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Class 73/61.55 - Including sampling, sample handling, or sample preparation


Subclass of Class 73 - Measuring and testing
Definition: Subject matter combined with means for obtaining a predetermined
No. of applications: 104
Last issue date: 05/03/2012


1      
Application No.Application TitleIssue Date
20120103074Automated Analyzer with Low-Pressure In-Line Filtration
An automated analyzer for biological samples that contain particulate matter is adapted to be able to process a large number of samples without changing the analytical cartridge, and in many cases without changing the internal switching valves, by including a filter in ...
05/03/2012
20120103075Automated Dilution For Liquid Chromatography
Described are a method and system for diluting a sample in a liquid chromatography system. A sample flowing at a first flow rate is combined for a predetermined time with a diluent flowing at a second flow rate to generate a volume of diluted sample. The diluted sample ...
05/03/2012
20120024048LIQUID CHROMATOGRAPH
In injecting a sample sucked into a sample loop in an autosampler from an injection needle into an analytical flow path via an injection port by a mobile phase, a sending flow rate of the mobile phase is reduced from a certain flow rate determined in an analysis conditi...
02/02/2012
20120006104High Temperature Chromatography Apparatus and Method Thereof
Disclosed herein are a high temperature chromatography apparatus and a method thereof. The high temperature chromatography apparatus includes: an eluent pump; a sample dissolving unit that uniformly dissolves an insoluble sample; an injecting unit that mixes and injects...
01/12/2012
20120004239 Process for Preparing Quinoxaline Derivatives
The present invention provides an improved process for preparing a compound of formula (IIIA), an intermediate of the synthesis of varenicline. Also, the present invention provides an improved process for preparing varenicline, or a pharmaceutically acceptable salt or s...
01/05/2012
20110314900SAMPLING DEVICE AND METHOD
An in situ autosampling method and associated sampling device for capturing a material sample from a vessel. Methods of the present invention make use of a sampling device having an extendable sample capture element with a concave sample capture pocket located near a di...
12/29/2011
20110301868Methods and Apparatus for Analyzing Samples and Collecting Sample Fractions
Methods and apparatus for analyzing a sample using at least one detector are disclosed....
12/08/2011
20110290009NARROW BORE POROUS LAYER OPEN TUBE CAPILLARY COLUMN AND USES THEREOF
A polymer-based PLOT capillary column prepared by in situ copolymerization of a functional monomer, which usually contains the retentive chemistries, and a crosslinking monomer, which enhances the strength of the polymer matrix, is disclosed. Also disclosed is a system ...
12/01/2011
20110265557Method of Quality Control Testing a Factor XIII Containing Sample
The invention relates to a method of quality control testing a Factor XIII (FXIII) containing sample which comprises the step of detecting the presence of and/or measuring the concentration of pre-activated FXIII (FXIIIao) in said sample and to a quality control kit for...
11/03/2011
20110263853HPLC METHOD FOR THE ANALYSIS OF BOSETAN AND RELATED SUBSTANCES AND USE OF THESE SUBSTANCES AS REFERENCE STANDARDS AND MARKERS
The present invention relates to a new HPLC method for the analysis of the drug substance bosentan and related substances and to the use of said substances as reference standards and markers....
10/27/2011
20110247403Apparatus And Methods For Multidimensional Analysis
The invention provides improved methods and apparatus for multidimensional analysis, especially for multidimensional liquid chromatography. Methods and apparatus for the quantitative determination of one or more components comprised in a sample mixture are described. Me...
10/13/2011
20110247404IDENTIFYING AND QUANTIFYING BIOMARKERS ASSOCIATED WITH PREECLAMPSIA
Described herein are methods for testing pregnant subjects for preeclampsia by detecting and quantifying at least one biomarker associated with preeclampsia in a biological sample from the subject....
10/13/2011
20110247405Sample Injection Port and Auto-Sampler Having the Same
A sample injection port 10 for injecting a sample into a chromatograph or other devices is composed of a body 13 made of an inelastic material, a first seal member 14 made of an elastic material and attached to one end of the body part 13, an...
10/13/2011
20110239745Rapid Identification of Explosives Using Thin-Layer Chromatography and Colorimetric Techniques
A thin-layer chromatography method for identifying material present in a sample on a location including the steps of provide a thin-layer chromatography plate, wetting a swab is with a solvent providing a wetted swab, contacted the location of interest is with the wette...
