ClassID:

28657

B01D15/3828 - CPC Classification

Classification description:

Separating processes involving the treatment of liquids with solid sorbents ; Apparatus therefor; Selective adsorption, e.g. chromatography characterised by the separation mechanism involving specific interaction not covered by one or more of groups  - ; Affinity chromatography Ligand exchange chromatography, e.g. complexation, chelation or metal interaction chromatography

Recent Application in this class:
#1
20250362277
2025-11-27

LIQUID CHROMATOGRAPHY TECHNIQUE

#2
20250360435
2025-11-27

AMBIENT-STABLE AFFINITY CHROMATOGRAPHY DEVICE

#3
20250163154
2025-05-22

Method of Antigen-Binding Protein Production

#4
20250163102
2025-05-22

Protein Purification Methods and Systems

#5
20250128237
2025-04-24

SEPARATION MEDIA AND PURIFICATION METHODS FOR METALS, CHIRAL MOLECULES, OR BOTH

#6
20250128188
2025-04-24

BORONIC ACID CONTAINING AFFINITY MEMBRANES

#7
20250128187
2025-04-24

SEPARATION MEDIA AND PURIFICATION METHODS FOR PURIFICATION TAG CONTAINING MOLECULES

#8
20240295008
2024-09-05

Separation of base metals

#9
20240272045
2024-08-15

METHOD FOR ISOLATING EXTRACELLULAR VESICLENUSING SALT FRACTIONAL PRECIPITATION

#10
20240252732
2024-08-01

MODIFIED TNF AS A CAPTURE LIGAND

#11
20240207817
2024-06-27

AGAROSE-CELLULOSE NANOCOMPOSITE POROUS GEL MICROSPHERE, PREPARATION METHOD, AND APPLICATION

#12
20240190913
2024-06-13

SEPARATION MEDIA AND PURIFICATION METHODS FOR CARBOHYDRATE CONTAINING MOLECULES USING THE SAME

#13
20240189797
2024-06-13

SEPARATION MEDIA AND PURIFICATION METHODS FOR CARBOHYDRATE BINDING DOMAIN CONTAINING MOLECULES

#14
20240189740
2024-06-13

PERFORMANCE AND DYNAMIC RANGE FOR OLIGONUCLEOTIDE BIOANALYSIS THROUGH REDUCTION OF NON SPECIFIC BINDING

#15
20240165588
2024-05-23

METHOD FOR PRODUCING CARRIER FOR CHROMATOGRAPHIC USE, METHOD FOR PRODUCING CHROMATOGRAPHY COLUMN, AND CARRIER FOR CHROMATOGRAPHIC USE

#16
20240076320
2024-03-07

DOWNSTREAM PROCESS FOR PURIFICATION OF VIRAL PROTEINS WITH HYDROPHOBIC MEMBRANE DOMAIN FOR USE IN VACCINE COMPOSITIONS

#17
20230405551
2023-12-21

PROCESS FOR PREPARATION OF CHROMATOGRAPHY MEMBRANES

#18
20230391822
2023-12-07

PURIFICATION PROCESS FOR LIPID-MEMBRANE-ENCLOSED COMPLEX ASSEMBLAGES

#19
20230381686
2023-11-30

METHOD FOR TRANSFERRING A RADIOISOTOPE BETWEEN TWO STATIONARY PHASES CONTAINED IN TWO CHROMATOGRAPHY COLUMNS

#20
20230365946
2023-11-16

Pharmaceutical Recombinant Human Acid Sphingomyelinase Compositions and Methods

#21
20230302381
2023-09-28

METAL-AFFINITY EXTRACTION OF HOST CELL DNA

#22
20230294017
2023-09-21

MULTIMODAL METAL AFFINITY PROCESSING AAV CAPSIDS

#23
20230285874
2023-09-14

POROUS SCAFFOLDS FOR ELECTROCHEMICALLY-CONTROLLED REVERSIBLE CAPTURE AND RELEASE OF ALKENES

#24
20230172222
2023-06-08

REDEFINING LIVESTOCK MILK BY REMOVING FOLATE RECEPTOR PROTEIN TO DECREASE FOLATE RECEPTOR AUTOIMMUNE DISORDER IN PREGNANCY AND AUTISM

