Quotables
"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "
Mark Twain ; Christmas greetings, 1890
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| Number | Title | Issue Date |
| 8183051 | Method and system for determining residual chlorine or chloramine concentration in solution by colorimetry A kit for determining residual chlorine or chloramine amount of a sample; comprising: a means for containing a PVA solution as an indicator, and another means for containing a reducing indicator. Said reducing indicator would be oxidized by a reaction with residual ... | 05/22/2012 |
| 8168438 | Chemical sensors for detecting hydrogen and methods of use The presently-disclosed subject matter provides sensors and methods for detecting hydrogen by determining the conductivity of a chemiresistant film upon exposure to hydrogen, including for example chemiresistant films comprised of alkylamine-, alkylthiolate-, and/or... | 05/01/2012 |
| 8143069 | Fluorescent probe and method of measuring hypochlorite ion A compound represented by the following general formula (II): wherein R21 represents hydrogen atom or one to four monovalent substituents substituting on the benzene ring, and when R... | 03/27/2012 |
| RE42192 | Volatile organic compound sensor system Generally, this invention relates to the development of field monitoring methodology for new substances and sensing chemical warfare agents (CWAs) and terrorist substances. It also relates to a portable test kit which may be utilized to measure concentrations of hal... | 03/01/2011 |
| 7875460 | Method for determining the effectiveness of stabilized chlorine dioxide in a mouth rinse A method for determining the available treatment dosage of stabilized chlorine dioxide in the prevention and the treatment of plaque accumulation, volatile sulfur compound production, gingivitis and periodontitis, and for differentiating the treatment dosage from ot... | 01/25/2011 |
| 7651861 | Method of producing fluorite crystal, fluorite and optical system incorporating the same There is provided a method of forming a fluorite crystal and an exposure apparatus including this fluorite crystal. A method of manufacturing a device using the exposure apparatus is also provided. ... | 01/26/2010 |
| 7390668 | Intracorporeal medicaments for photodynamic treatment of disease New intracorporeal photodynamic medicaments and certain medical uses and methods for use of such photodynamic medicaments for treatment of disease in human or animal tissue are described, wherein a primary active component of such medicaments is a halogenated xanthe... | 06/24/2008 |
| 7378283 | Reaction monitoring of chiral molecules using fourier transform infrared vibrational circular dichroism spectroscopy A method and apparatus to monitor the enantiomeric excess of chiral molecules participating in a chemical reaction. The method includes real time monitoring of the chemical reaction by obtaining a VCD spectra and an IR spectra of the chemical compounds in the reacti... | 05/27/2008 |
| 7378282 | Method for measuring hypochlorite ion A method for measuring hypochlorite ion, which comprises the steps of: (A) reacting, with hypochlorite ion, a compound represented by the following general formula (I): wherein R1 represe... | 05/27/2008 |
| 7364908 | Separation of fluorous compounds A method of separating at least a first non-fluorous compound from a mixture of compounds including at least the first non-fluorous compound and a second fluorous compound includes: charging the of compounds to a non-fluorous solid (stationary) phase and eluting wit... | 04/29/2008 |
| 7332345 | Chemical sensor system A chemical sensing apparatus and method for the detection of sub parts-per-trillion concentrations of molecules in a sample by optimizing electron utilization in the formation of negative ions is provided. A variety of media may be sampled including air, seawater, d... | 02/19/2008 |
| 7317179 | Systems and methods to shape laser light as a homogeneous line beam for interaction with a film deposited on a substrate Systems and methods are disclosed for shaping and homogenizing a laser beam for interaction with a film. The shaping and homogenizing system may include a lens array and a lens that is positioned to receive laser light from the lens array and produce a respective el... | 01/08/2008 |
