Chemistry: analytical and immunological testing inventions 02/07

20070042495 - Method of controlling injection of a reducing agent in an engine emissions control system: A method of controlling injection of a reducing agent in an engine emissions control system. The method includes determining a predicted amount of reducing agent in a selective catalytic reduction system, comparing the predicted amount to a target amount, injecting reducing agent when the predicted amount is less than the... Agent: Brooks Kushman P.C.

20070042497 - Diagnostic methods for determining susceptibility to convulsive conditions: The present invention exploits the discovery that amounts of uracil and thymine metabolites, especially β-aminoisobutyric acid, in various bodily fluids, especially urine, are correlated with the occurrence of epilepsy when compared to matched control subjects. Analytical and diagnostic protocols, including a novel high performance liquid chromatography system, for use in... Agent: Davidson, Davidson & Kappel, LLC

20070042496 - Method for acquiring information of a biochip using time of flight secondary ion mass spectrometry and an apparatus for acquiring information for the application thereof: A measurement method is provided, which enables to obtain a two-dimensional image with better quantitative-ability by suppressing the influence of the charge-up, when the two-dimensional secondary ion image is obtained for a biological material fixed on a substrate having a high resistivity by utilizing a TOF-SIMS method in a certain... Agent: Fitzpatrick Cella Harper & Scinto

20070042498 - Method for assaying tropolone comprising complexing this molecule with cu (ii): A method for recovering and analyzing trace amounts of Tropolone from biological samples is devised.... Agent: Nixon & Vanderhye, PC

20070042499 - Device and method for simultaneously carrying out blood group determination, serum cross-check and antibody detection test: This invention relates to a device for the simultaneous qualitative or quantitative determination of several analytes in a liquid sample, comprising a membrane (2) with a charging zone (5), for the application of the liquid sample, at least two indicator zones which can interact with the analyte(s) and at least... Agent: Ratnerprestia

20070042500 - Direct observation of molecular modifications in biological test systems by measuring flourescence lifetime: The invention relates to a method for directly detecting the modification of a molecule containing a fluorescent dye by measuring the fluorescence lifetime.... Agent: Jeffrey M. Greenman

20070042501 - A novel technology for the purity assay of trodat-1 raw material: This invention discloses a novel technology for the purity assay of TRODAT-1 raw material by reverse phase high performance liquid chromatography (RP-HPLC). The method for TRODAT-1 raw material purity assay of this present invention includes using high performance liquid chromatography (HPLC), liquid chromatography tandem mass spectrometry (LC-MS/MS), HPLC column, preparation... Agent: Michael Lin

20070042502 - Technology for the determination of impurities in trodat-1 raw material: This invention discloses a novel technology for the impurities assay of TRODAT-1 raw material by reverse phase high performance liquid chromatography (RP-HPLC). The method for TRODAT-1 raw material impurities assay of this present invention includes using high performance liquid chromatography (HPLC), liquid chromatography tandem mass spectrometry (LC-MS/MS), HPLC column, preparation... Agent: Michael Lin

20070042503 - Moving microdroplets: The movement and mixing of microdroplets through microchannels is described employing microscale devices, comprising microdroplet transport channels, reaction regions, electrophoresis modules, and radiation detectors. The discrete droplets are differentially heated and propelled through etched channels. Electronic components are fabricated on the same substrate material, allowing sensors and controlling circuitry to... Agent: Peter G. Carroll Medlen & Carroll, LLP

20070042504 - Method for determining substance or substances in liquid sample: Disclosed are the methods for the detection and/or quantification of an analyte in liquid sample. The same principle can be applied in the case of detection and/or quantification of more than one analyte present in the sample. Devices of the invention include a sample application zone, a mobilization zone containing... Agent: Yimin Yu

20070042506 - Apparatus for carrying out an analysis process, in particular for identification of biochemical molecules, and analysis process which can be carried out using this apparatus: An apparatus is disclosed for carrying out an analysis process, in which probe molecules which are immobilized on a substrate within an analysis area are brought into contact with an analyte solution, which contains target molecules as reaction partners, and reaction events are detected between target molecules and probe molecules... Agent: Harness, Dickey & Pierce, P.L.C

20070042505 - Liquid crystal based analyte detection: The present invention relates to the field of detection of analytes, and in particular to detection of analytes using a liquid crystal assay format. In the present invention, analytes binding in a detection region is identified by changes in liquid crystal orientation caused by analyte binding independent orientation caused by... Agent: Medlen & Carroll, LLP

