ClassID:

168743

G01N30/22 - CPC Classification

Classification description:

Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation; Column chromatography; Preparation or injection of sample to be analysed; Injection in high pressure liquid systems

Recent Application in this class:
#1
20260118324
2026-04-30

SYSTEM EQUILIBRATION FOR AN ANALYSIS DEVICE

#2
20260002915
2026-01-01

Needle Assembly and a Needle Receiving Assembly With Integrated Alignment, a Capillary Injection Assembly, System And Method

#3
20250354965
2025-11-20

LIQUID FEEDING UNIT, AND LIQUID CHROMATOGRAPHY ANALYSIS SYSTEM AND CONTROL METHOD THEREOF

#4
20250180524
2025-06-05

ROTATABLE SAMPLE NEEDLE FOR ANALYZER

#5
20250123177
2025-04-17

LIQUID DELIVERY ABNORMALITY DIAGNOSIS METHOD AND LIQUID CHROMATOGRAPH

#6
20250060340
2025-02-20

CONFIGURING AN INJECTOR FOR EMULATING OPERATION OF ANOTHER INJECTOR

#7
20240319150
2024-09-26

METHOD FOR DETECTING UREA-FORMALDEHYDE RESIN IN MELAMINE-FORMALDEHYDE MATERIALS

#8
20240303319
2024-09-12

STACK PIVOT EXPLOIT DETECTION AND MITIGATION

#9
20240280547
2024-08-22

METHOD OF INTRODUCING A SAMPLE INTO A SEPARATION COLUMN AND CORRESPONDING SYSTEM

#10
20240272127
2024-08-15

GAS CHROMATOGRAPHY ANALYTICAL METHOD

#11
20240241086
2024-07-18

FLUIDICALLY COUPLING OF SAMPLING AND SEPARATION PATHS

#12
20240159716
2024-05-16

NON-CONTACT SAMPLER WITH AN OPEN-PORT INTERFACE FOR LIQUID CHROMATOGRAPHY SYSTEMS

#13
20240053304
2024-02-15

AUTOMATIC MONITORING SYSTEM FOR SOLUTION-PHASE SYNTHESIS

#14
20240044849
2024-02-08

SEPARATION OF VOLATILE COMPONENTS

#15
20230408458
2023-12-21

ROTARY FOR ROTARY SHEAR VALVE

#16
20230349866
2023-11-02

SAMPLE PRE-COMPRESSION VALVE FOR LIQUID CHROMATOGRAPHY

#17
20230256439
2023-08-17

MICROFLUIDIC COMPONENT WITH METAL LAYER STACK AND FLUID CONDUIT ELEMENT MADE OF ANOTHER MATERIAL BONDED WITH IT

#18
20230160860
2023-05-25

Stack pivot exploit detection and mitigation

#19
20230128516
2023-04-27

Liquid chromatograph and analysis method using liquid chromatograph

#20
20230125365
2023-04-27

Sample pre-compression valve for liquid chromatography

#21
20230103942
2023-04-06

BOTTLE PRESSURIZATION DELIVERY SYSTEM

#22
20230098252
2023-03-30

LIQUID FEEDING UNIT, AND LIQUID CHROMATOGRAPHY ANALYSIS SYSTEM AND CONTROL METHOD THEREOF

#23
20230088216
2023-03-23

Liquid chromatograph and flow path cleaning method in liquid chromatograph

#24
20220381749
2022-12-01

Impurity detection method of latamoxef sodium

#25
20220268783
2022-08-25

METHODS FOR PEPTIDE MAPPING OF ADENO-ASSOCIATED VIRUS (AAV) PROTEINS

#26
20220229028
2022-07-21

MONITORING SAMPLE INJECTORS

#27
20220128519
2022-04-28

Configuring an injector for emulating operation of another injector

#28
20220065825
2022-03-03

Sample injector

#29
20220026399
2022-01-27

Sample pre-compression valve for liquid chromatography

#30
20210389282
2021-12-16

Injector serving multiple sample separation apparatuses

#31
20210382019
2021-12-09

System and valve for liquid chromatography

#32
20210333247
2021-10-28

Sample injector with conduit tip penetrating into needle opening

#33
20210310909
2021-10-07

Vapor sample collection apparatus and method for vapor sample collection

#34
20210307405
2021-10-07

VAPOR DATA REPOSITORIES AND METHODS FOR PROVIDING VAPOR DATA

#35
20210208114
2021-07-08

Multi-injection mode valve module

#36
20210199628
2021-07-01

Liquid chromatography system, method and use

#37
20210116426
2021-04-22

Flow control assembly having localized non-volatile memory

#38
20210102922
2021-04-08

Method of introducing a sample into a separation column and corresponding system

#39
20210077747
2021-03-18

Needle assembly and a needle receiving assembly with integrated alignment, a capillary injection assembly, system and method

#40
20200408727
2020-12-31

Sample injection device

#41
20200319146
2020-10-08

Liquid chromatography multi-draw method, system and use for sampling

#42
20200284768
2020-09-10

Valve for high and ultra-high pressure liquid chromatography

#43
20200240985
2020-07-30

Method and system for determining equilibrium dissociation constant of a reversible binding pair

#44
20200240959
2020-07-30

Sample pre-compression valve for liquid chromatography

#45
20200230574
2020-07-23

Yttrium-containing sol-gel coating, its use, and manufacture

#46
20200200716
2020-06-25

SYSTEM AND METHOD FOR EXTRACTING CO2 FROM A MOBILE PHASE

#47
20200200642
2020-06-25

System and method for detecting high pressure seal leaks in chromatographic pumps

