ClassID:

167354

G01N2001/4061 - 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 solubility techniques Solvent extraction

Recent Application in this class:
#1
20260079149
2026-03-19

POROUS COORDINATION NETWORK, METHOD FOR PREPARING SAMPLE FOR CRYSTAL STRUCTURE ANALYSIS, AND METHOD FOR DETERMINING MOLECULAR STRUCTURE

#2
20250377273
2025-12-11

METHOD FOR DIAMONDOID ISOLATION FROM PETROLEUM AND ROCKS

#3
20250369842
2025-12-04

SAMPLE PREPARATION SYSTEM AND METHOD FOR EXTRACTING ANALYTE FROM SAMPLE BY MEANS OF SAMPLE PREPARATION SYSTEM

#4
20250290902
2025-09-18

METHOD FOR DETECTING ASIATICOSIDE AND MADECASSOSIDE IN COSMETICS

#5
20250277725
2025-09-04

CHEMICAL SEPARATION OF SYNTHETIC FIBRES FROM A BLEND OF SYNTHETIC FIBRES AND SEMI-SYNTHETIC OR NATURAL FIBRES

#6
20250258144
2025-08-14

METHOD OF PROCESSING A BIOLOGICAL SAMPLE

#7
20250170498
2025-05-29

DEVICES AND METHODS FOR DETECTING PATHOGENS IN A SAMPLE

#8
20250060349
2025-02-20

PESTICIDE RESIDUE EXTRACTION SOLUTION ADAPTED FOR RAPID EXTRACTION METHOD OF STOCK SOLUTION OF AGRICULTURAL PRODUCT AND METHOD FOR DETECTING AGRICULTURAL PRODUCT PESTICIDE RESIDUES USING THE PESTICIDE RESIDUE EXTRACTION SOLUTION THEREOF

#9
20250060286
2025-02-20

AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS

#10
20250044203
2025-02-06

METHOD FOR QUANTIFYING COMPONENT IN RUBBER COMPOSITION

#11
20250027848
2025-01-23

AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS

#12
20240426801
2024-12-26

ROBOT SYSTEM AND METHOD FOR MONITORING FARMLAND NITROGEN LEACHING

#13
20240426713
2024-12-26

AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS

#14
20240387161
2024-11-21

COLLECTION PROBE AND METHODS FOR THE USE THEREOF

#15
20240369460
2024-11-07

ISOLATION AND ANALYSIS OF TERPENES

#16
20240337639
2024-10-10

Soil Analyis Compositions and Methods

#17
20240337638
2024-10-10

Soil Analyis Compositions and Methods

#18
20240337637
2024-10-10

Soil Analyis Compositions and Methods

#19
20240337636
2024-10-10

Soil Analyis Compositions and Methods

#20
20240337635
2024-10-10

Soil Analyis Compositions and Methods

#21
20240337634
2024-10-10

Soil Analyis Compositions and Methods

#22
20240337633
2024-10-10

Soil Analyis Compositions and Methods

#23
20240337632
2024-10-10

Soil Analyis Compositions and Methods

#24
20240319048
2024-09-26

Agricultural Sampling System and Related Methods

#25
20240310256
2024-09-19

METHOD FOR DILINOLEIC ACID EXTRACTION AND ELUTION

#26
20240280443
2024-08-22

AGRICULTURAL SAMPLING SYSTEM AND RELATED METHODS

#27
20240173648
2024-05-30

PHASE SEPARATION BEHAVIOR MODIFYING AGENTS FOR AQUEOUS TWO-PHASE SEPARATION WITHIN POROUS MATERIAL

#28
20240151613
2024-05-09

METHOD FOR EXTRACTION OF MYCOTOXINS FROM A SAMPLE

#29
20240011964
2024-01-11

APPARATUS AND METHOD TO SEPARATE INDIVIDUAL HYDROCARBONS FROM A COMPOSITION OF MULTIPLE HYDROCARBONS IN ONE OR MORE MATRICES