20070042507 - Composite nanoparticles: The method of measuring the partition coefficient of a test molecule comprises incorporating the molecule in a composition of nanoparticles having a porous surface and a first solvent, wherein a second solvent has been absorbed into the porous surface, and said first solvent is immiscible with said second solvent, and... Agent: Morgan Lewis & Bockius LLP

20070037285 - Method and supply unit for monitoring changes and states in reaction chambers: The invention relates to a method for monitoring changes and states in reaction chambers as well as a supply unit which is used for introducing a liquid culture medium during cell culture analyses. The aim of the invention is to allow for an air bubble-free measurement in reaction chambers so... Agent: Jordan And Hamburg LLP

20070037286 - Thyroxine-containing compound analysis methods: The present teachings provide methods for analyzing one or more thyroxine compounds in one or more samples using isobaric labels and parent-daughter ion transition monitoring (PDITM). In various embodiments, the methods comprise the steps of: (a) labeling one or more thyroxine compounds with different isobaric tags from a set of... Agent: Lahive & Cockfield, LLP

20070037287 - Methods of judging non-alcoholic steatohepatitis: According to the present invention, phospholipids of the peripheral blood and fatty acid compositions thereof are measured. Especially, the amounts of phosphatidylserine/phosphatidylinositol and phosphatidyl choline, and fatty acid compositions in the peripheral blood are measured. Thus, the present invention can provide a method for evaluating therapeutic agents of NASH that... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070037288 - Measurement of distributed total acid numbers by electrospray mass spectrometry: The present invention is a method to determine the TAN and TAN as a function of boiling point for a hydrocarbon feedstream using an electrospray ionization mass spectrometer (ESI-MS). The steps of the method include determining the signal as a function of mass from the ESI-MS while minimizing the formation... Agent: Exxonmobil Research And Engineering Company

20070037289 - Method of calibrating the zero point of an apparatus used to determine a quantity of silica using a cororimetric method: The invention relates to a method of calibrating the zero point of an apparatus which is used to determine the quantity of silica contained in a silica solution sample to be analysed, using a colorometric method. Said colorometric method consists in successively introducing the following components into the sample: a... Agent: Jacobson Holman PLLC

20070037290 - Discriminating medium, method of discriminating the medium, article to be discriminated, and discriminating device: A discrimination medium cannot be easily falsified. Since the visibility of the discrimination medium is unique, the discrimination medium is superior in determination of the authenticity. The discrimination medium is structured such that a cholesteric liquid crystal layer 106 and a multilayer film 103 having plural light transparent films which... Agent: Oliff & Berridge, PLC

20070037291 - Method for diagnosing and identifying contaminants: An effective and reliable automated FT-IR method for diagnosing and identifying differences in composition of chemical samples as compared to corresponding standards.... Agent: Rohm And Haas Company Patent Department

20070037292 - Method and apparatus for processing samples: Disclosed is apparatus for treating samples, and a method of using the apparatus. The apparatus includes processing apparatus (a) for treating the samples (e.g. plasma etching apparatus), (b) for removing residual corrosive compounds formed by the sample treatment, (c) for wet-processing of the samples and (d) for dry-processing the samples.... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070037293 - Flow rate control: A liquid sample is prepared at a preparation site and then processed, e.g. in an HPLC column. The sample is prepared and conveyed to the device at a flow rate which is substantially less than the flow rate through the device. The different flow rates are preferably provided by variable... Agent: Eksigent Technologies, LLC C/o Sheldon Mak Rose & Anderson

20070037294 - Methods for performing microfluidic sampling: Methods for performing microfluidic sampling are provided. The method includes providing a substrate including an arrangement of first, second and third electrodes, wherein the second electrode is interposed between the first and third electrodes. The method additionally includes causing a fluid input to continuously flow to the first electrode and... Agent: Ward And Smith, P.A.

