

FILTRATION SYSTEM

#2
20250375720
2025-12-11

FILTRATION SYSTEM

#3
20250282697
2025-09-11

METHOD FOR PRODUCING HYDROCARBON AND METHOD FOR PRODUCING SILICON CARBIDE

#4
20250214020
2025-07-03

POROUS MEMBER CONTAINING CERAMIC PARTICLES AND METHOD FOR PRODUCING SAME

#5
20250177896
2025-06-05

FILTER MATERIAL, AIR FILTER, AIR CONDITIONER, WATER FILTER, AND WATER CLEANER

#6
20250177895
2025-06-05

AUTOMATED AND SELF-CLEANING GRAVEL PACK FILTER SYSTEM FOR WATER TREATMENT AND DISPOSAL

#7
20250099879
2025-03-27

WATER FILTRATION APPARATUS AND PROCESS

#8
20250041799
2025-02-06

FILTER MATERIAL AND USE THEREOF

#9
20240367084
2024-11-07

FILTER FOR AN AUTOCLAVE

#10
20240360373
2024-10-31

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS AND SOLID COKE FROM WASTE PLASTICS

#11
20240360372
2024-10-31

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#12
20240352360
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#13
20240352348
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#14
20240352347
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#15
20240352345
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#16
20240352335
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#17
20240352333
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#18
20240352332
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#19
20240352331
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS AND SOLID COKE FROM WASTE PLASTICS

#20
20240352330
2024-10-24

METHOD AND SYSTEM FOR PRODUCING REFINED HYDROCARBONS FROM WASTE PLASTICS

#21
20240246019
2024-07-25

SMOKE-CAPTURING DEVICE

#22
20240226793
2024-07-11

AN AIR FILTER ASSEMBLY AND A METHOD THEREOF

#23
20240157275
2024-05-16

FILTRATION DEVICE AND WATER FILTRATION PITCHER COMPRISING THE SAME

#24
20240131464
2024-04-25

AN AIR FILTER ASSEMBLY AND A METHOD THEREOF

#25
20240024805
2024-01-25

FILTER

#26
20230381695
2023-11-30

SYSTEMS, METHODS, AND FILTER MEDIA FOR FILTERING MOLTEN ALUMINUM AND ALUMINUM ALLOYS

#27
20230364530
2023-11-16

Fluid filtering apparatus and method

#28
20230277965
2023-09-07

Fluid Filter and Spill Kit Extreme Odor and Toxin Eliminator, Composition and Process

#29
20230233972
2023-07-27

FILTER SYSTEM FOR WATER AND GAS REMOVAL AND SYSTEMS AND METHODS OF USE THEREOF

#30
20230226472
2023-07-20

Filter Media, Filter and Filtration Machine

#31
20230151279
2023-05-18

PROCESS AND SYSTEM FOR PRODUCING A HYDROCARBON-CONTAINING AND HYDROGEN-CONTAINING GAS MIXTURE FROM PLASTIC

#32
20230078438
2023-03-16

WATER FILTRATION APPARATUS AND PROCESS

#33
20230052030
2023-02-16

WATER FILTER

#34
20220305416
2022-09-29

System and method for engineered ceramic packages for use in fluid treatment technologies

#35
20220288514
2022-09-15

SYSTEMS AND PROCESSES FOR FILTERING WATER WITH ULTRAFINE GRANULAR MEDIA

#36
20220259132
2022-08-18

Method for producing propionic acid derivative

#37
20220258089
2022-08-18

Activated Charcoal Air Ventilation System Filter

#38
20220250775
2022-08-11

Systems and methods for centrifugal force-based canister filling

#39
20220233620
2022-07-28

METHODS AND RELATED SYSTEMS FOR EXTRACTING ONE OR MORE CHEMICAL COMPOUNDS FROM CANNABIS PLANT MATERIAL

#40
20220212184
2022-07-07

Lithium extraction with porous ion exchange beads

#41
20220194815
2022-06-23

Water filter medium container

#42
20220111319
2022-04-14

Tailing pond remediation

#43
20220008842
2022-01-13

Fluid filtering apparatus and method

#44
20220001353
2022-01-06

Diatomaceous earth product and method for making product

#45
20210403342
2021-12-30

Catalytic sieves and methods for making same

#46
20210394096
2021-12-23

Multilayer Media Bed Filter Comprising Glass Bead Micromedia

#47
20210370205
2021-12-02

REMOVAL OF WATER CONTAMINANTS USING ENHANCED CERAMIC FILTRATION MATERIALS

#48
20210355098
2021-11-18

Methods For Extracting Constituents From Plant Material and Apparatus and Products Thereof