#25
20230149832
2023-05-18

SURFACE FUNCTIONALIZED AFFINITY MEMBRANES

#26
20230093246
2023-03-23

MULTI-DIMENSIONAL LIGAND-ASSISTED CHROMATOGRAPHY METHOD FOR THE PURIFICATION OF RARE EARTH ELEMENTS AND OTHER METAL IONS FROM WASTE MAGNETS

#27
20230069095
2023-03-02

Method of Antigen-Binding Protein Production

#28
20230062419
2023-03-02

MULTI-DIMENSIONAL LIGAND-ASSISTED CHROMATOGRAPHY METHOD FOR THE PURIFICATION OF COMPLEX REE AND OTHER METAL IONS FORM MIXTURES/MINERALS

#29
20230028254
2023-01-26

SEPARATION MEDIA AND PURIFICATION METHODS FOR NUCLEOTIDES AND NUCLEOTIDE COMPONENTS USING THE SAME

#30
20220409795
2022-12-29

Modified TNF as a capture ligand

#31
20220401856
2022-12-22

Chromatographic separation of metals using DOTA-based chelators

#32
20220390437
2022-12-08

HIGH-THROUGHPUT CHROMATOGRAPHY SCREENING FOR EXTRACELLULAR VESICLES

#33
20220296646
2022-09-22

Methods and compositions for purification or isolation of microvesicles and exosomes

#34
20220258130
2022-08-18

Chromatography Media

#35
20220213447
2022-07-07

AAV9 affinity agents

#36
20220194791
2022-06-23

METHOD FOR PRODUCING AQUEOUS SOLUTION OF PURIFIED ORTHOPERIODIC ACID, METHOD FOR PRODUCING SEMICONDUCTOR DEVICE, AND AQUEOUS SOLUTION OF ORTHOPERIODIC ACID

#37
20220072510
2022-03-10

Reaction method for reacting reaction object with liquid containing the reaction object being in contact with granular porous body

#38
20220054955
2022-02-24

COMPACT HYDROXAMATE-BASED AFFINITY TAGS FOR ARTIFICIALLY TAGGING BIOLOGICAL MACROMOLECULES

#39
20220023851
2022-01-27

SOLID-PHASE CHELATOR MATERIAL, METHOD FOR PRODUCING THEREOF AND USE THEREOF FOR THE PURIFICATION OF PROTEINS

#40
20210220755
2021-07-22

Performance and dynamic range for oligonucleotide bioanalysis through reduction of non specific binding

#41
20210189519
2021-06-24

LIGAND ASSISTED CHROMATOGRAPHY FOR METAL ION SEPARATION

#42
20210162320
2021-06-03

Porous scaffolds for electrochemically-controlled reversible capture and release of alkenes

#43
20210128632
2021-05-06

Methods and compositions for purification or isolation of microvesicles and exosomes

#44
20210101092
2021-04-08

Liquid chromatography technique

#45
20210060528
2021-03-04

METAL REMOVAL AGENT AND METAL REMOVAL METHOD FOR REMOVING METAL IMPURITIES IN SOLUTION

#46
20210009635
2021-01-14

Hybrid ligand, hybrid biomimetic chromedia and preparing method and use thereof

#47
20210008269
2021-01-14

Method for treating drug intoxication

#48
20200360894
2020-11-19

Chromatography carrier, ligand-immobilizing carrier, chromatography column, target substance purification method, and chromatography carrier production method

#49
20200348274
2020-11-05

METHODS FOR DESIGNING AN EFFICIENT PREPARATIVE CHROMATOGRAPHIC SEPARATION PROCESS

#50
20200316580
2020-10-08

METHOD AND STATIONARY PHASE FOR ISOLATING EXTRACELLULAR VESICLES FROM BIOLOGICAL MATERIAL

#51
20200308668
2020-10-01

Ligand Assisted Chromatography for Metal Ion Separation

#52
20200254422
2020-08-13

Compositions and Methods for Removing Heavy Metals from Contaminated Materials

#53
20200155996
2020-05-21

Method and system for recovering acidic gas

#54
20200131452
2020-04-30

Removal of metal ions from essential oils

#55
20200122058
2020-04-23

Extracellular vesicle isolation method using metal

#56
20200056221
2020-02-20

Methods for diagnosing infectious diseases using adsorption media

#57
20200023338
2020-01-23

Novel Chromatography Media

#58
20200023012
2020-01-23

Methods and compositions for purification or isolation of microvesicles and exosomes

