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)
08/2002
08/20/2002US6437327 Mass spectrometry of solution and apparatus therefor
08/20/2002US6436719 Displacement chemical regeneration method and apparatus
08/20/2002US6436292 Parallel high-performance liquid chromatography with post-separation treatment
08/20/2002US6436284 Chromatography apparatus
08/20/2002US6435012 Measuring properties, such as excluded volume, using crosslinked ionically charged polymer particles as probe; aqueous based solvent systems; environmentally friendly
08/20/2002CA2180266C Improved pulsed discharge systems
08/15/2002WO2002063291A2 Process flash chromatography column
08/15/2002WO2002063290A2 Method for the gas chromatographic analysis of a sample
08/15/2002WO2002063288A1 Microfluidic devices
08/15/2002WO2002063287A2 Method and system to remotely monitor a carbon adsorption process
08/15/2002WO2002062475A1 Sample deposition method and system
08/15/2002WO2002048673A3 Method for orthogonal analyte stacking/injection systems in electrophoresis
08/15/2002WO2002042667A3 Rotary valve
08/15/2002WO2001090308A3 Method of determining thiopurine methyltransferase activity
08/15/2002US20020111501 Oxidizing N,N'-dimethyl-phenylene-diamine in the presence of a source of thiosulfate ions, while maintianing at </= 100 degrees C, oxidizing and condensing with o-toluidine, and separating toluidine blue
08/15/2002US20020110904 High throughput apparatus for use in quantitative and qualitative analysis of biopolymes in solution
08/15/2002US20020110495 For the separation of substances from liquid or liquid-containing materials
08/15/2002US20020108860 Fabrication of polymeric microfluidic devices
08/15/2002US20020108859 Interacting light with particles, including but not limited to biological matter such as cells; optophoresis
08/15/2002US20020108429 Gas analyzing apparatus
08/15/2002CA2404879A1 Process flash chromatography column
08/14/2002EP1229976A1 Process for purifying and reusing solvent used to remove extractables
08/14/2002EP1203225A4 Array cytometry
08/14/2002EP1015098B1 Cast membrane structures for sample preparation
08/14/2002CN2505840Y Oscillation apparatus
08/13/2002US6432311 Integrated monolithic microfabricated electrospray and liquid chromatography system and method
08/13/2002US6432290 Apparatus and method for trapping bead based reagents within microfluidic analysis systems
08/13/2002CA2270560C Ion chromatographic method and apparatus using a combined suppressor and eluent generator
08/08/2002WO2002061400A1 Optical detection system for chromatographic and electrokinetic liquid phase separations
08/08/2002WO2002061130A2 Methods and reagents for analysis of rna structure and function
08/08/2002WO2002060562A1 Porous hybrid particles with organic groups removed from the surface
08/08/2002WO2002060556A1 Self-contained vacuum cartridge
08/08/2002WO2002050530A3 Chromatograph comprising two detector devices
08/08/2002WO2001071326A3 Method for analysis of analytes by mass spectrometry
08/08/2002WO2000048703A9 Purification of biological substances
08/08/2002US20020107652 Automated test protocol
08/08/2002US20020106319 Sequential injection liquid-liquid extraction
08/08/2002US20020104801 Dense microporous mineral oxides matrices in which a skin of polymers is rooted, and their use in downstream processing, especially for fluidized bed purification of bioparticles or high molecular weight macromolecules.