#30
20240003806
2024-01-04

SYSTEM AND METHOD FOR EXTRACTING AND DETECTING A PARAMAGNETIC MATERIAL FROM AN AQUEOUS MEDIUM

#31
20240003791
2024-01-04

PORTABLE SURFACE NANODROPLET-BASED EXTRACTION DEVICE FOR HIGHLY SENSITIVE CHEMICAL ANALYSIS

#32
20240003790
2024-01-04

A METHOD

#33
20230417636
2023-12-28

Agricultural sampling system and related methods

#34
20230417635
2023-12-28

Agricultural sampling system and related methods

#35
20230393041
2023-12-07

Bead-Enabled, Efficient, and Rapid Multi-Omic Sample Preparation for Mass Spectrometry Analysis

#36
20230393030
2023-12-07

WEARABLE AIR POLLUTANT MONITORING DEVICE

#37
20230386815
2023-11-30

Collection probe and methods for the use thereof

#38
20230296574
2023-09-21

ANALYSIS METHOD AND ANALYSIS SYSTEM FOR BILE ACIDS, STEROLS, AND HORMONES

#39
20230296570
2023-09-21

Method of processing a biological sample

#40
20230243721
2023-08-03

RESIDUE COLLECTION

#41
20230228726
2023-07-20

Detection of per and polyfluoroalkyl substances using total organic fluoride

#42
20230211257
2023-07-06

Phase separation behavior modifying agents for aqueous two-phase separation within porous material

#43
20230123464
2023-04-20

METHODS FOR DIAGNOSING EXPOSURE TO COLORECTAL CANCER CARCINOGENS USING BIOLOGICAL SAMPLES

#44
20230075131
2023-03-09

Automated solid phase extraction using filter tips

#45
20230017557
2023-01-19

BLOOD-BASED ASSAY FOR DIAGNOSING AND TREATING BASED ON SITE-SPECIFIC TAU PHOSPHORYLATION

#46
20230011703
2023-01-12

Decreasing the adverse effects of nickel and vanadyl porphyrins in petroleum refining

#47
20220411947
2022-12-29

METHOD OF EXTRACTING PRECIPITATES AND/OR INCLUSIONS, METHOD OF QUANTITATIVELY ANALYZING PRECIPITATES AND/OR INCLUSIONS, AND ELECTROLYTE

#48
20220317137
2022-10-06

Test kit for testing fat-soluble vitamins in serum using high performance liquid chromatography coupled with tandem mass spectrometry

#49
20220310378
2022-09-29

Collection probe and methods for the use thereof

#50
20220291099
2022-09-15

Isolation and analysis of terpenes

#51
20220291096
2022-09-15

Methods for extracting and analyzing compounds from implanted and excised medical devices

#52
20220236155
2022-07-28

METHOD FOR WASHING EXTRACELLULAR VESICLE

#53
20220236151
2022-07-28

EXTRACTION OF MYCOTOXINS

#54
20220187328
2022-06-16

Methods of Terpene Profiling Cannabis Plant Material

#55
20220178936
2022-06-09

A SENSITIVE LC-MS ASSAY TO MEASURE CURCUMINOIDS IN COMPLEX BIOLOGICAL SAMPLES

#56
20220162663
2022-05-26

LABEL-FREE DETECTION OF MYCOBACTERIA USING SURFACE ENHANCED RAMAN SPECTROSCOPY

#57
20220155192
2022-05-19

SYSTEM AND METHOD FOR EXTRACTING A TARGET MOIETY FROM A SAMPLE USING ACOUSTIC DROPLET EJECTION

#58
20220136968
2022-05-05

Methods of identifying a hydrocarbon fuel

#59
20220099647
2022-03-31

Methods of preparing and analyzing breast milk

#60
20220057379
2022-02-24

Method and system for detecting mass of oil in inorganic mineral of shale

#61
20220054954
2022-02-24

Acoustically settled liquid-liquid sample purification system and method of use

#62
20220032210
2022-02-03

Device for solid phase extraction and method for use thereof

#63
20220018741
2022-01-20

HIGH/HYPERVELOCITY PARTICLE CAPTURE AND ANALYSIS METHOD AND APPARATUS

#64
20220003640
2022-01-06

SUPPORT BACKING STRIP TECHNOLOGY AND METHOD FOR NON-DESTRUCTIVE IDENTIFICATION OF LATENT PRINT AND DNA DEPOSITED ON ADHESIVE MATERIALS

