Patents
Patents for G01N 30 - Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography (41,194)
12/2001
12/20/2001WO2001096869A1 Selective labeling and isolation of phosphopeptides and applications to proteome analysis
12/20/2001WO2001096858A1 Method for producing monolithic chromatography columns
12/20/2001WO2001096857A2 Method and apparatus for combined magnetophoretic and dielectrophoretic manipulation of analyte mixtures
12/20/2001WO2001096025A2 Systems and methods for cell subpopulation analysis
12/20/2001WO2001053518A3 Method of assessing the viability of a cell
12/20/2001WO2001051920A3 Optimized control method for chromatography columns
12/20/2001US20010053556 Miniature immuno-optical rapid analyte sensor platform
12/20/2001US20010053530 Evaluating usefulness of preferential chemical intermediates
12/20/2001DE10055318A1 Process for specific directed manipulation of small amounts of materials on solid body surfaces comprises producing an impulse along the solid body surface, and causing the impulse
12/20/2001DE10028572A1 Capillary column containing sorbent particles is sealed at least at one end by a monolithic frit of an organic or inorganic material
12/20/2001DE10028447A1 Monolithic porous molded article production, used for chromatographic separation of substances, comprises repeated filling of gel mold with monomer sol, polymerization and aging gel
12/20/2001CA2413634A1 Method and apparatus for combined magnetophoretic and dielectrophoretic manipulation of analyte mixtures
12/20/2001CA2413194A1 Systems and methods for cell subpopulation analysis
12/19/2001EP1164373A2 Process to discharge chromatographic columns and device suitable therefor
12/19/2001EP1163512A1 Integrated monolithic microfabricated dispensing nozzle and liquid chromatography-electrospray system and method
12/19/2001EP1163509A1 Electrokinetic concentration of charged molecules
12/19/2001EP1163261A1 Ion exchange chromatography of proteins and peptides with an organic modifier in the elution step
12/19/2001EP1163050A1 Porous inorganic/organic hybrid particles for chromatographic separations and process for its preparation
12/19/2001EP1115465A4 System for simultaneously pumping solvent for a plurality of chromatography columns
12/19/2001EP0764043B1 Device for packing chromatographic stationary phases
12/19/2001CN2466655Y Continuous self-regenerating high-efficiency ion exchanger
12/19/2001CN2466653Y Multiple separation column high-velocity counterflow chromatograph
12/19/2001CN1327157A Liquid phase chromatograph
12/19/2001CN1076475C Process for preparing capillary tube electrophoretic column
12/18/2001US6331400 Binding sites of binding proteins and their binding partners are characterized, at individual amino acid level, by a tritium exchange labeling and sequential degradation and analysis of tritiated fragments under slowed exchange
12/18/2001US6331254 Methods of separation and detection
12/13/2001WO2001094942A1 Method for detecting alpha-oxoaldehydes in the whole blood, blood plasma and/or serum of a patient
12/13/2001WO2001094931A2 Method and apparatus for direct coupling of planar chromatography with mass spectrometry
12/13/2001WO2001094909A1 Valve arrangement
12/13/2001WO2001094017A1 Device and method for manipulating small quantities of materials
12/13/2001WO2001093989A2 Methods and apparatus for separating and detecting specific polyhalogenated diaromatic hydrocarbons
12/13/2001WO2001093974A1 Surface modification of a porous polymer monolith and products therefrom
12/13/2001WO2001040502A3 Thin layer chromatographic detection of antibiotics
12/13/2001US20010051703 Polymerized oligopeptide-surfactant chiral micelles
12/13/2001US20010051338 Methods, devices, and systems for monitoring time dependent reactions
12/13/2001US20010050337 Liquid chromatograph mass spectrometer
12/13/2001US20010050336 Mass spectrograph
12/13/2001US20010050254 High speed separation
12/13/2001DE10028547A1 Method of separating surfactants from wash waters comprises passing wash water through a column of adsorbent at constant temperature, and desorbing the surfactants by rapidly altering the temperature
12/13/2001CA2411911A1 Valve arrangement
12/12/2001EP1162464A1 Method and device for increasing efficiency of bioanalysis
12/12/2001EP1162456A1 HPLC Method for purifying organic compounds
12/12/2001EP1162455A1 Apparatus and method for performing microfluidic manipultions for chemical analysis and synthesis
12/12/2001EP0858600B1 Method and device for analyzing volatile substances in gases
12/12/2001EP0743950B1 Process for separating double-stranded/single-stranded nucleic acid structures
12/12/2001CN1326466A Method of producing functional immunoglubulin superfaminly protein
12/11/2001US6329652 Method for comparison of similar samples in liquid chromatography/mass spectrometry