| 7273588 | Methods of sampling halosilanes for metal analytes Methods for determining the amount of at least one metal analyte present in a liquid or gas sample of a halosilane supply (e.g., a chlorosilane supply) are disclosed herein. A sample of a halosilane supply is contacted and reacted with an aqueous hydrofluoric acid s... | 09/25/2007 |
| 7232545 | Sensor for determining concentration of fluid sterilant A sensor for detecting hydrogen peroxide, comprising an element exhibiting piezoelectric properties having a metal-oxide-containing coating, the metal-oxide having a divalent or tetravalent state. ... | 06/19/2007 |
| 7209507 | Method and apparatus for controlling the output of a gas discharge MOPA laser system A method and apparatus are disclosed for controlling the output of a two chamber gas discharge laser comprising an oscillator gas discharge laser and an amplifier gas discharge laser that may comprise establishing a multidimensional variable state space comprising a... | 04/24/2007 |
| 7189571 | Method for trace water analysis in cyclic siloxanes useful as precursors for low dielectric constant thin films An analytical technique for the accurate and precise measurement of trace water in chemical reagents, comprising the steps of combining a chemical reagent comprising ≦5 ppm water, with hexafluoroacetone (HFA), to form a sample mixture comprising at least the chemi... | 03/13/2007 |
| 7179653 | Measuring method for concentration of halogen and fluorine compound, measuring equipment thereof and manufacturing method of halogen compound The present invention provided a method for measuring a halogen gas and/or a hydrofluorocarbon for the purpose of controlling the concentration of the halogen gas and/or the hydrofluorocarbon, in a plant producing a halogen compound or a perfluorocarbon, at a predet... | 02/20/2007 |
| 7160689 | Pretreatment instrument of saliva and pretreatment method of saliva In a pretreatment instrument and a pretreatment method of saliva, used for identification and quantitation of Streptococcus mutans in saliva by the immunochromatographic method utilizing an antigen-antibody reaction, the instrument includes a swab and a mixin... | 01/09/2007 |
| 7074365 | Detector for halogen toxicants and method The invention herein provides for the detection of certain organic halogen-containing agents or toxicants such as sarin, chloropicrin, mustard gas, mustard chlorohydrin, phosgene, chlorine, soman, lewisite, diphosgene and others by, in one embodiment, first reacting... | 07/11/2006 |
| 7049149 | Biological marker for stress states The object of the invention is to propose a novel biomarker for stress states, which biomarker is highly meaningful and capable of enabling quantitative measurements to be made of stress levels. To do this, it has been found, surprisingly, that the air at the end of... | 05/23/2006 |
| 7037725 | Method and system for creating a mercury halide standard for use in testing a mercury analyzer system A method and system are provided for creating a mercury halide standard, and for using that standard to test a mercury analyzer system. Gaseous elemental mercury of a known concentration from a gas cylinder and a halogen donor are fed to a reaction chamber where the... | 05/02/2006 |
| 7018841 | Compositions and methods for the inhibition of neurotransmitter uptake of synaptic vesicles Compositions and methods for treating neurosynaptic disorder in a subject are described. More specifically, compositions and methods for inhibiting glutamate uptake by synaptic vesicles in a subject are set forth. In one embodiment, the composition is inhibitory pro... | 03/28/2006 |
| 6998271 | Luminescent sensory material for organic-halogen compounds, and methods and apparatus utilizing such A luminescent sensory material for the detection of the presence of organo-halogen compounds is described. This material is based on a platinum chromophore functionalized with pyridylacetylide ligands, as shown in Formulae I and II below. These complexes exhibit pos... | 02/14/2006 |
| 6972121 | Advanced control strategies for chlorine dioxide generating processes Chlorine dioxide generating processes of the single vessel type which produce chlorine dioxide of high purity are monitored and controlled by a computer using Advanced Control Strategies for steady, stable operation with optimum chemical usage on the basis of a desi... | 12/06/2005 |