#65
20210373006
2021-12-02

Automated solid phase extraction using filter tips

#66
20210364398
2021-11-25

System and method for preservation, transport, and analysis of water samples

#67
20210349021
2021-11-11

Human waste water and human-derived pathogen scouting tool

#68
20210341442
2021-11-04

Soil analysis compositions and methods

#69
20210302404
2021-09-30

Automated method and apparatus for measuring saturate, aromatic, resin, and asphaltene fractions using microfluidics and spectroscopy

#70
20210302288
2021-09-30

Systems and methods for analyzing an analyte extracted from a sample using an adsorbent material

#71
20210293721
2021-09-23

Rapid high amylose wheat seed purity test

#72
20210287894
2021-09-16

BIOMARKERS AND USES THEREOF

#73
20210285918
2021-09-16

Method for determining content of menthol in preparation of traditional Chinese medicine composition

#74
20210285869
2021-09-16

Agricultural sampling system and related methods

#75
20210257202
2021-08-19

Collection probe and methods for the use thereof

#76
20210208123
2021-07-08

Agricultural sampling system and related methods

#77
20210208037
2021-07-08

Agricultural sampling system and related methods

#78
20210208036
2021-07-08

Agricultural sampling system and related methods

#79
20210208035
2021-07-08

Agricultural sampling system and related methods

#80
20210199548
2021-07-01

Solution composition for extracting available phosphate, available silicate and cation exchange in soil

#81
20210179905
2021-06-17

Stratum corneum-collecting adhesive composition, stratum corneum-collecting instrument, biological substance extraction kit, and biological substance collection method

#82
20210177384
2021-06-17

Airway sampling device and associated methods

#83
20210156767
2021-05-27

Device for extracting a molecule of interest from a sample matrix, and associated methods

#84
20210148745
2021-05-20

Liquid extraction control method and device

#85
20210131965
2021-05-06

Method for determining the migration potential of an at least partially cured energy curing ink and/or varnish printed on a substrate, and especially of a printed food packing

#86
20210131929
2021-05-06

Agricultural sample preparation device

#87
20210131917
2021-05-06

Agricultural sampling system and related methods

#88
20210123936
2021-04-29

Agricultural sampling, sample preparation and analysis system and related methods

#89
20210123897
2021-04-29

Method for quickly and accurately analyzing polyphenol content in rapeseed oil

#90
20210108992
2021-04-15

Integrated dissolution processing and sample transfer system

#91
20210088426
2021-03-25

System and method for extracting a target moiety from a sample using acoustic droplet ejection

#92
20210017469
2021-01-21

MICROWAVE EXTRACTION SYSTEM

#93
20210016286
2021-01-21

Reagent cartridge

#94
20210003488
2021-01-07

Ready-to-extract platforms for chemical analysis and quantification of unknown samples using spiked matrix standards

#95
20200408734
2020-12-31

Method for the extraction and the determination of microplastics in samples with organic and inorganic matrices

#96
20200396893
2020-12-24

Agricultural implements for soil and vegetation analysis

#97
20200378944
2020-12-03

Method for determining oil concentration in water

#98
20200353378
2020-11-12

Acoustically settled liquid-liquid sample purification system

#99
20200340975
2020-10-29

Inhibition of sweat malodor

#100
20200333363
2020-10-22

Method for measuring average cortisol and glucose concentrations in earwax

#101
20200326352
2020-10-15

Method and a kit for simultaneous analyses of thyroid hormones and related metabolites in serum

#102
20200292425
2020-09-17

Kit for extracting drug residues from livestock or poultry aquatic products and method of obtaining primary test liquid from livestock or poultry aquatic products using the same

#103
20200279728
2020-09-03

Collection probe and methods for the use thereof

#104
20200278279
2020-09-03

SAMPLE PREPARATION AND ANALYSIS OF CANNABINOID CONCENTRATION USING SIMPLIFIED LIQUID EXTRACTION

#105
20200271633
2020-08-27

Methods for identifying carbon derived from natural sources

#106
20200225131
2020-07-16

Ultrasound-assisted solvent extraction of analytes from porous membrane packed solid samples