12/11/2001US6328895 Starting fluid material feed operation of feeding a starting fluid material containing components having different affinities to packed beds; feeding fluid desorbent to circulation system and withdrawing components
12/11/2001US6328885 Current-efficient suppressors
12/08/2001CA2349777A1 Method and device for increasing efficiency of bioanalysis
12/06/2001WO2001093309A1 Method and device for performing analyses in parallel
12/06/2001WO2001092886A1 Biosensor and blood component analyzing method
12/06/2001WO2001092884A1 Biosensor and method for its preparation
12/06/2001WO2001092879A1 An assay method and kit for testing biological material for exposure to stress using biomarkers
12/06/2001WO2001092869A1 Method for measuring concentrations and molecular weights of glue and gelatin
12/06/2001WO2001092510A1 Apparatus and method for separating and purifying polynucleotides
12/06/2001WO2001046686A3 Chromatography material and a method using same
12/06/2001WO2001017662A3 Continuous particle and molecule separation with an annular flow channel
12/06/2001US20010048894 Autosampler; robotics; magnet disposed within jaws coupled to gripper urges jaws in opposite direction of energization; useful in gas chromatography and carbon meaurement/analysis
12/06/2001US20010048074 Method and apparatus for ion attachment mass spectrometry
12/06/2001US20010047966 Filtering sample of digested natural sources such as cells or cell fragments using filter the pore size of which decreases in direction of flow of sample through filter
12/06/2001CA2396667A1 Apparatus and method for separating and purifying polynucleotides
12/06/2001CA2372669A1 Method of measuring concentration and molecular weight distribution of glue or gelatin
12/05/2001EP1159995A2 Packing material for solid phase extraction and solid phase extraction method
12/05/2001EP1159607A2 Sequential fractionation apparatus and method
12/05/2001EP1159559A1 A coupler for placing two or more fluid streams in communication
12/05/2001EP1159253A2 Synthesis of nitroalcohol diastereomers
12/05/2001EP1159063A2 Method and apparatus for synthesizing, purifying and characterizing combinatorial libraries
12/05/2001CN2463833Y Chromatograph thermal conductivity detector protector
12/05/2001CN1075887C Gas chromatography to detect poppy sheel contained in food
12/04/2001US6326616 Curved introduction for mass spectrometry
12/04/2001US6326163 Method for the direct diagnostic detection of genetically caused pathogenic point mutations
12/04/2001US6325976 Continuous electrolytically regenerated packed bed suppressor for ion chromatography
12/04/2001US6325937 Process and means for down stream processing
12/04/2001US6325898 Constituent separation system
12/04/2001US6324892 Multi-gas analysis system for analyzing high-purity gases
12/04/2001CA2259061C Coated single particles and their use in fluid bed chromatography
11/2001
11/29/2001WO2001090740A1 Sampling system for a separation channel
11/29/2001WO2001090739A1 High-throughput purification process
11/29/2001WO2001090722A1 Installation and method for automatic preparation of samples
11/29/2001WO2001090719A1 Precision fluid gradient formation
11/29/2001WO2001090308A2 Method of determining thiopurine methyltransferase activity
11/29/2001WO2001090295A1 A rapid multi-material sample input system
11/29/2001WO2000063684A8 Charge-flow separation devices and methods
11/29/2001US20010045953 Method of closed-figure image display to identify a time-varying parameter
11/29/2001US20010045475 Chewing apparatus
11/29/2001US20010045235 Selection valve with ferrule cluster
11/29/2001DE10024443A1 Extracting and analyzing analytes in analysis device, e.g. gas chromatograph, comprises using beak, such as hollow needle or tube having inner wall
11/29/2001CA2409833A1 A rapid multi-material sample input system
11/29/2001CA2406546A1 High-throughput purification process
11/28/2001EP1115466A4 Apparatus and method for sealing a plurality of chromatography columns
11/28/2001CN2462386Y Automatic chromatographic analyser
11/28/2001CN2462385Y Fast sampling and taking device of mass analyzer
11/28/2001CN1324450A Cobalamin assay
11/28/2001CN1324397A Self-contained device integrating nucleic acid extrction, amplification and detection
11/28/2001CN1324247A Process and materials for the repid detection of i(streptococcus pneumoniae) employing purified antigen-specific antibodies
11/27/2001US6323038 Diagnostic reagent for complications associated with diabetes or renal failure
11/27/2001US6322753 Integrated microfluidic element
11/27/2001US6322695 Superior wetting and performance; selectivity poly(divinylbenzene-co-n-vinylpyrrolidone) optionally sulfonated
11/27/2001US6321609 Magazine for use with a gas sampling system