#49
20210340041
2021-11-04

STORMWATER FILTER UTILIZING A HYDROPONIC BED AS FILTERING COMPONENT

#50
20210292191
2021-09-23

Filtration media, system and method for the removal of phosphorus and coliforms

#51
20210222100
2021-07-22

Pouring spout for bottled liquids

#52
20210188681
2021-06-24

Wastewater Treatment Method and System for Removal of Phosphorus, Nitrogen and Coliforms

#53
20210138375
2021-05-13

Modular filtration system and method

#54
20210114909
2021-04-22

DRINKING STRONTIUM-RICH MINERAL WATER PREPARED FROM SALT-MAKING DISTILLED WATER, AND METHOD AND SYSTEM THEREOF

#55
20200391138
2020-12-17

Apparatus and method for filtering aqueous liquid

#56
20200384396
2020-12-10

FILTER AIDS FOR TREATING OIL AND METHODS OF PREPARATION AND USE THEREOF

#57
20200376461
2020-12-03

Filtration system and methods of using such system for improved water filtration

#58
20200376415
2020-12-03

Filter system

#59
20200346147
2020-11-05

USE OF POLYMERS AS FILTERING AIDS AND/OR STABILIZERS

#60
20200261836
2020-08-20

GRANULAR FILTRATION MEDIA MIXTURE AND USES IN WATER PURIFICATION

#61
20200247700
2020-08-06

Multistage shower water filter and water filtering method

#62
20200247675
2020-08-06

Methods for manufacturing carbon nanotube (CNT) hybrid sheet and yarn by gas phase assembly, and CNT-hybrid materials

#63
20200239332
2020-07-30

Granular filter media

#64
20200239331
2020-07-30

Sprinkler

#65
20200230591
2020-07-23

Lithium extraction with porous ion exchange beads

#66
20200230572
2020-07-23

Lightweight modified filter material, preparation method therefor and use thereof

#67
20200222839
2020-07-16

System and method for engineered ceramic packages for use in fluid treatment technologies

#68
20200222838
2020-07-16

System and method for engineered ceramic packages for use in fluid treatment technologies

#69
20200215524
2020-07-09

SEPARATION METHOD AND ASSEMBLY FOR PROCESS STREAMS IN COMPONENT SEPARATION UNITS

#70
20200206665
2020-07-02

HIGH DENSITY PERLITE FILTER AID

#71
20200171473
2020-06-04

Enhanced introduction of extra-framework metal into aluminosilicate zeolites

#72
20200087165
2020-03-19

Unitized formed construction materials and methods for making same

#73
20200060489
2020-02-27

Vacuum cleaner filter bags comprising recycled textile materials and/or cotton linters

#74
20200054978
2020-02-20

Vertical furnace with device for trapping contaminants

#75
20200040290
2020-02-06

Pouring spout for bottled liquids

#76
20200016509
2020-01-16

Enzymatic method for extraction and purification of phytocannabinoids

#77
20190359752
2019-11-28

Polymer and device for capturing or separating leucocytes, manufacturing method and use thereof