#48
20200103379
2020-04-02

Column having a compression-limited assembly

#49
20200064314
2020-02-27

Sample injector

#50
20200033302
2020-01-30

Autosampler and liquid chromatograph

#51
20200025725
2020-01-23

Supercritical fluid device

#52
20200025723
2020-01-23

DISPERSIVE ELEMENT IN LIQUID CHROMATOGRAPHY SYSTEMS

#53
20190310233
2019-10-10

LC-column with dynamic-axial compression (DAC)

#54
20190282925
2019-09-19

High pressure valve with two-piece stator assembly

#55
20190195838
2019-06-27

Systems, methods and devices addressing sample extraction and injection problems in chromatography

#56
20190154697
2019-05-23

Method for preparing and analyzing fluorescent compounds in plasma

#57
20190120799
2019-04-25

Rotary injection valve with internal sample load channel

#58
20180306758
2018-10-25

Sample pre-compression valve for liquid chromatography

#59
20180284077
2018-10-04

Methods for analysis and resolution of preparations of dianhydrogalactitol and derivatives or analogs thereof

#60
20180238839
2018-08-23

Bottle pressurization delivery system

#61
20180163903
2018-06-14

Multi-piece flow through connector

#62
20180161697
2018-06-14

High pressure valve with two-piece stator assembly

#63
20180128789
2018-05-10

Liquid chromatography system, method and use

#64
20180094753
2018-04-05

Fluidic fitting with integral face seal

#65
20180093201
2018-04-05

MODULAR-TYPE ANALYSIS SYSTEM

#66
20180088091
2018-03-29

Multi-injection mode valve module

#67
20170343518
2017-11-30

Sample injection with fluidic connection between fluid drive unit and sample accommodation volume

#68
20170304410
2017-10-26

Treatment of cancer and inhibition of metastasis using hemoglobin beta subunit

#69
20170284980
2017-10-05

High-pressure control valve for high-performance liquid chromatography

#70
20170219540
2017-08-03

Temporary storage of sample portions for artefact-preventing fluid processing

#71
20170189831
2017-07-06

Systems and methods for supercritical fluid chromatography

#72
20160195564
2016-07-07

Automated sampling and reaction system for high pressure liquid chromatography and other types of detection

#73
20150369403
2015-12-24

Fluidic coupling seal

#74
20150276690
2015-10-01

Rapid analysis of steroids and steroid derivatives

#75
20150128685
2015-05-14

Sampling device at high precision and high pressure utilizing two drives

#76
20140360605
2014-12-11

Passage-switching valve

#77
20140352827
2014-12-04

Flow path switching valve

#78
20140261868
2014-09-18

Bottle pressurization delivery system

#79
20140042351
2014-02-13

Switching valve for high-performance liquid chromatography

#80
20140026647
2014-01-30

Connection assembly for ultra high pressure liquid chromatography

#81
20130336803
2013-12-19

Control arrangement for controlling a piston pump unit for liquid chromatography

#82
20130312501
2013-11-28

Inline filter housing assembly

#83
20130312499
2013-11-28

Pressurizable injection seat

#84
20130219999
2013-08-29

Miniature HPLC device

#85
20120312081
2012-12-13

High-Performance Liquid Chromatograph Apparatus and Method for Feeding Liquid to High-Performance Liquid Chromatograph Apparatus

#86
20120160754
2012-06-28

Dual material approach for high pressure bioinert flow path components

#87
20120100565
2012-04-26

HIGH PRESSURE ENZYMATIC DIGESTION SYSTEM FOR PROTEIN CHARACTERIZATION

#88
20120014848
2012-01-19

Connection assembly for ultra high pressure liquid chromatography

#89
20110195430
2011-08-11

HIGH PRESSURE ENZYMATIC DIGESTION SYSTEM FOR PROTEIN CHARACTERIZATION

#90
20100327577
2010-12-30

Fitting connection

#91
20100252502
2010-10-07

HPLC-system with variable flow rate

#92
20100147086
2010-06-17

Method and apparatus for injecting a liquid sample in an HPLC analyzing device, and valve assembly for use therein

#93
20100043539
2010-02-25

Device and methods for reducing pressure and flow perturbations in a chromatographic system

#94
20090203068
2009-08-13

High Pressure Enzymatic Digestion System For Protein Characterization

#95
20090151426
2009-06-18

High pressure and high temperature chromatography

#96
20090145205
2009-06-11

Autosampler for high-performance liquid chromatography

#97
20090050212
2009-02-26

Method and apparatus for sample injection in liquid chromatography

#98
20090039024
2009-02-12

Apparatus and methods for performing steps of a multi-step process in parallel

#99
20090001007
2009-01-01

Separation column for liquid chromatograph apparatus and liquid chromatograph apparatus using thereof

#100
20080290309
2008-11-27

Pin valve assembly

#101
20070283746
2007-12-13

Sample injector system for liquid chromatography

#102
20070137713
2007-06-21

Combination flow through injection and isolation valve for high pressure fluids

#103
20070089493
2007-04-26

Liquid chromatographic method and system

#104
20070068230
2007-03-29

Liquid chromatographic method and system

#105
20060249459
2006-11-09

Method and device for injecting sample

#106
20060045810
2006-03-02

Sample injector for liquid analysis

#107
20050224403
2005-10-13

Liquid chromatographic method and system

#108
20050133452
2005-06-23

Separation method

#109
18581221
2024-12-31

Method of metered switching for a high-performance liquid chromatography sample injector

#110
16510913
2022-04-19

HPLC system with mixed-mode columns for measuring charged analytes in complex mixtures

#111
15099990
2019-08-06

Integrated chromatography column injector detector device

#112
15089461
2018-07-03

Chromatography sample introduction device