#59
20200016512
2020-01-16

AFFINITY SEPARATION MATRIX FOR PURIFYING IMMUNOGLOBULIN

#60
20190263856
2019-08-29

Chromatography resin, production and use thereof

#61
20190262745
2019-08-29

Liquid chromatography technique

#62
20190206584
2019-07-04

Chromatographic separation of Mo-99 from W-187

#63
20190184371
2019-06-20

Material for blood purification

#64
20190072464
2019-03-07

Automated system for remote inline concentration of ultra-low concentrations in pure chemicals

#65
20190055131
2019-02-21

Method for producing purified aqueous solution of silicic acid

#66
20180333500
2018-11-22

Method of controlled competitive exchange

#67
20180282368
2018-10-04

Method for separating and purifying α2-macroglobulin from Cohn Fraction IV precipitation

#68
20180273582
2018-09-27

SMALL MOLECULE AFFINITY MEMBRANE PURIFICATION SYSTEMS AND USES THEREOF

#69
20180185821
2018-07-05

Reaction method for reacting reaction object with liquid containing the reaction object being in contact with granular porous body

#70
20180154281
2018-06-07

Chromatography ligand

#71
20180104620
2018-04-19

Affinity cell extraction by acoustics

#72
20180059072
2018-03-01

HIGH PERFORMANCE LIQUID CHROMATOGRAPHY METHOD FOR ANALYSIS OF MN DIAGNOSTIC AND THERAPEUTIC LIGAND AND PRECURSOR

#73
20170252502
2017-09-07

Method for treating drug intoxication

#74
20170218013
2017-08-03

Immobilisation of chelating groups for immobilised metal ion chromatography (IMAC)

#75
20170166993
2017-06-15

Ligand assisted chromatography for metal ion separation

#76
20170073727
2017-03-16

Methods for diagnosing infectious diseases using adsorption media

#77
20170051028
2017-02-23

Process for the purification of a growth factor protein

#78
20170050151
2017-02-23

Functionalization of a porous membrane with an adsorbed polyacid

#79
20160375378
2016-12-29

Process for purification and isolation of estrogens

#80
20160362448
2016-12-15

Methods for reducing chromatin content in protein preparations by treatment with alkyl cations

#81
20160362447
2016-12-15

Methods for reducing aggregate content of protein preparations by treatment with aryl anions

#82
20160332142
2016-11-17

Affinity chromatography media and chromatography devices

#83
20160318980
2016-11-03

Chemically modified graphene

#84
20160310871
2016-10-27

SCAVENGING UNIT AND METHOD USING THE SAME

#85
20160289265
2016-10-06

METHOD FOR PROTEIN PURIFICATION UNDER DENATURING CONDITIONS

#86
20160236171
2016-08-18

METHOD FOR PRODUCING POROUS CELLULOSE BEADS

#87
20160228849
2016-08-11

Multifunctional sorbent materials and uses thereof

#88
20160159713
2016-06-09

Metal-organic frameworks for aromatic hydrocarbon separations

#89
20160152661
2016-06-02

PROCESS FOR ISOLATION AND PURIFICATION OF A TARGET PROTEIN FREE OF PRION PROTEIN (PRPSC)

#90
20160084835
2016-03-24

Methods for diagnosing infectious diseases using adsorption media

#91
20160025699
2016-01-28

Determination of the distribution of reactive and non-reactive sulfur in petroleum and its fractions

#92
20160024147
2016-01-28

Purification platform for bispecific antibodies

#93
20160001262
2016-01-07

MIXED MULTIFUNCTIONAL METAL AFFINITY SURFACES FOR REDUCING AGGREGATE CONTENT IN PROTEIN PREPARATIONS

#94
20150376230
2015-12-31

Methods for reducing aggregate levels in protein preparations by treatment with thio-heterocyclic cations

#95
20150368354
2015-12-24

Methods for reducing aggregate content in protein preparations

#96
20150336860
2015-11-26

Method for isolating diamondoids

#97
20150283536
2015-10-08

Immobilization of chelating groups for immobilized metal ion chromatography (IMAC)

