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| Number | Title | Issue Date |
| 8163182 | Compartmentalized field flow fractionation A field flow fractionator to separate particles contained within an injected sample aliquot is described. As required, said fractionator may be used to capture, for subsequent removal, specific predefined classes of such particles. Based upon the cross flow or asymm... | 04/24/2012 |
| 8153435 | Methods and articles for identifying objects using encapsulated perfluorocarbon tracers A system and method for tagging, tracking, locating and identifying people and vehicles transporting people using Perfluorocarbon tracers. An on-going problem faced by military as well as law enforcement personnel is that of friendly fire incidents. To prevent possi... | 04/10/2012 |
| 8137554 | Microfluidic devices, particularly filtration devices comprising polymeric membranes, and method for their manufacture and use The present disclosure describes devices useful for microscale fluid purification, separation, and synthesis devices. Generally, such devices comprise a fluid membrane that separates two or more fluids flowing through plural microchannels operatively associated with... | 03/20/2012 |
| 8123945 | Method for making high flux, high salt rejection cellulose desalting membranes A method is provided for producing a high flux, high salt rejection cellulose acetate desalination membrane. In this method, cellulose acetate polymer is dissolved in a first solvent such as methylene chloride or 2-methyltetrahydrofuran to produce a solution. Furthe... | 02/28/2012 |
| 8122909 | Surface features in microprocess technology This invention relates to microchannel apparatus that includes microchannels with interior surface features for modifying flow; processes utilizing this microchannel architecture, and methods of making apparatus having these features. ... | 02/28/2012 |
| 8124416 | Selective and sensitive detection of mercuric ion by novel dansyl-appended calix[4] arene molecules, via fluorescence quenching In particular, Compounds of Formula I or Formula II, generally known as calix[4]arenes, may be prepared. The compounds may be used to test samples for the presence of Hg2+ by fluorescence quenching. The compounds may also be used to selectively detect Hg | 02/28/2012 |
| 8097469 | Method and system for determining whether a drug will be effective on a patient with a disease A process of determining whether a patient with a disease or disorder will be responsive to a drug, used to treat the disease or disorder, including obtaining a test spectrum produced by a mass spectrometer from a serum produced from the patient. The test spectrum m... | 01/17/2012 |
| 8088629 | Methods for forming dyed microspheres and populations of microspheres Various methods for forming dyed microspheres are provided. One method includes attaching a hydrophilic dye to chemical groups to form a bubble. The bubble includes the chemical groups surrounding the hydrophilic dye and an aqueous solution. The chemical groups are ... | 01/03/2012 |
| 8088628 | Stimulated and coherent anti-stokes raman spectroscopic methods for the detection of molecules Spectroscopic analysis systems and methods for analyzing samples are disclosed which exploit inelastically scattering radiation to amplify optical signals from an irradiated sample. Samples are irradiated in a chamber having a resonant cavity containing a plurality ... | 01/03/2012 |
| 8088626 | Chiral selectors for separating enantiomers of a compound The invention relates to the use of compounds as new chiral selectors for separating the optical or enantiomeric isomers of a compound, wherein the chiral selector comprises at least one compound of formula (I): and at least one metal ion, for example Cu2+ | 01/03/2012 |
| 8076153 | Method and apparatus for measuring pH of low alkalinity solutions Systems and methods are described for measuring pH of low alkalinity samples. The present invention provides a sensor array comprising a plurality of pH indicators, each indicator having a different indicator concentration. A calibration function is generated by app... | 12/13/2011 |
| 8070951 | Method for removing contaminants from liquids using membrane filtration in combination with particle adsorption to reduce fouling Metal oxide particles heated while immersed in water in a closed container are combined with membrane filtration to remove contaminants from water. The use of the heated particles reduces fouling of the membrane typically encountered when membranes alone are used to... | 12/06/2011 |
| 8070958 | Separation matrix having a ligand density gradient The present invention relates to a separation matrix comprised of ligands coupled to the surfaces of a porous support, such as one or more porous particles, wherein the ligands provide at least one chemical gradient within the support. In the most advantageous embod... | 12/06/2011 |