#78
20190358620
2019-11-28

Separation method and assembly for process streams in component separation units

#79
20190358563
2019-11-28

FILTER DEVICE

#80
20190351402
2019-11-21

Separation method and assembly for process streams in component separation units

#81
20190344289
2019-11-14

ELECTROSTATIC REMOVAL OF COLLOIDAL, SOLUBLE AND INSOLUBLE MATERIALS FROM A FLUID

#82
20190336957
2019-11-07

Separation method and assembly for process streams in component separation units

#83
20190292502
2019-09-26

POURING SPOUT FOR BOTTLED LIQUIDS

#84
20190247775
2019-08-15

FILTER ASSEMBLY WITH SALT FILTER

#85
20190217283
2019-07-18

Separation method and assembly for process streams in component separation units

#86
20190192070
2019-06-27

Apparatus and method for monitoring medication adherence

#87
20190099704
2019-04-04

SYSTEMS AND PROCESSES FOR FILTERING WATER WITH ULTRAFINE GRANULAR MEDIA

#88
20190054404
2019-02-21

Tailing pond remediation

#89
20190016637
2019-01-17

Road surface covering system

#90
20180369718
2018-12-27

Removal of organic solvents from aqueous process streams

#91
20180326395
2018-11-15

Cationic composite silicate filter aids

#92
20180305228
2018-10-25

Filtration system and methods of using such system for improved water filtration

#93
20180296159
2018-10-18

Method and apparatus for monitoring medication adherence

#94
20180272255
2018-09-27

Filter media suitable for hydraulic applications

#95
20180244541
2018-08-30

WATER FAUCET HAVING A CAPSULE-BASED FILTER

#96
20180200654
2018-07-19

Non-Respirable Powdered Diatomaceous Earth Products

#97
20180169580
2018-06-21

METHOD AND SYSTEM FOR TEMPERATURE CONTROL IN CATALYTIC OXIDATION REACTIONS

#98
20180169573
2018-06-21

PROCESS FOR TREATING A GAS CONTAMINATED BY METALS OR ORGANICS COMPOUNDS USING A CALCIUM-PHOSPHATE REACTANT COMPRISING APATITE

#99
20180156479
2018-06-07

Humidifier utilizing filtered water

#100
20180099877
2018-04-12

Iron based media

#101
20180078886
2018-03-22

Process of separating blood plasma/serum from whole blood

#102
20180036658
2018-02-08

Suspended-matter removing method utilizing biofilm and suspended-matter removing apparatus utilizing biofilm

#103
20180029912
2018-02-01

PRIMARY FILTER AND STORAGE SYSTEM

#104
20180029911
2018-02-01

STANDBY WATER SOURCE FILTER SYSTEM

#105
20180011499
2018-01-11

Vent cover for gas pressure regulator

#106
20180008921
2018-01-11

Ferrite particles having outer shell structure used for filtering medium

#107
20170368486
2017-12-28

Opaline biogenic silica/expanded perlite composite products

#108
20170333935
2017-11-23

Multi function ductless folding utility enclosure

#109
20170245545
2017-08-31

FILTERING PIPE SMOKE

#110
20170239600
2017-08-24

Granular filtration media mixture and uses in water purification

#111
20170113973
2017-04-27

Mineral-based porous sand and methods for making mineral-based porous sand

#112
20170113169
2017-04-27

Unitized formed construction materials and methods for making same

#113
20170042472
2017-02-16

Method and apparatus for monitoring medication adherence

#114
20160360745
2016-12-15

Compositions for Purification

#115
20160332135
2016-11-17

Diatomaceous earth product and method for making product

#116
20160326699
2016-11-10

Porous Pavement for Water Quality and Quantity Management

#117
20160318039
2016-11-03

Electrostatic removal of colloidal, soluble and insoluble materials from a fluid

#118
20160312428
2016-10-27

In situ treatment system and method for dewatering and stabilization of waste material deposits in waste impoundments

#119
20160243468
2016-08-25

Fluid filtration system

#120
20160210501
2016-07-21

Method and apparatus for monitoring medication adherence

#121
20160209305
2016-07-21

Guanidine-functionalized metal silicate particles and methods of making and using such particles

#122
20160186167
2016-06-30

Method and Device for Processing a Sample of Biological Material Containing Target Cells and Companion Cells in Order to Extract Nucleic Acids of the Target Cells

#123
20160144296
2016-05-26

Filtration system

#124
20160074787
2016-03-17

Filter media comprising fibers including charged particles

#125
20160060139
2016-03-03

System and method for removing suspended solids, affiliated and dissolved pollutants from stormwater runoff using adsorbent media mixture

#126
20150352476
2015-12-10

Filtering lead from photoresist stripping solution

#127
20150314220
2015-11-05

FILTRATION ARRANGEMENT AND METHOD

#128
20150258474
2015-09-17

Filtration operator

#129
20150182896
2015-07-02

FILTER MEDIA AND ARTICLES INCLUDING DENDRIMERS AND/OR OTHER COMPONENTS

#130
20150182885
2015-07-02

Filter media suitable for hydraulic applications

#131
20150176849
2015-06-25

Humidifier utilizing filtered water

#132
20150090662
2015-04-02

Humidifier utilizing filtered water

#133
20140302981
2014-10-09

Activated carbon with a metal based component

#134
20140291224
2014-10-02

Filter medium layer and filter device provided with same

#135
20140238241
2014-08-28

Flame retardant for filter systems and method for improving flame resistance in filter systems