#98
20150210737
2015-07-30

Integrated process for the production of therapeutics (human albumin, immunoglobulins, clotting factor VIII and clotting factor IX) from human plasma

#99
20150190780
2015-07-09

Functionalized media and methods of making and using therefor

#100
20150175728
2015-06-25

Elution of metal ions from chelating resin using amino acid eluant

#101
20150158736
2015-06-11

Upgrade of yttrium in a mixed rare earth stream using iminodiacetic acid functionalized resin

#102
20150157781
2015-06-11

Fluid concentrator, autologous concentrated body fluids, and uses thereof

#103
20150087821
2015-03-26

Benzimidazole compounds and their use as chromatographic ligands

#104
20150073128
2015-03-12

Chromatography ligand

#105
20140326055
2014-11-06

Chromatography of metal complexes

#106
20140316108
2014-10-23

Protein chromatography matrices with hydrophilic copolymer coatings

#107
20140295405
2014-10-02

Chromatography method, and chromatography kit

#108
20140255409
2014-09-11

METHOD FOR EXTRACORPOREAL ELIMINATION OF ONE OR MORE COMPONENTS FROM BLOOD

#109
20140231321
2014-08-21

Flow-through filter to remove aluminum from medical solutions

#110
20140094594
2014-04-03

Immunoaffinity isolation of modified peptides from complex mixtures

#111
20140074448
2014-03-13

Crystal structure

#112
20130244338
2013-09-19

Functionalization of a porous membrane with an adsorbed polyacid

#113
20130237699
2013-09-12

Method and device for isolating and purifying double-stranded nucleic acids

#114
20130153499
2013-06-20

Separation medium for chromatography of various biomolecules

#115
20120314203
2012-12-13

Chromatography of metal complexes

#116
20120272791
2012-11-01

Process of precious metal recovery and color removal from an organosilicon product-containing liquid reaction medium

#117
20120269847
2012-10-25

Antigen purification process for pertactin antigen

#118
20120264920
2012-10-18

PROCESSES FOR PURIFICATION OF PROTEINS

#119
20120252098
2012-10-04

Dissociation of product-complexed contaminants in chromatography

#120
20120244594
2012-09-27

Immunoaffinity isolation of modified peptides from complex mixtures

#121
20120190837
2012-07-26

Nanoparticles for Manipulation of Biopolymers

#122
20120157659
2012-06-21

AFFINITY PEPTIDES AND METHOD FOR PURIFICATION OF RECOMBINANT PROTEINS

#123
20120138537
2012-06-07

Method of weak partitioning chromatography

#124
20120087911
2012-04-12

CRYSTAL STRUCTURE

#125
20120077994
2012-03-29

Method of obtaining secondary plant constituents

#126
20120061325
2012-03-15

Chelating compounds and immobilized tethered chelators

#127
20120053325
2012-03-01

Purification of immunoglobulins

#128
20110223633
2011-09-15

METHODS AND REAGENTS FOR ENRICHMENT AND CHARACTERIZATION OF PHOSPHORYLATED BIOMOLECULES

#129
20110168636
2011-07-14

Removing aluminum from solution using chelating compounds and immobilized tethered chelators

#130
20110163255
2011-07-07

METHOD FOR PROTEIN PURIFICATION UNDER DENATURING CONDITIONS

#131
20110155668
2011-06-30

SEPARATION MEDIUM FOR CHROMATOGRAPHY OF VARIOUS BIOMOLECULES

#132
20110118442
2011-05-19

Chromatography ligand

#133
20110071274
2011-03-24

Immobilization of chelating groups for immobilized metal ion chromatography (IMAC)

#134
20110053242
2011-03-03

Immunoaffinity isolation of modified peptides from complex mixtures

#135
20110053225
2011-03-03

MULTIFUNCTIONAL TAGS

#136
20110003941
2011-01-06

Method for preparation of a biomolecule adsorbent

#137
20100304415
2010-12-02

Chromatography of metal complexes

#138
20100260815
2010-10-14

FLUID CONCENTRATOR, AUTOLOGOUS CONCENTRATED BODY FLUIDS, AND USES THEREOF

#139
20100233189
2010-09-16

Crystal structure of thyroid stimulating hormone receptor

#140
20100222508
2010-09-02

MAGNETIC POLYMER PARTICLES

#141
20100210821
2010-08-19

Process for isolation and purification of a target protein free of prion protein (PrP)