| 8062523 | Filter element and methods of manufacturing and using same A coreless and spirally wound non-woven filter element is provided. The filter element includes at least one band of base media having a selected porosity and an interlay having a different porosity within at least one band of base media. The presence of the interla... | 11/22/2011 |
| 8057677 | Extraction method using a static micromixer A process is described for the extraction of one or more substances from a fluid starting material with an appropriate extraction agent by use of a static micromixer for mixing the starting material with the extraction agent. The static micromixer is provided with d... | 11/15/2011 |
| 8030086 | Method, particle sensor and particle sensor system for measuring particles A method and a particle sensor for measuring particles, especially soot particles, in which the particles to be detected accumulate in a measuring region of the particle sensor. The particles located in the gas stream or the particles already accumulated in the meas... | 10/04/2011 |
| 8030085 | Method for discriminating between prostatic cancer and benign prostatic hyperplasia The present invention provides a method for accurately discriminating between prostate carcinoma and benign prostatic hyperplasia based on a glycan structure of prostate specific antigen (PSA). The method of the present invention includes the steps of: purifying PSA... | 10/04/2011 |
| 8021885 | Method for the determination of the oxidative stability of a lubricating fluid The present invention concerns a method for the determination of the oxidative stability of a lubricating fluid, comprising the steps of: introducing a sample of the lubricating fluid under test in an reaction cell; | 09/20/2011 |
| 7977110 | Method for distinguishing between kidney dysfunctions A method for distinguishing between kidney dysfunctions in a mammal, including pre-renal azotemia, an acute renal injury that may progress to acute renal failure, and chronic kidney disease, using a urinary or circulating NGAL assay result that is compared to a pred... | 07/12/2011 |
| 7972561 | Microfluidic device The invention relates to a microfluidic device comprising at least one micro-channel connected at one end to an enclosed area, characterized in that it also comprises an inlet circuit and an outlet circuit connected to the enclosed area and between which the fluid c... | 07/05/2011 |
| 7972865 | Sensor for detecting and differentiating chemical analytes A sensor for detecting and differentiating chemical analytes includes a microscale body having a first end and a second end and a surface between the ends for adsorbing a chemical analyte. The surface includes at least one conductive heating track for heating the ch... | 07/05/2011 |
| 7932096 | Trioxyethylene gold nanoclusters functionalized with a single DNA A method of making a nanoclusters functionalized with a single DNA strand comprising the steps of providing nanoclusters, combining said nanoclusters with thiolated DNA, incubating said nanoclusters and thiolated DNA mixture, combining said mixture with a solution c... | 04/26/2011 |
| 7851225 | Oxidation resistant indicator molecules Compounds having enhanced oxidation stability are disclosed. The compounds have an aryl boronic acid residue having one or more electron withdrawing groups on the aromatic moiety which contains the boronic acid residue, such that the molecule has enhanced oxidation ... | 12/14/2010 |
| 7842510 | Method for measuring maturity degree of compost and measuring solution A method for measuring the maturity degree of a compost capable of determining the maturity degree of a compost purportedly of a product in a short period of time (10 to 30 minutes) by compost manufacturers, users and even those with insufficient expertise and exper... | 11/30/2010 |
| 7833798 | Method for analysis of albumin in sample solution The present invention provides a method of analyzing albumin in a sample solution, which is characterized by pretreating a sample solution before subjecting the sample solution to mass spectrometry or liquid chromatography. The present invention further provides a m... | 11/16/2010 |
| 7829022 | Centrifuge tube assembly and method of using the same A centrifuge tube assembly comprising an elongated vial having an open upper end and a closed lower end with a lid mounted on the upper end thereof. The lid has a central opening formed therein which rotatably receives an elongated inner tube extending downwardly in... | 11/09/2010 |
| 7790467 | Diode laser based ketone and aldehyde detection An apparatus and method for quantifying ketone or alydehyde concentrations of gas. The invention includes passing a gas sample through a reactor and an optical cell and determining a concentration of a gaseous reaction product. Using the concentration of the gaseous... | 09/07/2010 |