#136
20140116947
2014-05-01

Mixed hydrophilic/hydrophobic fiber media for liquid-liquid coalescence

#137
20140110343
2014-04-24

Isolation of interfacial material from organic matrices

#138
20130270192
2013-10-17

Mixed hydrophilic/hydrophobic fiber media for liquid-liquid coalescence

#139
20130068686
2013-03-21

Filtering machine

#140
20130001149
2013-01-03

Filter device

#141
20120292250
2012-11-22

COMPOSITE FILTER AIDS HAVING NOVEL PORE SIZE CHARACTERISTICS

#142
20120267311
2012-10-25

Filtering machine

#143
20120247461
2012-10-04

Sorbing granular material and process for producing sorbing granular material

#144
20120241385
2012-09-27

WATER FILTRATION SYTEM WITH ACTIVATED CARBON AND ZEOLITE

#145
20120217194
2012-08-30

Porous Pavement for Water Quality and Quantity Management

#146
20120199525
2012-08-09

FILTRATION MEDIUM

#147
20120160766
2012-06-28

TITANIUM OXIDE POROUS PARTICLE FOR BLOOD PURIFICATION, BLOOD PURIFICATION MATERIAL AND MODULE FOR BLOOD PURIFICATION

#148
20120125040
2012-05-24

OIL SEPARATOR

#149
20120107588
2012-05-03

Filter media and articles including dendrimers and/or other components

#150
20120086827
2012-04-12

Apparatus and method for assisting monitoring of medication adherence

#151
20120077019
2012-03-29

HUMIDITY BARRIER

#152
20120061324
2012-03-15

ELEMENT REMOVAL PROCESS AND APPARATUS

#153
20120046165
2012-02-23

Composite filter aids having novel pore size characteristics

#154
20120012522
2012-01-19

MAKING AND USING COMPOSITE MATERIAL CONTAINING NANOSPHERES AND DEVICES FOR WATER FILTRATION AND DEVICES CONTAING SUCH COMPOSITES

#155
20110309023
2011-12-22

ELEMENT REMOVAL PROCESS AND APPARATUS

#156
20110223301
2011-09-15

Methods for reducing soluble metal ions in diatomaceous earth filter aids

#157
20110209617
2011-09-01

FILTER FOR EXHAUST AIR BOX AND A METHOD FOR CLEANING USED FILTER MATERIAL

#158
20110195166
2011-08-11

Modified Biogenic Silica and Method for Purifying a Liquid

#159
20110192789
2011-08-11

METAL OR METAL OXIDE DEPOSITED FIBROUS MATERIALS

#160
20110186418
2011-08-04

PARTICULATE FILTER HAVING MINERAL FILTER MEDIA

#161
20110180488
2011-07-28

Eco-resource slag effective utilization system

#162
20110155952
2011-06-30

Filtration media having a chemical reagent

#163
20110147320
2011-06-23

Filter media and articles including dendrimers and/or other components

#164
20110139726
2011-06-16

FILTRATION MEDIA COATED WITH ZERO-VALENT METALS, THEIR PROCESS OF MAKING, AND USE

#165
20110114563
2011-05-19

ELEMENT REMOVAL PROCESS AND APPARATUS

#166
20110079553
2011-04-07

Filter media suitable for hydraulic applications

#167
20110072971
2011-03-31

Active-particulate air filter having monolith primary filter and polishing filter

