ClassID:

167346

G01N2001/4016 - CPC Classification

Classification description:

Sampling; Preparing specimens for investigation; Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. ,; Concentrating samples by transferring a selected component through a membrane being a selective membrane, e.g. dialysis or osmosis

Recent Application in this class:
#1
20260140025
2026-05-21

Aquatic Radionuclide Monitoring System

#2
20260132367
2026-05-14

ISOLATION KIT

#3
20260079082
2026-03-19

INTERSTITIAL FLUID CAPTURE DEVICE AND METHOD OF MEASURING ELECTROLYTE LEVELS USING SAME

#4
20260049910
2026-02-19

SYSTEM FOR CONCENTRATING AND CAPTURING TARGET MATERIAL FROM LIQUID SAMPLES

#5
20260029316
2026-01-29

METHOD FOR PRETREATMENT OF SPECIMEN FOR IMMUNOCHROMATOGRAPHIC TEST

#6
20250114748
2025-04-10

MEMBRANE-BASED LIQUID-LIQUID EXTRACTION METHOD

#7
20250102405
2025-03-27

SELECTIVE CONCENTRATION FILTER FOR SAMPLE, METHOD FOR MANUFACTURING CONCENTRATION FILTER, AND SAMPLE CONCENTRATION DEVICE COMPRISING SAME

#8
20240398298
2024-12-05

Blood Sampling Transfer Device

#9
20240385164
2024-11-21

METHOD AND DEVICE FOR ANALYZING IONIC COMPONENTS IN ULTRAPURE WATER

#10
20240325977
2024-10-03

CONCENTRATION METHOD FOR ANALYSIS SOLUTION USING FORWARD OSMOSIS MEMBRANE, AND ANALYSIS METHOD

#11
20240183765
2024-06-06

MICROFLUIDIC DEVICE AND METHOD FOR EXTRACTING BLOOD PLASMA FROM WHOLE BLOOD

#12
20240102978
2024-03-28

IMPROVED METHOD FOR POLYSACCHARIDE QUANTIFICATION

#13
20240102900
2024-03-28

Isolation method for isolating target particles from liquid samples

#14
20240060861
2024-02-22

Piston Pump Syringe Column Method and Device

#15
20240027313
2024-01-25

MEDIUM FOR SEPARATING AND STORING BLOOD PLASMA OR SERUM, METHOD FOR PRODUCING THE MEDIUM, DEVICE, KIT, AND METHOD FOR MEASURING GLYCATED PROTEIN

#16
20230408383
2023-12-21

SEPARATION DEVICE AND METHOD OF SEPARATION

#17
20230400393
2023-12-14

Environmental DNA sample collector

#18
20230358651
2023-11-09

Device Used for Real Time Field Sampling for DNA Extraction

#19
20230341301
2023-10-26

Separation and Concentration System for Ionic Compounds in Sample, and Method for Analyzing Ionic Compounds Using Same

#20
20230271180
2023-08-31

Microfluidic device capable of removing microbubbles in channel by using porous thin film, sample injection device for preventing inflow of bubbles, and method for bonding panel of microfluidic element by using mold-releasing film

#21
20230148415
2023-05-11

Platelet filtration membrane and its applications thereof

#22
20230117524
2023-04-20

FILTRATION MODULE AND ASSEMBLY FOR FILTERING A PROCESS MEDIUM IN A BIOPROCESS AND METHOD OF SAMPLING DURING A BIOPROCESS

#23
20230033101
2023-02-02

METHOD AND DEVICE FOR ANALYSIS OF LIQUID SAMPLES

#24
20230028235
2023-01-26

Pre-Processing Method

#25
20220404369
2022-12-22

SYSTEMS AND METHODS FOR QUANTIFYING AND MODIFYING PROTEIN VISCOSITY

#26
20220373439
2022-11-24

BIOLOGICAL SAMPLE PURIFICATION APPARATUS, USE OF THE SAME, AND SYSTEMS COMPRISING THE SAME

#27
20220195490
2022-06-23

METHOD FOR RECOVERING MICROBIAL CELLS

#28
20220146521
2022-05-12

Detection of analytes by nanopore without using electrodes

#29
20220136938
2022-05-05

Isolation device and isolation method for isolating target particles from liquid samples