20070037296 - Combined chemical and immunochemical fecal occult blood test: Methods and systems for performing an immunochemical FOBT following a positive chemical FOBT are disclosed.... Agent: Beckman Coulter Inc. C/o Sheldon Mak Rose & Anderson

20070037295 - Method for preparing a sample: The present invention relates to a method for reducing the solvent content of a sample in a microchannel or other microfluidic structure comprising the steps of 1) freezing said sample and 2) exposing the frozen sample to a low solvent vapour pressure atmosphere.... Agent: Ge Healthcare Bio-sciences Corp. Patent Department

20070037297 - Highly-sensitive magnetic marker for use in immunoreaction measurement: Disclosed are a highly-sensitive magnetic marker for use in measuring an immunoreaction with a SQUID magnetic sensor and the preparation thereof. The magnetic marker is composed of a magnetic fine particle and a polymer encapsulating the particle, wherein the particle diameter of the magnetic fine particle (preferably ferrite Fe3O4) is... Agent: Fay, Sharpe, Fagan, Minnich & Mckee, LLP

20070031970 - Recovery of components from solid support devices: Recovery apparatus for recovering radio frequency tags from solid support devices in the form of cans (2) which include such tags and also resin on which chemical compounds are synthesized includes a stack of cans (2) which are fed into the apparatus wherein they are received within a port (28)... Agent: Nixon & Vanderhye, PC

20070031971 - Specimen analysis method and specimen analysis device: The present invention relates to a technique for analyzing a sample by utilizing a double integration circuit (11) for outputting a physical quantity related to the output from an analytical tool (2). In the present invention, the time interval from when the output from the analytical tool (2) is inputted... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20070031972 - Detection of poisons in materials such as food using colorimetric detection: The present invention relates to systems and methods for the rapid and reliable detection of acutely dangerous levels of poisons in liquid food and/or water samples. The systems preferably include an inexpensive and disposable laminated card including a dry chemical system of detection.... Agent: Intellectual Property / Technology Law

20070031973 - Triazine derivatives as universal peptide isotope tag reagents (u-pit): Compounds, compositions, methods for sequencing proteins and peptides, and methods for identifying proteins and peptides in a mixture, are disclosed. Compounds of formula A-B—C wherein A is a nucleophilic reactive group, B is a detectable moiety capable of being isotopically labeled, and C is a charge replacement group, are used... Agent: Agilent Technologies Inc.

20070031974 - Gas analysis method: The present invention provides a method for analyzing gases such as carbon dioxide. Economical on-site analytical capabilities are provided for by concentrating the impurities prior to their analysis.... Agent: The Boc Group, Inc.

20070031975 - Formats for optical analysis and methods of manufacturing the same: Formats for the optical testing of fluids are manufacturing using modular format components. The format components are constructed so that matching format components can be mated together to form a single format for optical testing. Formats may be manufactured using pin-and-hole construction so that pins on optical format components mate... Agent: Bayer Healthcare, LLC

20070031976 - Oxygen indicator for use in medical products: An oxygen indicator is provided for revealing the presence of oxygen in a container housing a medical formulation. The indicator can be formulated with components deemed safe for use with medical products. A preferred oxygen indicator can withstand heat sterilization and prolonged storage and can provide a distinct and marked... Agent: Baxter Healthcare Corporation

20070031977 - Portable genomic analyzer: An apparatus for identifying a target portion of a sample. In some embodiments, the sample can be substantially purified and/or amplified in a test chamber. In some embodiments, the sample can be provided in an amount so that amplification is not necessary. The apparatus generally comprises a test chamber having... Agent: Harness, Dickey & Pierce, P.L.C

20070031978 - Diagnostic device: A diagnostic device 1 for performing an immunochromatographic analysis of a sample is disclosed. The diagnostic device 1 comprises a porous substrate 10 for performing the analysis and a pre-filter 30 to remove solid components, such as solublised faeces or samples containing suspended organic material to prevent blocking of the... Agent: Renner Otto Boisselle & Sklar, LLP

20070031979 - Protein biopolymer markers predictive of type ii diabetes: The instant invention involves the use of a combination of preparatory steps in conjunction with mass spectroscopy and time-of-flight detection procedures to maximize the diversity of biopolymers which are verifiable within a particular sample. The cohort of biopolymers verified within such a sample is then viewed with reference to their... Agent: Mchale & Slavin, P.A.

