Patents-Review.com
ClassID:

168708 ⎘

G01N30/04 - 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

Sub-classes:
Recent Application in this class:
#1
20260092843
2026-04-02

SEQUENTIAL DIGESTION OF POLYPEPTIDES FOR MASS SPECTROMETRIC ANALYSIS

 #2
20250035596
2025-01-30

LIQUID CHROMATOGRAPHY STANDARD COMPOSITION

 #3
20240128067
2024-04-18

FUNCTIONALIZED CALIBRANTS FOR SPECTROMETRY AND CHROMATOGRAPHY

 #4
20240125743
2024-04-18

METHOD FOR DETERMINING TOBACCO-SPECIFIC NITROSAMINES (TSNAs) IN CIGARETTE SMOKE USING ONE-STEP CLEAN-UP COUPLED WITH LIQUID CHROMATOGRAPHY-TANDEM MASS SPECTROMETRY (LC-MS/MS)

 #5
20240118250
2024-04-11

ULTRAVIOLET MONITORING OF CHROMATOGRAPHY PERFORMANCE BY ORTHOGONAL PARTIAL LEAST SQUARES

 #6
20240077463
2024-03-07

METHOD FOR ANALYZING METABOLITE OF MICROORGANISM

 #7
20240053370
2024-02-15

Device for sample pretreatment

 #8
20220283127
2022-09-08

Branching off fluidic sample with low influence on source flow path

 #9
20220082531
2022-03-17

Techniques for system suitability testing of inert liquid chromatography systems and columns

 #10
20220057412
2022-02-24

Method for measuring testosterone using LC-MSMS

 #11
20220042957
2022-02-10

Peak Profile for Identifying an Analyte in a Chromatogram

 #12
20220011281
2022-01-13

ION-EXCHANGE CHROMATOGRAPHY SYSTEM FOR ANALYZING ELECTROLYTE SOLUTION, METHOD OF QUANTITATIVE ANALYSIS OF LITHIUM SALTS IN ELECTROLYTE SOLUTION, AND PREPARATION METHOD FOR ELECTROLYTE SOLUTION USING SAME

 #13
20220003726
2022-01-06

Method for matrix effect correction in quantitative mass spectrometric analysis of analytes in complex matrices

 #14
20210333244
2021-10-28

Preparative liquid chromatograph

 #15
20210318275
2021-10-14

Ultraviolet monitoring of chromatography performance by orthogonal partial least squares

 #16
20210255075
2021-08-19

SEQUENTIAL DIGESTION OF POLYPEPTIDES FOR MASS SPECTROMETRIC ANALYSIS

 #17
20200333361
2020-10-22

Methods and systems for the detection of 11-oxo androgens by LC-MS/MS

 #18
20200333300
2020-10-22

Branching off fluidic sample with low influence on source flow path

 #19
20200309749
2020-10-01

Detection method of polyethylene glycol monomethyl ether residue in medicinal materials

 #20
20200173967
2020-06-04

Sensor module

 #21
20200124574
2020-04-23

Methods for liquid chromatography calibration for rapid labeled N-glycans

 #22
20200105513
2020-04-02

Functionalized calibrants for spectrometry and chromatography

 #23
20200088695
2020-03-19

METHOD AND APPARATUS FOR CONTROL OF MASS COMPOSITION OF MOBILE PHASE

 #24
20200064235
2020-02-27

Method for preparing analytical sample, analysis method, and kit for preparing analytical sample

 #25
20200061494
2020-02-27

Liquid chromatograph, mobile phase supply device, liquid chromatograph analysis method and mobile phase supply method

 #26
20200023363
2020-01-23

FLUIDIC SYSTEMS INCLUDING VESSELS AND RELATED METHODS

 #27
20190391117
2019-12-26

PREPARATIVE LIQUID CHROMATOGRAPH

 #28
20190376933
2019-12-12

SIZE EXCLUSION CHROMATOGRAPHY OF BIOLOGICAL MOLECULES

 #29
20190285521
2019-09-19

Inline dilution and autocalibration for ICP-MS speciation analysis

 #30
20190265207
2019-08-29

Branching off fluidic sample with low influence on source flow path

 #31
20190257722
2019-08-22

Plastic reference material and method of manufacturing the same

 #32
20190250178
2019-08-15

Rapid and sensitive method of forensic toxicology in post-mortem subjects and in live and post-mortem animals using oral fluid testing

 #33
20190250130
2019-08-15

System for subjecting a sample to chromatographic analysis

 #34
20190219548
2019-07-18

Methods of electrospray ionization of glycans modified with amphipathic, strongly basic moieties

 #35
20190212308
2019-07-11

Flow controller

 #36
20190162707
2019-05-30

Method for calibrating a gas chromatograph

 #37
20190033272
2019-01-31

Inverse gas chromatography standard solutions, device and method

 #38
20180356373
2018-12-13

Metastasis and Adaptive Resistance Inhibiting Immunotherapy Combined Online Chemotherapy with Radiotherapy's tumor Seeking Extracellular Vesicles with siRNA and Chemotherapeutics

 #39
20180313793
2018-11-01

Gas chromatograph and sample injection method

 #40
20180292367
2018-10-11

Systems, devices, and methods for threshold analyte calibration and quantitation using threshold analyte calibration