#142
20100144045
2010-06-10

Chiral selectors for separating enantiomers of a compound

#143
20100133161
2010-06-03

Metal-Coated Superficially Porous Supports as a Medium for HPLC of Phosphorus-Containing Materials

#144
20100016564
2010-01-21

METHOD OF PREPARING AN IMMOBILISED METAL ION CHROMATOGRAPHY ADSORBENT AND METHODS OF PURIFYING PROTEINS, PEPTIDES OR POLYNUCLEOTIDES

#145
20100012832
2010-01-21

METHOD OF SEPARATING PHOSPHORYLATED PEPTIDE OR PHOSPHORYLATED PROTEIN

#146
20090292114
2009-11-26

Method for the purification of alpha-1-antitrypsin

#147
20090261043
2009-10-22

Chelating compounds and immobilized tethered chelators

#148
20090215997
2009-08-27

SEPARATION METHOD

#149
20090200239
2009-08-13

Method for generating metal chelating affinity ligands

#150
20090143529
2009-06-04

Peptide purification by means of hard metal ion affinity chromatography

#151
20090101581
2009-04-23

Immobilized titanium ion affinity chromatography material and its preparation and application

#152
20080293917
2008-11-27

Peptide Purification By Means Of Metal Ion Affinity Chromatography

#153
20080262207
2008-10-23

Benzimidazole compounds and their use as chromatographic ligands

#154
20080260715
2008-10-23

Precursor N-acetylgalactosamine-4 sulfatase, methods of treatment using said enzyme and methods for producing and purifying said enzyme

#155
20080193996
2008-08-14

METHODS FOR SEPARATING MOLECULES

#156
20080145950
2008-06-19

Method for extracting an analyte

#157
20080090995
2008-04-17

Liquid Chromatography Method

#158
20080038750
2008-02-14

Multivalent chelators containing a scaffold structure for modifying and organizing of target molecules

#159
20070259453
2007-11-08

Method of antibody purification

#160
20070256976
2007-11-08

Metal-coated sorbents as a separation medium for HPLC of phosphorus-containing materials

#161
20070244307
2007-10-18

Chromatography ligand

#162
20070235389
2007-10-11

Metal-coated superficially porous supports as a medium for HPLC of phosphorus-containing materials

#163
20070160599
2007-07-12

Thimerosal removal device

#164
20070060741
2007-03-15

Method of weak partitioning chromatography

#165
20070054390
2007-03-08

Method of weak partitioning chromatography

#166
20060287432
2006-12-21

Peptide purification by means of metal ion affinity chromatography

#167
20060199950
2006-09-07

Preparation of a metal chelating separation medium

#168
20060199732
2006-09-07

Compositions for separating molecules

#169
20060189797
2006-08-24

Magnetic polymer particles

#170
20060177855
2006-08-10

Nanoparticles for manipulation of biopolymers and methods of thereof

#171
20060128616
2006-06-15

Process for the purification of tnf-binding proteins using imac

#172
20060122378
2006-06-08

Novel method for purification of recombinant proteins

#173
20060084089
2006-04-20

Use of magnetic material to direct isolation of compounds and fractionation of multipart samples

#174
20060079671
2006-04-13

Phosphoprotein affinity resins and methods for making and using the same

#175
20060063959
2006-03-23

Compositions and methods for removing heavy metals from contaminated samples using membranes provided with purified metallothionein (MT) proteins

#176
20060027501
2006-02-09

Method of generating metal chelating affinity ligands

#177
20060009355
2006-01-12

Compositions for separating molecules

#178
20060003331
2006-01-05

Isolation of antisense oligonucleotides

#179
20060000773
2006-01-05

Process for the synthesis of a chromatographic phase

#180
20050287133
2005-12-29

Precursor N-acetylgalactosamine-4 sulfatase, methods of treatment using said enzyme and methods for producing and purifying said enzyme

#181
20050118409
2005-06-02

Chelator-modified inorganic oxide particles

#182
16249673
2020-03-24

Lithium ion extraction methods