#107
20200197833
2020-06-25

Phase separation behavior modifying agents for aqueous two-phase separation within porous material

#108
20200173954
2020-06-04

Field measurement of soil element concentration

#109
20200158638
2020-05-21

Methods to process samples in acidic solutions to detect beryllium in samples by optical fluorescence

#110
20200129886
2020-04-30

Aqueous two-phase system for the separation and recovery of mammalian cells from contaminated cultures

#111
20200110010
2020-04-09

SOLID PHASE MICROEXTRACTION COATING

#112
20200057034
2020-02-20

Gas-liquid separator and super-critical fluid device

#113
20200041500
2020-02-06

On-surface mass tagging

#114
20200025755
2020-01-23

Automated protein precipitation and/or dispersive solid phase extraction using filter tips

#115
20200011773
2020-01-09

Electromagnetic assemblies for processing fluids

#116
20200003666
2020-01-02

Generic pretreatment reagents for analyte determinations

#117
20200002103
2020-01-02

Automated positive pressure solid phase extraction apparatus and method

#118
20190375784
2019-12-12

Method for pretreating protein in ex vivo body fluid

#119
20190360903
2019-11-28

Isolation and analysis of terpenes

#120
20190353614
2019-11-21

INORGANIC ION DETECTION SYSTEM AND METHODS

#121
20190353567
2019-11-21

Binary cleanup device for fast cleanup of solvent extracts and simplified sample pretreatment method using the binary cleanup device

#122
20190301986
2019-10-03

System and method for extracting a target moiety from a sample using acoustic droplet ejection

#123
20190293668
2019-09-26

Quantifying phosphatidylethanol from blood samples

#124
20190293530
2019-09-26

Mass spectrometry compatible salt formation for ionic liquid sample preparation

#125
20190293527
2019-09-26

EXTRACTION OF MYCOTOXINS

#126
20190285522
2019-09-19

REMOVAL OF SALT FROM AQUEOUS SOLUTIONS FOR METABOLOMICS: TARGETED SALT PRECIPITATION

#127
20190281870
2019-09-19

Method for extracting mycotoxins from grain, other food products and animal feed

#128
20190277736
2019-09-12

Component extraction device

#129
20190277735
2019-09-12

Systems and methods for analyzing an analyte extracted from a sample using an adsorbent material

#130
20190210026
2019-07-11

Method of processing dried samples using digital microfluidic device

#131
20190195838
2019-06-27

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

#132
20190178842
2019-06-13

Collection, release, and detection of analytes with polymer composite sampling materials

#133
20190178839
2019-06-13

Elution and detection

#134
20190170725
2019-06-06

METHOD FOR ESTIMATING SEDIMENT CONTENT OF A HYDROPROCESSED HYDROCARBON-CONTAINING FEEDSTOCK

#135
20190154651
2019-05-23

Systems and methods for real-time spectrophotometric quantification of crude oil

#136
20190154650
2019-05-23

Systems and methods for real-time spectrophotometric quantification of crude oil

#137
20190101505
2019-04-04

Field measurement of soil element concentration

#138
20190094144
2019-03-28

Human waste water and human-derived pathogen scouting tool

#139
20190083901
2019-03-21

SYSTEMS, METHODS AND DEVICES ADDRESSING SOLVENT EXTRACTION PROBLEMS IN CHROMATOGRAPHY

#140
20190025220
2019-01-24

Determination of organic silicon in hydrocarbonaceous streams

#141
20190011341
2019-01-10

Rapid sample preparation for analytical analysis using dispersive energized extraction

#142
20190011340
2019-01-10

Instrument for Analytical Sample Preparation

#143
20190011339
2019-01-10

Rapid energized dispersive solid phase extraction (SPE) for analytical analysis

#144
20190011338
2019-01-10

Instrument for analytical sample preparation

#145
20190011337
2019-01-10

Rapid sample preparation for analytical analysis using dispersive energized extraction