 #41
20180246117
2018-08-30

Multiplex proteome quantification method based on isobaric dimethyl labeling

 #42
20180202983
2018-07-19

Systems, methods, and devices for detecting leaks in a chromatography system

 #43
20180172714
2018-06-21

Rapid and sensitive method of forensic toxicology in post-mortem subjects using oral fluid testing

 #44
20180128793
2018-05-10

Reference sample for analysis

 #45
20180088090
2018-03-29

Autosampler

 #46
20180031568
2018-02-01

Device for pretreatment of sample and analyzer equipped therewith, and method for pretreatment of sample

 #47
20180011066
2018-01-11

Gas chromatograph

 #48
20170343520
2017-11-30

Branching off fluidic sample with low influence on source flow path

 #49
20170336368
2017-11-23

Methods for liquid chromatography calibration for rapid labeled N-glycans

 #50
20170199165
2017-07-13

Liquid chromatograph method, information provision method, and liquid chromatographic auxiliary apparatus

 #51
20170162373
2017-06-08

Inline dilution and autocalibration for ICP-MS speciation analysis

 #52
20170153210
2017-06-01

Automated multi-step purification system

 #53
20170108479
2017-04-20

BENCHMARK FOR LC-MS SYSTEMS

 #54
20170102367
2017-04-13

Retention index standards for liquid chromatography

 #55
20160336158
2016-11-17

Systems and methods for delivering liquid to an ion source

 #56
20160320354
2016-11-03

DEVICE FOR EXTRACTING A VOLATILE COMPONENT

 #57
20160258910
2016-09-08

Standard analyte generator

 #58
20160146764
2016-05-26

Simulataneous gas chromatograph analysis of a multi-stream natural gas upgrade generated through a multi-membrane process

 #59
20160103106
2016-04-14

REFERENCE SAMPLE FOR ANALYSIS

 #60
20150355155
2015-12-10

Method of measuring dissolved methane in seawater

 #61
20150353339
2015-12-10

Gasket securing means for a universal manifold

 #62
20150276687
2015-10-01

Chromatographic sample for determining equivalent thermal conditions between liquid chromatography systems

 #63
20150204823
2015-07-23

SELF-LIMITING INJECTION ASSEMBLY FOR SAMPLE INTRODUCTION IN HPLC

 #64
20150165342
2015-06-18

Apparatus and methods for preparative liquid chromatography

 #65
20150140593
2015-05-21

Retention index standards for liquid chromatography

 #66
20150090343
2015-04-02

Innovation to assay mixing

 #67
20140334251
2014-11-13

Targeted frequency multiple path length mixers

 #68
20140174212
2014-06-26

Fluid sample holders with piston valve

 #69
20140123736
2014-05-08

FP PREPARING METHOD, FP PREPARING PROGRAM, FP PREPARING DEVICE, AND FP

 #70
20140014585
2014-01-16

Chromatographic interface

 #71
20130319087
2013-12-05

Bubble reduction device, chromatography device, bubble reduction method, and bubble reduction program

 #72
20130256204
2013-10-03

Supporting plate of a device

 #73
20130240449
2013-09-19

DEVICE FOR MATERIAL PURIFICATION

 #74
20130240044
2013-09-19

METHOD AND APPARATUS FOR CONTROL OF MASS COMPOSITION OF MOBILE PHASE

 #75
20130186187
2013-07-25

Nanoflow detector cell

 #76
20130175356
2013-07-11

Liquid-metering device for a gas analyzer

 #77
20130133403
2013-05-30

Method and arrangement for gas chromatographic analysis of a gas sample

 #78
20130004388
2013-01-03

Self-sealing sample compartment for a liquid chromatography system

 #79
20120285223
2012-11-15

Method for determining equivalent thermal conditions between liquid chromatography systems

 #80
20120280061
2012-11-08

Vaporisation injector

 #81
20120270327
2012-10-25

Methods and systems for determining the presence or amount of delta 5 steroid compounds in a sample

 #82
20120238027
2012-09-20

Methods and systems for determining the presence or amount of testosterone in a sample

 #83
20120222502
2012-09-06

Rack with movable shielding component, and auto-sampler having the rack

 #84
20120214244
2012-08-23

Method for quantification of carotenoid

 #85
20110154883
2011-06-30

ANALYZER FOR ANALYZING THE ACETALDEHYDE CONTENT OF PREFORMS

 #86
20100327577
2010-12-30

Fitting connection

 #87
20100072122
2010-03-25

Supporting plate of a device

 #88
20100065495
2010-03-18

Apparatus and methods for preparative liquid chromatography

 #89
20090111133
2009-04-30

Gel Filtration Standard

 #90
20080027234
2008-01-31

Destructible surfactants and uses thereof

 #91
20070214866
2007-09-20

Two valve switching modulator for comprehensive two-dimensional gas chromatography

 #92
16559158
2024-02-13

Systems and methods for automatic adjustment of mixed gas flow for an injector coordinated with the acquistion of particular groups of chemical elements for analysis

 #93
15615772
2019-10-08

Wet gas sample system

 #94
15590700
2019-09-03

Systems and methods for automatic adjustment of mixed gas flow for an injector coordinated with the acquisition of particular groups of chemical elements for analysis

 #95
14084937
2016-04-26

Multiplexed microfluidic approach for nucleic acid enrichment