#30
20220099654
2022-03-31

INTERSTITIAL FLUID CAPTURE DEVICE AND METHOD OF MEASURING ELECTROLYTE LEVELS USING SAME

#31
20220082496
2022-03-17

Adding ion sensitivity to an integrated computational element (ICE)

#32
20220072482
2022-03-10

MEMBRANE FOR SEPARATION OF STEM CELLS FROM BIOLOGICAL SAMPLES, PRODUCTION PROCESS FOR SAID MEMBRANE, AND PROCESS AND DEVICE FOR SEPARATION, COMPRISING SAID MEMBRANE

#33
20220049321
2022-02-17

METHOD, SYSTEM AND APPARATUS FOR BLOOD PROCESSING UNIT

#34
20220016630
2022-01-20

Micro-Fluidic System Using Micro-Apertures for High Throughput Detection of Cells

#35
20210372893
2021-12-02

Extracellular vesicle isolation by nanomembranes

#36
20210356366
2021-11-18

Device and method for isolating extracellular vesicles from biofluids

#37
20210310986
2021-10-07

Gas detection system with eliminating influence of ambient temperature and humidity changes and the method thereof

#38
20210231547
2021-07-29

Modified Franz cell

#39
20210164870
2021-06-03

Microfluidic devices for investigating crystallization

#40
20210148797
2021-05-20

LIQUID TO LIQUID BIOLOGICAL PARTICLE FRACTIONATION AND CONCENTRATION

#41
20210137434
2021-05-13

Blood sampling transfer device

#42
20210072126
2021-03-11

In vitro intestinal drug disposition device

#43
20210025795
2021-01-28

Use of hollow fibers to obtain blood or a blood derivative impoverished from blood cells and platelets derived extracellular vesicles

#44
20210010939
2021-01-14

Method of detecting and diagnosing the progression of diabetes

#45
20200397359
2020-12-24

Biological fluid transfer device and biological fluid sampling system

#46
20200359952
2020-11-19

Device for whole blood cross flow filtration using a cannula needle

#47
20200355586
2020-11-12

Analyzing method and analyzing apparatus for urea

#48
20200289041
2020-09-17

Device for cross flow filtration

#49
20200269237
2020-08-27

Microfluidic device capable of removing microbubbles in channel by using porous thin film, sample injection device for preventing inflow of bubbles, and method for bonding panel of microfluidic element by using mold-releasing film

#50
20200264133
2020-08-20

METHODS AND DEVICES FOR THE SEPARATION, DETECTION AND MEASUREMENT OF MOLECULES IN LIQUID SAMPLES

#51
20200215488
2020-07-09

Dialysis cell for sample preparation for a chemical analysis method

#52
20200116603
2020-04-16

Extracellular vesicle isolation by nanomembranes

#53
20200110009
2020-04-09

Devices and methods for eluting and concentrating large DNA molecules

#54
20200033308
2020-01-30

Sensor built-in filter structure and wafer accommodation container

#55
20190346347
2019-11-14

Microfluidic devices for investigating crystallization

#56
20190345196
2019-11-14

SYSTEMS AND METHODS FOR QUANTIFYING AND MODIFYING PROTEIN VISCOSITY

#57
20190344277
2019-11-14

Micro-fluidic system using micro-apertures for high throughput detection of cells

#58
20190329242
2019-10-31

Biomarker detection device

#59
20190316173
2019-10-17

Method for recovering microbial cells

#60
20190291109
2019-09-26

Micro-fluidic system using micro-apertures for high throughput detection of cells

#61
20190274609
2019-09-12

Biological fluid transfer device and biological fluid sampling system

#62
20190201846
2019-07-04

APPARATUS, SYSTEMS, AND METHODS FOR ISOTOPE EXCHANGE AND/OR DIALYSIS

#63
20190175088
2019-06-13

Medical device for collection of a biological sample

#64
20190145876
2019-05-16

Process for microextraction and detection of an analyte

#65
20190137370
2019-05-09

Siloxane column based liquid phase microextraction and process

#66
20190128863
2019-05-02

Reactive diffusive gradient in thin-film sampler and mercury speciation by use of same