| 7776210 | Dialysis system A dialysate fluid circulation apparatus includes a dialyzer, a first housing and a second housing. The first housing contains material capable of releasing sodium into dialysate fluid flowing through the first housing. The second housing contains material capable of... | 08/17/2010 |
| 7776614 | Test method for determining compounds capable of quenching electronic singlet state excitation of photoactive compounds A method of testing a compound for its capability of quenching singlet excited state energy from a photon-excited photoactive compound, thereby photostabilizing said photoactive compound, comprising mixing: (1) a composition comprising a photoactive compound in a so... | 08/17/2010 |
| 7766173 | Polyamide reverse osmosis composite membrane and preparation method thereof An amine aqueous solution for forming an active layer of a polyamide reverse osmosis composite membrane is prepared, which consists of 0.1 through 20 weight % of polyfunctional aromatic amine monomer, 0.1 through 20 weight % of multi-functional tertiary alcohol amin... | 08/03/2010 |
| 7767463 | Method for screening mobile phases in chromatography systems A method and system of screening or selecting a mobile phase eluent for a chromatography column is provided. A sample for chromatographic analysis or purification is combined with a solvent and passed through a membrane. A pressure measurement is taken of the sample... | 08/03/2010 |
| 7642094 | Method of measuring biodegradation rate of unnatural organic compound Provided is a method of measuring a biodegradation rate of a non-natural organic compound in the presence of a biodegradation medium, characterized by including: measuring a concentration of a radioactive carbon isotope 14C in a biodegradation medium; and... | 01/05/2010 |
| 7604999 | System and method for universal identification of biological samples A system and method for identifying a biological sample associated with a container is disclosed. A universally unique identifier is associated with each container. In one or more embodiments, the identifier comprises one or more markings having a specular reflectan... | 10/20/2009 |
| 7585681 | Method for evaluating binder distribution on a surface A method and apparatus for determining binder distribution on a sample in which a selected sample is contacted with a transfer medium in a manner such that at least 15% of any fluorescing binder present on the surface of the sample will be transferred to the transfe... | 09/08/2009 |
| 7534412 | Large-volume CaFsingle crystals with reduced scattering and improved laser stability, and uses thereof Single crystals with low scattering, small refractive index differences and few small angle grain boundaries have a bi-directional scattering distribution function value (BSDF) of less than 1.5*10−6 or 5*10−7. ... | 05/19/2009 |
| 7534740 | Method to produce photo-catalyst physical water molecule for medical purposes A method to produce photo-catalyst physical water molecule for medical purposes includes the following steps: mixing aqua pura and TiO2 at the ratio of 1:1 at a temperature range of 50 to 60° C. to be ground and refrigerated in flasks of a first semi-pro... | 05/19/2009 |
| 7524476 | Vacuum ultraviolet excited green phosphor material and light-emitting device using the same This invention is intended to overcome the problems with conventional phosphor materials, specifically to overcome the problems of insufficient luminance and of color impurity on the screens of color display units when green phosphor materials have blue or red light... | 04/28/2009 |
| 7509777 | Base connection for connecting a concrete wall panel to a foundation A base connection is provided for supporting a concrete wall panel on an underlying support structure. The base connection comprises a generally vertical mounting plate, a wall plate, a pair of slips, and a cover plate secured to and extending upwardly from the supp... | 03/31/2009 |
| 7479250 | Segmented well block A well block for use within a circulation chamber of a molten metal furnace, comprising A first portion and a second portion, wherein said first portion is positioned atop said second portion, said first and second portions defining a cavity which includes an upper ... | 01/20/2009 |
| 7453017 | Palladium-based catalyst for selective hydrogenation of acetylene The present invention describes a Pd-catalyst which further contains La, Ti, Nb, K or Si. The Pd-catalyst has a high ethylene selectivity even after a low temperature reduction in the selective hydrogenation of acetylene to ethylene. The invention also relates to th... | 11/18/2008 |
