ClassID:

168769

G01N2030/347 - 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; Conditioning of the fluid carrier; Flow patterns; Control of physical parameters of the fluid carrier of fluid composition, e.g. gradient mixers

Recent Application in this class:
#1
20260140094
2026-05-21

PUMPLESS SYSTEM FOR GRADIENT BUFFER PRODUCTION

#2
20250354965
2025-11-20

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

#3
20250102477
2025-03-27

HIGH PRESSURE FLOW PROPORTIONING FOR STAGGERED CHROMATOGRAPHY USING A SINGLE PUMP

#4
20240241087
2024-07-18

GRADIENT PROPORTIONING VALVE

#5
20240118249
2024-04-11

SAMPLE ANALYZER AND SAMPLE ANALYZING SYSTEM

#6
20240009594
2024-01-11

System for preparing solutions for chromatography

#7
20230098252
2023-03-30

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

#8
20230091683
2023-03-23

Liquid feeding apparatus and liquid feeding method

#9
20230083910
2023-03-16

MIXER FOR CHROMATOGRAPHY SYSTEM

#10
20230022972
2023-01-26

DEVICES AND METHODS FOR MIXING LIQUIDS BY MOVING SAID LIQUIDS BACK AND FORTH BETWEEN A PUMP AND A MEASURING CELL, AND PHYSICOCHEMICAL ANALYSIS OF THE LIQUIDS MIXED IN THIS MANNER

#11
20230014015
2023-01-19

A BIOPROCESS FLUID MIXING SYSTEM

#12
20220365044
2022-11-17

Liquid chromatography analyte reaction and analysis system

#13
20220146472
2022-05-12

Liquid chromatograph managing internal capacity of mixer

#14
20220134253
2022-05-05

Mixer system for a liquid chromatography system

#15
20220091074
2022-03-24

Continuous flow mixer

#16
20220011278
2022-01-13

Mixer for liquid chromatography

#17
20220003725
2022-01-06

System and method for analysing the composition of a quenched flow reaction liquid

#18
20210231621
2021-07-29

Liquid delivery device and liquid chromatograph

#19
20210208114
2021-07-08

Multi-injection mode valve module

#20
20210156829
2021-05-27

Active dampening gradient proportioning valve

#21
20210156828
2021-05-27

Passive dampening gradient proportioning valve

#22
20210156827
2021-05-27

Gradient proportioning valve

#23
20210146276
2021-05-20

System for preparing solutions for chromatography

#24
20210048415
2021-02-18

Mixer for chromatography system

#25
20210018475
2021-01-21

Mixing fluid by combined axial motion and rotation of mixing body

#26
20200400623
2020-12-24

FLUID MIXING BY FLUID SUPPLY LINES WITH LINE-SPECIFIC FLUID PUMPS FOR LIQUID CHROMATOGRAPHY

#27
20200240960
2020-07-30

Methods for liquid chromatography fluidic monitoring

#28
20200166487
2020-05-28

Methods for preparing liquid mixtures

#29
20200158698
2020-05-21

CONTROLLING APPARATUS FOR LIQUID CHROMATOGRAPH, METHOD FOR CONTROLLING LIQUID CHROMATOGRAPH, AND LIQUID-CHROMATOGRAPHIC ANALYZING SYSTEM

#30
20200158605
2020-05-21

System and method for monitoring phase-separation and mutual miscibility of fluid mixtures

#31
20200150097
2020-05-14

Mechanisms and methods for liquid sample introduction into a chromatography system

#32
20200072204
2020-03-05

Liquid delivery device and liquid chromatograph equipped with liquid delivery device

#33
20200033306
2020-01-30

Liquid chromatography analyte reaction and analysis system

#34
20200025723
2020-01-23

DISPERSIVE ELEMENT IN LIQUID CHROMATOGRAPHY SYSTEMS

#35
20190383777
2019-12-19

Flow channel mechanism and liquid chromatograph including the same

#36
20190265206
2019-08-29

SYSTEMS, METHODS AND DEVICES FOR CROSS-STREAM INJECTION CHROMATOGRAPHY

#37
20190195838
2019-06-27

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

#38
20190170706
2019-06-06

Method and apparatus for injecting a chromatographic sample

#39
20180364203
2018-12-20

Online dilution for a liquid chromatography system using a sample metering pump

#40
20180340916
2018-11-29

Methods for liquid chromatography fluidic monitoring

#41
20180252684
2018-09-06

Carbon dioxide based chromatography systems including multiple carbon dioxide pumps