#67
20190046096
2019-02-14

Biological Fluid Collection Device and Biological Fluid Separation and Testing System

#68
20180348164
2018-12-06

Forward Osmosis Coupled Electrochemical Sensor

#69
20180328843
2018-11-15

Adding ion sensitivity to an integrated computational element (ICE)

#70
20180296148
2018-10-18

Biological fluid collection device and biological fluid separation and testing system

#71
20180280832
2018-10-04

Integrated membrane device

#72
20180188143
2018-07-05

APPARATUS FOR USE WITH PARTICULATE FLUID SAMPLE

#73
20180171217
2018-06-21

Liquid containing polymer marker, use of a polymer marker as authentication tool, and method and device for detecting a polymer marker dissolved in a liquid

#74
20180049686
2018-02-22

Biological Fluid Separation Device and Biological Fluid Separation and Testing System

#75
20180049685
2018-02-22

Biological Fluid Separation Device and Biological Fluid Separation and Testing System

#76
20170338090
2017-11-23

Device for extracting volatile species from a liquid

#77
20170326481
2017-11-16

Extraction structure, extraction module, and liquid pretreatment device

#78
20170268966
2017-09-21

Microfluidic devices for investigating crystallization

#79
20170136462
2017-05-18

Micro-fluidic system using micro-apertures for high throughput detection of cells

#80
20170131283
2017-05-11

Micro-fluidic system using micro-apertures for high throughput detection of cells

#81
20170095191
2017-04-06

Biological fluid sampling transfer device and biological fluid separation and testing system

#82
20170071519
2017-03-16

Biological fluid collection device and biological fluid separation and testing system

#83
20170059551
2017-03-02

Systems and methods for blood sample preservation and hematocrit separation

#84
20170059460
2017-03-02

Cell collecting device

#85
20170052191
2017-02-23

Microwave-assisted headspace liquid-phase microextraction of an analyte

#86
20170049372
2017-02-23

Biological fluid collection device and biological fluid separation and testing system

#87
20160370357
2016-12-22

Compositions and methods for analytical sample preparation

#88
20160341640
2016-11-24

SAMPLE PREPARATION DEVICES AND METHODS

#89
20160106353
2016-04-21

Device for cross flow filtration

#90
20160040232
2016-02-11

Methods and compositions for detecting non-hematopoietic cells from a blood sample

#91
20160025606
2016-01-28

Method and apparatus for the extraction of vitamin D metabolites from human plasma

#92
20160003787
2016-01-07

Method and system for monitoring biomolecule separations by mass spectrometry

#93
20150299766
2015-10-22

AUTOMATION OF BARRIER-BASED PLANT NUCLEIC ACID AND PROTEIN EXTRACTION

#94
20150177187
2015-06-25

Oil removal from a stream of oil-separated sample droplets

#95
20150144552
2015-05-28

Immobilized multi-layer artificial membrane for permeability measurements (PAMPA)

#96
20140309558
2014-10-16

Biological fluid sampling device

#97
20140309557
2014-10-16

Biological fluid sampling transfer device and biological fluid separation and testing system

#98
20140309556
2014-10-16

Biological fluid collection device and biological fluid collection and testing system

#99
20140309555
2014-10-16

Biological fluid collection device and biological fluid separation and testing system

#100
20140309551
2014-10-16

Medical device for collection of a biological sample

#101
20140308179
2014-10-16

Biological fluid separation device and biological fluid separation and testing system

#102
20140308167
2014-10-16

Biological fluid sampling transfer device and biological fluid separation and testing system

#103
20140308166
2014-10-16

Blood sampling transfer device and blood separation and testing system

#104
20140308165
2014-10-16

Biological fluid collection device and biological fluid separation and testing system

#105
20140308164
2014-10-16

Biological fluid transfer device and biological fluid sampling system

#106
20140305823
2014-10-16

Blood sampling transfer device

#107
20140305197
2014-10-16

Biological fluid separation device and biological fluid separation and testing system