#146
20180355278
2018-12-13

Methods for Extraction of Essential Oils

#147
20180348176
2018-12-06

Stress biomarkers and related non-invasive detection methods

#148
20180305736
2018-10-25

Method for extracting substance from feces sample

#149
20180259498
2018-09-13

Systems and methods for real-time spectrophotometric quantification of crude oil

#150
20180252687
2018-09-06

SAMPLE EXTRACTION APPARATUS WITH MICRO ELUTION BED DESIGN

#151
20180188142
2018-07-05

Sample prep method

#152
20180178988
2018-06-28

Automated positive pressure solid phase extraction apparatus and method

#153
20180164273
2018-06-14

Automated method and apparatus for measuring saturate, aromatic, resin, and asphaltene fractions using microfluidics and spectroscopy

#154
20180158661
2018-06-07

Collection probe and methods for the use thereof

#155
20180149669
2018-05-31

Automated positive pressure solid phase extraction apparatus and method comprising a reagent dispenser apparatus and method

#156
20180124992
2018-05-10

Agricultural implements for soil and vegetation analysis

#157
20180120335
2018-05-03

DIGITAL MICROFLUIDIC LIQUID-LIQUID EXTRACTION DEVICE AND METHOD OF USE THEREOF

#158
20180111062
2018-04-26

Gas liquid separator and associated methods

#159
20180088008
2018-03-29

Actively shaken in-situ passive sampling device

#160
20180059128
2018-03-01

HOME TEST KIT FOR PREPARING AN EXTRACT FROM A HERB

#161
20180033600
2018-02-01

Device and method for analysis of biofluids by ion generation using wetted porous material

#162
20180001229
2018-01-04

Device for solid phase extraction and method for use thereof

#163
20170356828
2017-12-14

Self-filling soil processing chamber with dynamic extractant volume

#164
20170354901
2017-12-14

Acoustically settled liquid-liquid sample purification system

#165
20170322127
2017-11-09

System and method for preservation, transport, and analysis of water samples

#166
20170303900
2017-10-26

Breath condensate and saliva analysis using oral rinse

#167
20170292939
2017-10-12

N-nitrosamine determination in aqueous samples with sonication and microextraction

#168
20170283188
2017-10-05

Automated positive pressure solid phase extraction apparatus and method

#169
20170283187
2017-10-05

Automated positive pressure solid phase extraction apparatus and method

#170
20170276654
2017-09-28

Gas-liquid separator and super-critical fluid device

#171
20170261482
2017-09-14

Automated dispersive liquid-liquid microextraction technique for the analysis of N-nitrosamines in water

#172
20170248500
2017-08-31

Determination of analytes in a sample matrix by solvent extraction

#173
20170227536
2017-08-10

Test apparatus

#174
20170191114
2017-07-06

Extraction method, analytical method, extraction device, and analytical device

#175
20170138953
2017-05-18

Methods for detecting and quantifying non-polar analytes with high sensitivity

#176
20170099862
2017-04-13

Method for extracting contaminants from agrarian products and apparatus therefor

#177
20170004953
2017-01-05

Methods and apparatus for preparing aqueous specimens for electron microscopy using volatile surfactants

#178
20160377516
2016-12-29

Sorption of water from a sample using a polymeric drying agent

#179
20160313218
2016-10-27

Collection, release, and detection of analytes with polymer composite sampling materials

#180
20160312337
2016-10-27

Recovery of rare earth elements by liquid-liquid extraction from fresh water to hypersaline solutions

#181
20160282241
2016-09-29

Methods and systems for processing samples on porous substrates

#182
20160274009
2016-09-22

Self-filling soil processing chamber with dynamic extractant volume

#183
20160258850
2016-09-08

Water separation from solvent

#184
20160209393
2016-07-21

Sample extraction apparatus with micro elution bed design

#185
20160209304
2016-07-21

Sample preparation method for analysis of acrylamide

#186
20160202277
2016-07-14

Sample preparation workstation

#187
20160097757
2016-04-07

Automated method and apparatus to characterize solubility of asphaltenes of a hydrocarbon fluid sample utilizing microfluidics

#188
20160061804
2016-03-03

Simple method for the detection of sulfur compounds in crude oils and diesel

#189
20160041076
2016-02-11

A METHOD AND A DEVICE FOR ASSESSING WHETHER A DRUG OF ABUSE AND/OR A METABOLITE THEREFOF IS PRESENT IN A KERATIN MATERIAL