10/06/2011
20110219859Analyzing System For Liquid Chromatograph and Control Program For the Same System
The present invention provides an analyzing system with which a serial analysis inclusive of a pretreatment can be easily performed in a liquid chromatograph, and even unskilled users can perform a desired analysis. The analyzing system according to the present inventio...
09/15/2011
20110203931Particle Interrogation Devices and Methods
Devices, apparatus and methods are disclosed for non-contact pneumatic sampling and sampling of surfaces, persons, articles of clothing, buildings, furnishings, vehicles, baggage, packages, mail, and the like, for contaminating aerosols or vapors indicative of a hazard ...
08/25/2011
20110197661APPARATUS FOR SAMPLE HANDLING
A sampler (10), in particular for use in testing the dissolution behavior of pharmaceutical products, wherein the sampler (10) comprises: a vial holder (20) for accommodating a plurality of vials (22a, 22b); a sampling ne...
08/18/2011
20110192217Flow Distribution Mixer
A mixer for mixing a fluid having a property varying along a flow direction of the fluid includes an inlet configured for receiving an inlet flow, an outlet configured for providing an outlet flow, and a plurality of flow channels coupled between the inlet and the outle...
08/11/2011
20110185796CISATRACURIUM DERIVATIVES, PREPARATION AND USES THEREOF
The present invention provides compounds which are useful, e.g., as reference markers for analyzing the purity of cisatracurium and salts thereof, a test method for determining the said purity and processes for preparing reference markers....
08/04/2011
20110180703METHOD FOR THE DIAGNOSIS OF NON-ALCOHOLIC STEATOHEPATITIS BASED ON A METABOLOMIC PROFILE
The invention relates to methods for the diagnosis of non-alcoholic steatosis (NASH). The method relies on the determination of certain metabolic markers in a biological sample of the patient which are up- or down-regulated in the NASH patients vs. patients with a simpl...
07/28/2011
20110179855METHODS FOR DETECTING VITAMIN C BY MASS SPECTROMETRY
Provided are methods for determining the amount of vitamin C in a sample using mass spectrometry. The methods generally involve ionizing vitamin C in a sample and detecting and quantifying the amount of the ion to determine the amount of vitamin C in the sample....
07/28/2011
20110174063MULTICHANNEL ION CHROMATOGRAPHY SYSTEM AND METHOD
An ion chromatography housing for easy insertion and removal of a plurality of component cartridges is disclosed. Various components of the IC system are provided in the separate component cartridges. The IC housing includes a capillary separation column and may be conn...
07/21/2011
20110167898LIQUID CHROMATOGRAPH
A liquid chromatograph provided here is adapted to enable the lengths of tubing for connecting the respective constituent elements thereof to be minimized by making the positions of the respective constituent elements including a detector and a column movable and adjust...
07/14/2011
20110133077Solid-Phase Extraction (SPE) Tips and Methods of Use
Methods and systems for extraction of analytes from samples for analysis using mass spectrometers are described herein....
06/09/2011
20110136817Methods of identifying responders to dopamine agonist therapy
The present invention is directed to a method of identifying patients to be treated by dopamine agonist therapy comprising the step of analyzing a plasma or urine sample from said patient for concentrations of norepinephrine (NE), norepinephrine metabolites (NE metaboli...
06/09/2011
20110120213SAMPLE INJECTOR, SAMPLE INJECTING METHOD, AND LIQUID CHROMATOGRAPH
A sample injection part connected to a column to inject a sample into the column; a sample injection needle attachable to the sample injection part; a sample suction part connectable to the sample injection needle and configured to cause a predetermined amount of the sa...
05/26/2011
20110112165ATORVASTATIN-ALISKIREN
A new compound in which atorvastatin and aliskiren are covalently bound, salts of this compound, pharmaceutical compositions thereof, as well the use of this compound as a medicament and as an impurity standard are provided. Furthermore, a 0 process for the preparation ...
05/12/2011
20110108522MICROSTRUCTURED SEPARATION ELEMENT WITH A POROUS SURFACE COATING
A fluidic device for separating different components of a sample, the fluidic device comprising a microstructured body and porous material covering at least a portion of a surface of the microstructured body....