#108
20140305196
2014-10-16

Biological fluid collection device and biological fluid separation and testing system

#109
20140231256
2014-08-21

Liquid to liquid biological particle fractionation and concentration

#110
20140076811
2014-03-20

Dialysis device

#111
20140073536
2014-03-13

Methods and compositions for detecting non-hematopoietic cells from a blood sample

#112
20140057289
2014-02-27

Micro-fluidic system using micro-apertures for high throughput detection of cells

#113
20140024049
2014-01-23

Micro-fluidic system using micro-apertures for high throughput detection of cells

#114
20130327647
2013-12-12

Pretreatment device for dissolved ions analysis and dissolved ion analysis system

#115
20120231486
2012-09-13

Method and apparatus to perform hydrogen-deuterium exchange

#116
20120198921
2012-08-09

Process analysis unit

#117
20120195799
2012-08-02

PROCESS ANALYZER

#118
20120186979
2012-07-26

Device for electro membrane extraction

#119
20120167673
2012-07-05

WATER ANALYZER COMPRISING A PNEUMATICALLY DRIVEN MULTI-CHAMBER PERISTALTIC PUMP

#120
20120071643
2012-03-22

SYSTEM AND METHODS FOR PURIFYING BIOLOGICAL MATERIALS

#121
20110212536
2011-09-01

METHOD AND APPARATUS FOR THE ISOTOPE-RATIO ANALYSIS

#122
20110174052
2011-07-21

Hydrogen sensor assembly

#123
20110146418
2011-06-23

Sample Preparation Devices and Methods

#124
20110111450
2011-05-12

Diagnostic device and method

#125
20110067482
2011-03-24

Calibration procedures and devices for investigation biological systems

#126
20110056884
2011-03-10

Methods of blood-based therapies having a microfluidic membraneless exchange device

#127
20110036238
2011-02-17

Device for preparing a gas flow for introduction thereof into a mass spectrometer

#128
20100264085
2010-10-21

Dialysis device

#129
20100206094
2010-08-19

Device and Method for Sample Collection and Concentration

#130
20100044294
2010-02-25

Micro dialyzer

#131
20100030475
2010-02-04

SMART DATA SUBSURFACE DATA REPOSITORY SYSTEM, METHOD AND COMPUTER PROGRAM PRODUCT

#132
20100012586
2010-01-21

Methods and devices for minimizing membrane fouling for microfluidic separators

#133
20090292234
2009-11-26

Systems and methods of blood-based therapies having a microfluidic membraneless exchange device

#134
20090286305
2009-11-19

Method for non-destructive macromolecule extraction from biological samples on slide

#135
20090286226
2009-11-19

Simple membrane assay method and kit

#136
20090255900
2009-10-15

Oil/gas separation membrane, its use in gas sensor and process for producing the same

#137
20090218283
2009-09-03

Dialysis cell and tray for dialysis cells

#138
20090200225
2009-08-13

Dialysis device with access port

#139
20090183871
2009-07-23

Microfluidic separator

#140
20090075323
2009-03-19

Static diffusion cell for diffusion sampling systems

#141
20080300397
2008-12-04

MODIFIED SPIN COLUMN FOR SIMPLE AND RAPID PLASMID DNA EXTRACTION

#142
20080282773
2008-11-20

Device for passing through a gas mixture

#143
20080248582
2008-10-09

Diagnostic device and method

#144
20080227185
2008-09-18

Diagnostic System for Carrying Out a Nucleic Acid Sequence Amplification and Detection Process

#145
20080220510
2008-09-11

DEVICE FOR DILUTING A FLUID AND DETECTING ANALYTES WITHIN A DILUTED FLUID

#146
20080206102
2008-08-28

Apparatus and methods for high-resolution and high-sensitivity assays

#147
20080202262
2008-08-28

GAS PERMEABLE MEMBRANE

#148
20080197066
2008-08-21

Dialysis apparatus and a method for assembling a dialysis apparatus

#149
20080085216
2008-04-10

Gas exchange chip

#150
20080038845
2008-02-14

Assay by osmotically induced separation and concentration of high-molecular detectable substances and a fluid microsystem for carrying out said assay