#190
20160025606
2016-01-28

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

#191
20160018305
2016-01-21

Quick extraction kit adapted to a procedure of detecting pesticide residues in agricultural products and a method of obtaining a primary test liquid from an agricultural sample by the quick extraction kit

#192
20160009503
2016-01-14

Automated positive pressure solid phase extraction apparatus and method

#193
20150285715
2015-10-08

Swab elution chamber in a test cartridge

#194
20150266019
2015-09-24

Apparatus and method for analyte extraction

#195
20150051383
2015-02-19

Filtration and extraction assembly

#196
20150021490
2015-01-22

Method to determine trace amounts of crude oil by spectroscopic absorption

#197
20150004714
2015-01-01

Spectrometric device for the analysis of environmental and geological samples

#198
20140373644
2014-12-25

Dried sample carrier having dissolvable sample regions

#199
20140366656
2014-12-18

Solid phase extraction device for dried sample cards

#200
20140356978
2014-12-04

Extraction of mycotoxins

#201
20140224732
2014-08-14

Apparatus for parallel accelerated solvent extraction

#202
20140137641
2014-05-22

Solute concentration measurement device and related methods

#203
20140076070
2014-03-20

Monolithic silicone and method of separation, purification and concentration therewith

#204
20130316466
2013-11-28

Sample pretreatment and extraction

#205
20130295573
2013-11-07

Swab elution chamber in a test cartridge

#206
20130239665
2013-09-19

Method and device for automatically detecting substances for analyses

#207
20130233093
2013-09-12

Sorption of water from a sample using a polymeric drying agent

#208
20130183767
2013-07-18

Diffusion/chemical reaction/spectrometric device for the analysis of petroleum hydrocarbons in environmental and geological formation samples

#209
20130171629
2013-07-04

Extraction device and method for extracting ingredients from a biological sample

#210
20130164856
2013-06-27

Method of processing dried samples using digital microfluidic device

#211
20130124106
2013-05-16

METHOD FOR ESTIMATING SEDIMENT CONTENT OF A HYDROPROCESSED HYDROCARBON-CONTAINING FEEDSTOCK

#212
20130034873
2013-02-07

METHOD FOR THE EXTRACTION AND DETECTION OF FAT-SOLUBLE COMPONENTS FROM BIOLOGICAL MATERIALS

#213
20130032170
2013-02-07

Method and Device for Automatically Rinsing Filters, in Particular for Rinsing Glass Fibre Filters in Smoking Machines

#214
20130017545
2013-01-17

APPARATUS AND METHODS FOR ACQUIRING ANALYTES FROM A DRIED BIOLOGICAL FLUID SAMPLE

#215
20130015346
2013-01-17

Detection and Quanitation of Pain Medications in Oral Fluid Specimens

#216
20120301907
2012-11-29

Methods, devices, and systems of detecting microorganisms

#217
20120272753
2012-11-01

Sample extraction device

#218
20120251417
2012-10-04

Method for recovering metal, and reagent and kit for recovery of metal for use in the same

#219
20120251390
2012-10-04

Method for recovering metal and kit for recovery of metal for use in the same

#220
20120184511
2012-07-19

Microemulsion pharmaceutical composition comprising a macrolide immunosuppressant drug

#221
20120137830
2012-06-07

Method for extracting hexavalent chromium in a polymer material

#222
20120125127
2012-05-24

Method and device for preparing substances for qualitative and quantitative analyses