20070031980 - Method for the controlled transport of magnetic beads: The present invention is related to a method for controlled transport of magnetic beads between a position X and different position Y, such that the magnetic beads are manipulated or transported by applying successively a series of N local magnetic fields which have magnetic field gradients different from 0 in... Agent: Knobbe Martens Olson & Bear LLP

20070026522 - Method of judging suitability of raw barley for feedstock for malt production according to staining technique: An object of the present invention is to provide a method for evaluating the physical strength of husks of a barley ingredient for malt manufacture. Barley kernels with husks are disposed in a sulfuric acid solution with a concentration of approximately 40% to 60%, and are agitated for a prescribed... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070026523 - Method for stabilizing leuco dye: Provided is a method for stabilizing a leuco dye, the method including storing a leuco dye in a solution in the co-presence of a protease protein.... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070026524 - Method for evaluating the acidity of oil samples by isotopic labelling: A method for evaluating the acidity of oil samples in small amounts, applicable at any stage of the petroleum industry, includes labelling by an isotope of a chemical element present in at least one acid function present in petroleum samples. Isotopic enrichment of the samples is then determined by isotope... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070026525 - Methods of chromogen separation-based image analysis: Methods for chromogen separation-based image analysis are provided, with such methods being directed to quantitative video-microscopy techniques in cellular biology and pathology applications.... Agent: Alston & Bird LLP

20070026526 - Method for quantitative analysis of metal element contained in resin material: Disclosed is a method for the quantitative analysis of a metal element contained in a resin material, which permits quantitatively analyzing the harmful substance such as lead contained in a resin material, comprising decomposing the resin material within a container having at least the inner surface formed of a glassy... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070026527 - Means for detecting pathological transformation of the app protein and their uses: A method of intra-articular drug delivery may include selecting an attachment zone in a synovial joint; affixing a drug release device in the attachment zone, the drug release device comprising a base affixable in the attachment zone, a sustained-release drug carrier, and a drug, the device positioned so that the... Agent: Buchanan Ingersoll PC (including Burns, Doane, Swecker & Mathis)

20070026528 - Method for screening crystallization conditions in solution crystal growth: A method of screening protein crystal growth conditions with picogram to microgram amounts of protein in picoliter or nanoliter volumes is provided. A preferred method comprises a microarray with a plurality of micro-chambers in the microarray. A protein solution is placed into the micro-chambers by an automated dispensing mechanism. The... Agent: Bingham, Mccutchen LLP

20070026529 - System and methods for measuring chemical concentrations of a plating solution: An electrochemical plating system, which includes one or more plating cell reservoirs for storing plating solution and a chemical analyzer in fluidic communication with the one or more plating cell reservoirs. The chemical analyzer is configured to measure chemical concentrations of the plating solution. The plating system further includes a... Agent: Patterson & Sheridan, LLP

20070026530 - Fluid-specimen collecting and testing device and method for recording chromatographic assay test results: A fluid specimen testing device having a removable lid which carries at least one testing strip behind a transparent top viewing window. Testing is initiated by tilting the device into a stable sideways orientation to allow the specimen to contact the sampling pad portion of the strip. The device is... Agent: Charmasson, Buchaca & Leach, LLP

20070026531 - Method and apparatus for ion sequestration and a nanostructured metal phosphate: A nanostructured substance, a process for sequestration of ionic waste, and an ion-sequestration apparatus are disclosed in the specification. The nanostructured substance can comprise a Lewis acid transition metal bound to a phosphate, wherein the phosphate comprises a primary structural component of the substance and the Lewis acid transition metal... Agent: Battelle Memorial Institute Attn:IPServices, K1-53

20070026532 - Method and system for detecting fluorescence from microarray disk: In a fluorescence detection method: each of one or more biological specimens is irradiated with excitation light while a substrate disk is rotated, where the one or more biological specimens are labeled with a fluorescent material and fixed on the substrate disk. Fluorescence which is emitted from each of the... Agent: Sughrue Mion, PLLC

20070026533 - Hydrodynamic focusing devices: A micro-fluidic device containing a micro-fluidic inlet channel to convey a process flow, a plurality of micro-fluidic focusing channels to each convey one of a plurality of focusing flows, a focusing manifold coupled with the inlet channel at an inlet port thereof and with the plurality of focusing channels at... Agent: Raj S. Dave Morrison & Foerster LLP

20070026534 - Prediction of aspirated volume of a liquid: Pfinal is final pressure of the volume of gas after the column of liquid has equilibrated, and Volume/unit pressure is the change of the gas volume for each change of unit pressure. In a preferred embodiment, the pressure is expressed in analog/digital counts. In another preferred embodiment, the liquid is... Agent: Philip S. Johnson Johnson & Johnson

20070026535 - Novel methodology of conjugating chelators to biomolecules: A novel method of conjugating chelators to biomolecules such as proteins is provided. More particularly, the invention provides compositions and methods of using those compositions for the detection, purification and transport of divalent metal cation binding biomolecules.... Agent: Heller Ehrman White & Mcauliffe LLP