#151
20070272000
2007-11-29

Device for microfluid analyses

#152
20070266800
2007-11-22

Apparatus and method for measuring soil gases

#153
20070261503
2007-11-15

Gas membrane sampling device and gas sensor device for geological investigations

#154
20070231888
2007-10-04

Semi-continuous blood separation using magnetic beads

#155
20070215809
2007-09-20

Microfluidic preconditioning of (bio)fluids for reagent-free infrared clinical analysis and diagnostics

#156
20070202611
2007-08-30

Simple membrane assay method and kit

#157
20070190653
2007-08-16

Device and method for isolating cells, bioparticles and/or molecules from liquids

#158
20070181490
2007-08-09

Immobilized multi-layer artificial membrane for permeability measurements (PAMPA)

#159
20070178017
2007-08-02

Pretreatment apparatus for chemical analysis

#160
20070160503
2007-07-12

Microfluidic systems for size based removal of red blood cells and platelets from blood

#161
20070160474
2007-07-12

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

#162
20070148782
2007-06-28

Calibration procedure for investigating biological systems

#163
20070082401
2007-04-12

Method of preparing solution having composition of biological components

#164
20070000338
2007-01-04

Sheet-form membrane sample probe, method and apparatus for fluid concentration analysis

#165
20060252054
2006-11-09

Methods and compositions for detecting non-hematopoietic cells from a blood sample

#166
20060213836
2006-09-28

Ultrafiltration membrane, device, bioartificial organ, and methods

#167
20060180548
2006-08-17

Liquid depletion in solid phase separation processes

#168
20060163143
2006-07-27

Microliter scale solid phase extraction devices

#169
20060102547
2006-05-18

Dialysis device

#170
20060076295
2006-04-13

Systems and methods of blood-based therapies having a microfluidic membraneless exchange device

#171
20060024839
2006-02-02

Inorganic carbon removal

#172
20060008913
2006-01-12

Microfluidic separator

#173
20050287679
2005-12-29

Calibration procedure for investigating biological systems

#174
20050284762
2005-12-29

Method for capturing charged molecules traveling in a flow stream

#175
20050276727
2005-12-15

Multiple sampling device and method for investigating biological systems

#176
20050266577
2005-12-01

Ultrafiltration device for drug binding studies

#177
20050244943
2005-11-03

Cell concentration and pathogen recovery

#178
20050233367
2005-10-20

Device for extracting biological molecules from tissue specimens and methods for preparing the same

#179
20050205816
2005-09-22

Pneumatic valve interface for use in microfluidic structures

#180
20050201903
2005-09-15

Microfluidic device for concentrating particles in a concentrating solution

#181
20050199550
2005-09-15

Dialysis device with air chamber

#182
20050191759
2005-09-01

Stable liquid membranes for liquid phase microextraction

#183
20050189225
2005-09-01

Apparatus and method for small-volume fluid manipulation and transportation

#184
20050178269
2005-08-18

Liquid separator for a gas analyzer and method for separating a liquid component from gas

#185
20050161377
2005-07-28

Extraction system

#186
20050160801
2005-07-28

Sheet-form membrane sample probe, method and apparatus for fluid concentration analysis

#187
20050119475
2005-06-02

Method of separating glycolipids

#188
20050115890
2005-06-02

Adsorption membranes, method of producing same and equipment, including the adsorption membranes

#189
20050092666
2005-05-05

Dialysis cartridge

#190
20050086998
2005-04-28

Oil/gas separation membrane, its use in gas sensor and process for producing the same

#191
20050045032
2005-03-03

Denuder assembly for collection and removal of soluble atmospheric gases

#192
20050019903
2005-01-27

Static diffusion cell for diffusion sampling systems

#193
20050019774
2005-01-27

Device for the simultaneous dialysis of a number of fluid samples

#194
20050005674
2005-01-13

Test tap adapter for extracting dissolved gases from insulating oil and measuring electrical parameters of a transformer bushing

#195
16296918
2019-09-24

Blood sample separation devices and methods