08/08/2002US20020104583 Fraction collector
08/07/2002EP1228368A1 Process and apparatus for separating, isolating and analysing bio-molecular material
08/07/2002EP1228365A2 Gas chromatograph with configurable user interface
08/07/2002EP1228203A2 Peptide (virip) which inhibits a circulating virus in humans and the use thereof
08/07/2002EP0636183B1 Compositions and methods for protein structural determinations
08/07/2002CN1088841C Method for quickly extracting and measuring microphenol in petroleum
08/06/2002US6430512 Software for the display of chromatographic separation data
08/06/2002US6429021 Antioxidant activity profile assay
08/06/2002US6428707 Adsorption/separation method and a medium for adsorption/separation
08/06/2002US6428704 Method for determination of hemoglobins
08/06/2002US6428703 Method for purifying biological marcromolecules, and chromatographic column for performing said method
08/06/2002US6428702 Placing check valve between sample loop and fill port and directing flow stream contents from sample loop to waste collection system prevents expansion of flow stream contents trapped in sample loop into environment through fill port
08/06/2002US6428666 Controllably retaining and releasing charged species in solution by passing through porous stationary phase of dielectric material in column by imposing voltage gradient between ends of column, then subjecting to pressure gradient
08/06/2002US6427731 Chemical sample treatment system and cassette, and methods for effecting multistep treatment processes
08/06/2002US6427526 Liquid chromatographic method and system
08/06/2002US6427522 Fast temperature programmed gas chromatograph
08/01/2002WO2002059617A2 Standard diluent for multiplex assays
08/01/2002WO2002059561A2 Modular computational models for predicting the pharmaceutical properties of chemical compounds
08/01/2002WO2002058814A1 Method for packing capillary columns with particulate materials
08/01/2002WO2002058625A2 Herbal composition for angina pectoris, method to prepare same and uses thereof
08/01/2002WO2002039104B1 System and method for separating micro-particles
08/01/2002US20020102185 Automatic sampler and needle for the same
08/01/2002US20020100719 Carrier for a chromatographic column
08/01/2002US20020100714 Microfluidic devices
08/01/2002US20020100368 Joint compound; tile cement thickeners; foods, adhesives
08/01/2002CA2434050A1 Herbal composition for angina pectoris, method to prepare same and uses thereof
08/01/2002CA2431201A1 Standard diluent for multiplex assays
07/2002
07/31/2002EP1226870A1 Anion exchanger, process for producing same, and its use
07/31/2002EP1226602A2 Atmospheric pressure photoionization (appi): a new ionization method for liquid chromatography-mass spectrometry
07/31/2002EP1226571A1 System and method for programmable illumination pattern generation
07/31/2002EP1226419A1 Method and device for particle separation
07/31/2002EP1226275A2 Detection of nucleic acid heteroduplex molecules by anion-exchange chromatography
07/31/2002EP1226269A2 Reversed-phase hplc assay for plasminogen activators
07/31/2002EP1064316A4 Immobilization of membrane receptor on hplc
07/31/2002EP0754084B1 Microreactor for a modular system
07/31/2002EP0631633B1 Reaction-based selection for expression of and concentration of catalytic moieties
07/31/2002CN1361865A Catalytic anti-factor VIII allo-antibodies
07/31/2002CN1088385C Method and apparatus for diffusive transfer between immiscible fluids
07/30/2002US6426794 Optical flow cell incorporating automatic self-cleaning
07/30/2002US6426225 Method of calibrating a vial autosampler
07/30/2002US6426190 Difference detection methods using matched multiple dyes
07/30/2002US6426006 Automated on-line evaporating light scattering detection to quantify isolated fluid sample compounds in microtiter plate format
07/30/2002US6425284 Method and apparatus for gas-assisted suppressed chromatography
07/30/2002CA2169438C Device for concentrating trace components in a liquid
07/25/2002WO2002057792A2 Affinity selection-based screening of hydrophobic proteins
07/25/2002WO2002056991A2 Systems and methods for performing electrokinetic chromatography
07/25/2002WO2002056826A2 Method for producing purified hematinic iron-saccharidic complex and product produced
07/25/2002WO2002046738A3 Methode d'analyse par chromatographie en ligne pour la polymerisation d'olefines
07/25/2002WO2002022075A3 Odors discrimination based on spectral signatures
07/25/2002WO2001002846A9 System and method for molecular sample measurement
07/25/2002WO2001000642A9 High affinity, low molecular weight displacers for oligonucleotide purification
07/25/2002US20020099104 Used as packing for chromatography
07/25/2002US20020098595 Classification of prefrential proteins; obtain sample, insert into apparatus, analyze protein through mass spectroscopy
07/25/2002US20020098594 Isolating preferential compounds from fluids; obtain receptacle, fill with carrier fluid, charge receptacle, stir, recover stirring apparatus, desorb prefrential compound, transport compound to analyzing zone, analyze
07/25/2002US20020098526 Apparatus for use in the detection of preferential particles in sample
07/25/2002CA2433354A1 Affinity selection-based screening of hydrophobic proteins
07/25/2002CA2426799A1 Method for producing purified hematinic iron-saccharidic complex and product produced
07/24/2002EP1224975A1 Anion exchanger, process for producing same, and its use
07/24/2002EP1224457A2 Vaporization injector
07/24/2002EP1224456A1 Liquid-liquid extraction device and on-line transfer to a gas chromatography apparatus
07/24/2002EP1224451A1 Aquatic passive sampling device and methods for its use
07/24/2002EP1224023A2 Continuous particle and molecule separation with an annular flow channel