05/12/2011
20110100099PREPARATION AND USE OF (R),(R)-2,2'-BIS-METHYLNALTREXONE
This invention relates to synthesis of (R),(R)-2,2′-bis-MNTX, as shown in Formula (I), and related methods and products.

...

05/05/2011
20110089033METHOD OF PREPARING SUGAR CHAIN SAMPLE, SUGAR CHAIN SAMPLE, AND METHOD OF ANALYZING SUGAR CHAIN
A method of preparing a sugar chain sample, for reducing unreacted labeling reagent in a sample solution containing a labeled sugar chain, includes (process 1) a process of bringing the sample solution containing the labeled sugar chain into contact with monolithic sili...
04/21/2011
20110086430METHOD AND DEVICE FOR ISOTOPIC RATIO ANALYSIS
A process and an apparatus for isotope ratio analysis, the process having the following steps: performing a liquid chromatography process and thus providing an eluate which comprises at least one liquid carrier fluid and at least one analytes, collecting a portion of in...
04/14/2011
20110079076MOLECULAR MARKERS FOR AUTISM
The invention relates to the determination of phosphorylation levels of some specific salivary peptides (statherin, histatin 1, acidic proline-rich proteins, both in whole form (PRP-1 type) and in truncated form (PRP-3 type) as a non-invasive diagnostic marker with a &g...
04/07/2011
20110062058METHOD FOR DETERMINING ASPHALTENE STABILITY OF A HYDROCARBON-CONTAINING MATERIAL
A method for determining asphaltene stability in a hydrocarbon-containing material having solvated asphaltenes therein is disclosed. The method involves the steps of: (a) precipitating an amount of the asphaltenes from a liquid sample of the hydrocarbon-containing mater...
03/17/2011
20110065207COMBINATORIAL MULTIDOMAIN MESOPOROUS CHIPS AND A METHOD FOR FRACTIONATION, STABILIZATION, AND STORAGE OF BIOMOLECULES
A new fractionation device shows desirable features for exploratory screening and biomarker discovery. The constituent MSCs may be tailored for desired pore sizes and surface properties and for the sequestration and enrichment of extremely low abundant protein and pepti...
03/17/2011
20110016955Sample Dilution for Chromatography of Multiple Process Streams
A method of liquid chromatography includes providing an injection valve, drawing a sample and a diluent while mixing, pushing the mixed sample and diluent onto a sample loop of the injection valve, and injecting the mixed sample and diluent. An analytical apparatus incl...
01/27/2011
20100307227Multi Column Chromatography System
The present invention relates to a method and apparatus for chromatographically analyzing each of a plurality of samples in detector, comprising an autosampler to contain a plurality of samples for chromatographic analysis and a pluraltity of chromatographic systems, ea...
12/09/2010
20100288025SAMPLE INJECTOR FOR LIQUID CHROMATOGRAPHY, PARTICULARLY FOR HIGH PERFORMANCE LIQUID CHROMATOGRAPHY
The invention pertains to a sample injector for liquid chromatography, particularly for high performance liquid chromatography, with a controllable injection valve (3) that features at least one waste port (12) for discharging fluid under low pressure, two...
11/18/2010
20100269573LOSSLESS DROPLET TRANSFER OF DROPLET-BASED MICROFLUIDIC ANALYSIS
A transfer structure for droplet-based microfluidic analysis is characterized by a first conduit containing a first stream having at least one immiscible droplet of aqueous material and a second conduit containing a second stream comprising an aqueous fluid. The interfa...
10/28/2010
20100229635METHODS AND APPARATUS FOR CENTRIFUGAL LIQUID CHROMATOGRAPHY
Apparatus and methods related to centrifugal liquid chromatography are described. An angular velocity can be simultaneously imparted to a large number of chromatographic enclosures. Via centrifugal forces, a mobile phase fluid including a sample can be driven through a ...
09/16/2010
20100229634METHOD FOR ANALYSIS OF SACCHARIDES
Disclosed is an improved post-column fluorimetric determination-boric acid complex anion exchange method which allows analysis of mannose-6-phosphate. The disclosed method is a method for separation analysis of reducing sugars using column chromatography, comprising loa...
09/16/2010
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