#223
20120085645
2012-04-12

Digital microfluidic liquid-liquid extraction device and method of use thereof

#224
20120079875
2012-04-05

Pretreatment apparatus and mass analyzing apparatus equipped with the same

#225
20120028368
2012-02-02

Sample pretreatment and extraction

#226
20110318843
2011-12-29

Device for evaluating a heat exchange fluid

#227
20110315630
2011-12-29

EXTRACTION CONTAINER, EXTRACTOR, AND EXTRACTION METHOD

#228
20110256566
2011-10-20

Determination of biological material ingredients

#229
20110212539
2011-09-01

Extraction system

#230
20110198492
2011-08-18

Detection and Quantitation of Pain Medications in Oral Fluid Specimens

#231
20110192238
2011-08-11

Test patch system

#232
20110129863
2011-06-02

Methods and systems for processing samples on porous substrates

#233
20110128539
2011-06-02

METHOD FOR QUALITATIVE AND QUANTITATIVE DETERMINING ORGANIC COMPOUNDS OF PRECIOUS METALS IN VARIOUS COMPOSITION ROCKS

#234
20110071123
2011-03-24

Noninvasive method for measuring histamine from skin as an objective measurement of itch

#235
20110056271
2011-03-10

Method for measurement of crude oil and bitumen dead oil viscosity and density

#236
20110030456
2011-02-10

Non-destructive inspection method for metallic alloys

#237
20100238287
2010-09-23

SYSTEM AND METHOD FOR FRACTIONATION OF A CENTRIFUGED SAMPLE

#238
20100213074
2010-08-26

Method of hormone extraction using digital microfluidics

#239
20100108875
2010-05-06

Method of determining minute amounts of additives in polymers

#240
20100071446
2010-03-25

Solute concentration measurement device and related methods

#241
20090221079
2009-09-03

SAMPLE PRETREATMENT AND EXTRACTION

#242
20090101811
2009-04-23

Method of and apparatus for analyzing ions adsorbed on surface of mask

#243
20090038931
2009-02-12

Device for extraction of organic chemical compounds with toxic properties, which are present in atmospheric samples, by using solvents heated by the application of focalized microwaves in open systems (not pressurized)

#244
20090023897
2009-01-22

METHOD AND APPARATUS FOR PURIFYING AND DESALTING BIOLOGICAL SAMPLES

#245
20090019953
2009-01-22

Apparatus And Method For Detecting An Analyte

#246
20080202259
2008-08-28

Method For Determining Pesticide Residues in Soil or Plant Material

#247
20080192251
2008-08-14

Method For Determining Residues in Plastics

#248
20070215543
2007-09-20

Small volume liquid-liquid extraction device and method of use

#249
20070193871
2007-08-23

AUTOMATED SOLVENT EVAPORATION SYSTEM

#250
20070124080
2007-05-31

Method for testing for bioaccumulation

#251
20070100171
2007-05-03

Method of detecting decabromodiphenyl ether

#252
20070092401
2007-04-26

Devices and methods for sample collection and analysis

#253
20070003441
2007-01-04

Coated closure for performing direct vial surface sorbent microextraction

#254
20060286677
2006-12-21

Coated chromatograph injection port liner for performing surface sorbent

#255
20060258856
2006-11-16

Method of isolating nucleic acids from stool samples

#256
20060115383
2006-06-01

Flow through well plate surface sorption extarction

#257
20060096923
2006-05-11

Method for transferring heterogeneous liquids in microchannels without the occurrence of mixing

#258
20060086665
2006-04-27

Method for the accelerated dialytic recovery of foreign substances from passive collectors consisting of semipermeable membranes having different dimensions

#259
20050252859
2005-11-17

Drying SPE cartridges

#260
20050205816
2005-09-22

Pneumatic valve interface for use in microfluidic structures

#261
20050201903
2005-09-15

Microfluidic device for concentrating particles in a concentrating solution

#262
20050196326
2005-09-08

Transportable automated onsite extraction apparatus

#263
20050182569
2005-08-18

Method for testing for bioaccumulation

#264
20050178269
2005-08-18

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

#265
20050148088
2005-07-07

Pressurized hot water extraction

#266
20050112775
2005-05-26

Field and storage chemical test method

#267
20050059162
2005-03-17

Direct vial surface sorbent micro extraction device and method

#268
16968210
2023-07-11

Method of processing a biological sample

#269
16900019
2024-10-22

G- protein coupled receptor extraction formulations

#270
16600891
2020-08-04

Integrated dissolution processing and sample transfer system

#271
15632934
2019-08-20

Serial chemical extraction and spectrometric analysis system

#272
15331240
2019-10-08

Protocol for preconcentration and quantification of microcystins using LC-MS