#168
20110030354
2011-02-10

PARTICULATE COMBUSTION CATALYST, PARTICULATE FILTER AND EXHAUST GAS PURIFYING APPARATUS

#169
20100320150
2010-12-23

LIQUID FILTRATION

#170
20100243520
2010-09-30

Separation method and assembly for process streams in component separation units

#171
20100243519
2010-09-30

Separation method and assembly for process streams in component separation units

#172
20100200512
2010-08-12

Mixed hydrophilic/hydrophobic fiber media for liquid-liquid coalescence

#173
20100196218
2010-08-05

Filter medium

#174
20100178537
2010-07-15

METHODS FOR FORMING MAGNETICALLY MODIFIED ELECTRODES AND ARTICLES PRODUCED THEREBY

#175
20100173068
2010-07-08

METHODS FOR FORMING MAGNETICALLY MODIFIED ELECTRODES AND ARTICLES PRODUCED THEREBY

#176
20100147769
2010-06-17

ELEMENT REMOVAL PROCESS AND APPARATUS

#177
20100132944
2010-06-03

Differential filters for removing water during oil production

#178
20100108617
2010-05-06

Stormwater filtration system

#179
20100071554
2010-03-25

Aerogel-based filtration of gas phase systems

#180
20100009166
2010-01-14

ELECTRET FINISH

#181
20090242489
2009-10-01

Element removal apparatus

#182
20090242480
2009-10-01

FIBERS WITH BOUND METAL OXIDES AND METHOD THEREOF

#183
20090238646
2009-09-24

Method of constructing a filtering pavement surface

#184
20090223898
2009-09-10

Industrial Silicon Carbide Filtration Method

#185
20090188389
2009-07-30

Particulate filter for an exhaust aftertreatment system of a machine and filtering method thereof

#186
20090181848
2009-07-16

CRYSTALLINE SILICA-FREE DIATOMACEOUS EARTH BLENDED FILTER AIDS AND METHODS OF MANUFACTURING THE SAME

#187
20090084726
2009-04-02

MULTI-FUNCTIONAL DUAL FILTERING KETTLE

#188
20090076050
2009-03-19

SYNERGISTIC TUMOR-KILLING EFFECT OF RADIATION AND BERBERINE COMBINED TREATMENT IN LUNG CANCER

#189
20090065435
2009-03-12

Modified Biogenic Silica and Method for Purifying a Liquid

#190
20090041618
2009-02-12

Reusable porous metal filter

#191
20080296216
2008-12-04

Decontamination of process streams

#192
20080257838
2008-10-23

CARTRIDGE BASED FILTER ASSEMBLY FOR USE IN REMOVING SUB MICRONIC PARTICLES FROM FLUIDS

#193
20080230483
2008-09-25

Disposable organoclay cartridge

#194
20080182748
2008-07-31

Filtration media having a chemical reagent

#195
20080149546
2008-06-26

Filter and system apparatus for removing sulfur-containing compounds from liquid fuels

#196
20080044316
2008-02-21

Filtration, flow distribution and catalytic method for process streams

#197
20080041040
2008-02-21

Exhaust gas post treatment system

#198
20080023404
2008-01-31

CONCRETE FILTERING SYSTEMS AND METHODS

#199
20080023383
2008-01-31

Clarification and sorptive-filtration system for the capture of constituents and particulate matter in liquids and gases

#200
20070295667
2007-12-27

Water filter apparatus and methodology

#201
20070000389
2007-01-04

Gas purification with carbon based materials

#202
20060113241
2006-06-01

Buoyant filter media

#203
20060042208
2006-03-02

High-efficiency filter device and method for making same

#204
20060032807
2006-02-16

Clarification and sorptive-filtration system for the capture of constituents and particulate matter in liquids and gases

#205
20050279699
2005-12-22

Methods of reducing thermo-oxidation of polymers such as polyacrylonitrile

#206
20050255014
2005-11-17

Separation method and assembly for process streams in component separation units

#207
20050189285
2005-09-01

Filter aid used in alluviation

#208
20050150198
2005-07-14

Vessel with filter and method of use

#209
20050145579
2005-07-07

Use of polymers comprising thermoplastic polymers as filtration aids and/or stabilising agent

#210
20050053535
2005-03-10

Gettering filter and associated method for removing oxygen from a gas

#211
20050016927
2005-01-27

Filter apparatus for removing sulfur-containing compounds from liquid fuels, and methods of using same

#212
18745882
2024-10-15

Air ventilization system filter

#213
17676443
2022-11-15

Filter, composition and process for cleaning feed and exhaust fluids and method for eliminating noxious impurities in fluids

#214
16423637
2020-06-09

Filter system

#215
13293582
2016-12-27

Fiberglass product