#42
20180236376
2018-08-23

Chromatograph

#43
20180224006
2018-08-09

Blend valve

#44
20180196018
2018-07-12

Mixer bypass sample injection for liquid chromatography

#45
20180088091
2018-03-29

Multi-injection mode valve module

#46
20180008907
2018-01-11

System for blending solutions

#47
20170326474
2017-11-16

System for preparing solutions for chromatography

#48
20170292937
2017-10-12

Method for predicting the solubility of a buffer

#49
20170269041
2017-09-21

Methods for preparing liquid mixtures

#50
20170209812
2017-07-27

Multi-dimensional chromatography system using at-column dilution

#51
20170160244
2017-06-08

Multi-lumen mixing device for chromatography

#52
20170050120
2017-02-23

Method and apparatus for the equilibration of a packed chromatography column

#53
20160266078
2016-09-15

Liquid mixing device, and liquid chromatography apparatus

#54
20160184786
2016-06-30

Fluid mixer assembly

#55
20160153942
2016-06-02

Gradient liquid feed device for sample analyzer

#56
20160077065
2016-03-17

Liquid chromatograph, device and method for calculating elution time, and device and method for determining mixture ratio

#57
20160054272
2016-02-25

Liquid delivery device and chemical analysis apparatus using liquid delivery device

#58
20150316516
2015-11-05

Mixer bypass sample injection for liquid chromatography

#59
20150276688
2015-10-01

Liquid chromatograph

#60
20150204826
2015-07-23

Apparatus and methods for preparative liquid chromatography

#61
20150043303
2015-02-12

Valve switch modulation for reducing errors due to oscillations of the inlet fluid of a pump system

#62
20150008171
2015-01-08

Fluoropolymer pneumatically/hydraulically actuated liquid chromatographic system for use with harsh reagents

#63
20140334251
2014-11-13

Targeted frequency multiple path length mixers

#64
20140306105
2014-10-16

Liquid chromatography systems and methods

#65
20140086003
2014-03-27

Valve switch modulation for reducing errors due to oscillations of the inlet fluid of a pump system

#66
20140061128
2014-03-06

Mobile phase preparation device for liquid chromatography

#67
20130112624
2013-05-09

Fluid mixing in a disposable fluid processing system

#68
20130032520
2013-02-07

LIQUID CHROMATOGRAPH, DEVICE AND METHOD FOR CALCULATING ELUTION TIME, AND DEVICE AND METHOD FOR DETERMINING MIXTURE RATIO

#69
20120291531
2012-11-22

LIQUID CHROMATOGRAPH AND LIQUID FEEDER FOR LIQUID CHROMATOGRAPH

#70
20120287746
2012-11-15

Manifold for solvent mixing in liquid chromatography systems

#71
20120227470
2012-09-13

Chromatography Apparatus Having An Integrated Core

#72
20120217192
2012-08-30

Method and system for preparation of liquid mixtures

#73
20110261642
2011-10-27

Valve switch modulation for reducing errors due oscillations of the inlet fluid of a pump system

#74
20110192217
2011-08-11

Flow distribution mixer

#75
20110188341
2011-08-04

Mixing device for liquid chromatography

#76
20110116973
2011-05-19

Sample separation device with valve

#77
20110039712
2011-02-17

Preparation of liquid mixtures

#78
20110016955
2011-01-27

Sample Dilution for Chromatography of Multiple Process Streams

#79
20100176043
2010-07-15

Mobile phase dilution scheme for enhanced chromatography

#80
20100162801
2010-07-01

Method and apparatus for analysis by liquid chromatography

#81
20090294363
2009-12-03

Methods and apparatus for generating solvent gradients in liquid chromatography

#82
20090294344
2009-12-03

Fluid mixer assembly

#83
20080264848
2008-10-30

Mobile phase dilution scheme for enhanced chromatography

#84
20080187472
2008-08-07

Magnetic bead-based arrays

#85
20080115568
2008-05-22

Ultrahigh-pressure dual on-line solid phase extraction/capillary reverse-phase liquid chromatography system

#86
20080101970
2008-05-01

Pumping apparatus having a varying phase relationship between reciprocating piston motions

#87
20070295664
2007-12-27

Focusing a sample on an analytical column

#88
20070185619
2007-08-09

Automated solution generator

#89
20070160474
2007-07-12

Regulation structure, separation device and gradient forming device, and microchip using the same

#90
20070089493
2007-04-26

Liquid chromatographic method and system

#91
20070068230
2007-03-29

Liquid chromatographic method and system

#92
20060226082
2006-10-12

Methods for substrate and modulator screening using enzyme-reactor chromatography/tandem mass spectrometry

#93
20060219618
2006-10-05

Solvent supply with correction of piston movement

#94
20060213837
2006-09-28

Mobile phase supplying apparatus, liquid chromatograph using the same, and mobile phase supplying method

#95
20050252772
2005-11-17

Flow device

#96
20050224403
2005-10-13

Liquid chromatographic method and system

#97
20050072671
2005-04-07

Devices and methods for separating constituents

#98
20050000875
2005-01-06

Diffusion promoting device for low flow velocity gradient high performance liquid chromatography