| 6960475 | Composition and process for indicating the presence of soluble fluoride ion in oral care compositions and method of making the same Disclosed is a process for indicating the presence of soluble fluoride ions in oral care compositions comprising making a signal solution and then bringing the signal solution into contact with an oral care composition and a color change occurs if an effective amoun... | 11/01/2005 |
| 6955801 | High-purity fluorine gas, production and use thereof, and method for analyzing trace impurities in high-purity fluorine gas A step (1) of heating a fluoronickel compound to release a fluorine gas, a step (2) of allowing a fluorine gas to be occluded into a fluorinated compound, and a step (3) of heating the fluoronickel compound and reducing an inner pressure are conducted in a container... | 10/18/2005 |
| 6890758 | Measurement of complexing agent concentration in an electroless plating bath The concentration of citrate complexing agent in an electroless cobalt or nickel plating bath is determined by titrating a sample of the electroless plating bath containing a small concentration of free fluoride ion with a standard lanthanum nitrate solution. During... | 05/10/2005 |
| 6855828 | Detection of hypoxia Nitroaromatic compounds and immunogenic conjugates comprising a novel nitroaromatic compound and a carrier protein are disclosed. The invention further presents monoclonal antibodies highly specific for the claimed nitroaromatic compounds, the compounds' protein con... | 02/15/2005 |
| 6852542 | Method and system for creating a mercury halide standard for use in testing a mercury analyzer system A method and system are provided for creating a mercury halide standard, and for using that standard to test a mercury analyzer system. Gaseous elemental mercury of a known concentration from a gas cylinder and a halogen donor are fed to a reaction chamber where the... | 02/08/2005 |
| 6840084 | Gas monitoring system and method An apparatus and method for monitoring a source gas for detection of phosgene and/or chlorine dioxide therein, in which the source gas is filtered for removal of hydrogen sulfide and/or chlorine and/or hydrogen chloride prior to monitoring of the source gas by a gas... | 01/11/2005 |
| 6825043 | Fluorous tagging compounds and methods of increasing the fluorous nature of compounds A method of increasing the fluorous nature of a compound includes the step of reacting the compound with at least one second compound having the formula: wherein Rf is a fluorous group, Rs is a spacer group, d is 1 or ... | 11/30/2004 |
| 6777242 | Aqueous solution based on an azo dye, process for its manufacture and use thereof The present invention relates to a stable aqueous solution (A) comprising an azo dye, a borate buffer and one or more masking agents, wherein the azo dye changes its coloration or coloration intensity in the presence of chlorine dioxide. The present invention furthe... | 08/17/2004 |
| 6773925 | Detector agent for halogen compounds and method for detecting halogen compounds There are provided a detector agent which is effectively discolored at a lower concentration for various halogen compounds and a method for detecting halogen compounds by use of said detector agent. A detector agent for halogen compounds, which contains curcu... | 08/10/2004 |
| 6723286 | Chemical monitoring method and apparatus, and incinerator There was previously no monitoring method and monitoring apparatus which could measure dioxins at ppt levels and dioxin precursors at ppb levels with high sensitivity. According to this invention, organic and inorganic compounds containing highly electronegat... | 04/20/2004 |
| 6689618 | Method and test strip of detecting oxidizing adulterant in urine A single reagent system and a method to detect and measure oxidizing adulterants in bodily fluid being screened for drugs of abuse are disclosed. The system comprising a strip containing 0.05 to 0.2 micromole/25 sq. mm. of a benzidine derivative and is us... | 02/10/2004 |
| 6617168 | Evaluation method and evaluation system of free hypohalous acid concentration The present invention provides an evaluation method and an evaluation system of free halogen concentration which eliminate the necessity of early exchanging or recycling of catalysts, as compared with a conventional method or system. In the present evalua... | 09/09/2003 |
| 6613282 | Optical-chemical sensor An optical-chemical sensor which is suitable for the continuous and discontinuous determination by luminescence optics of the concentration of chloride in an aqueous sample and which comprises a luminescence indicator (I) and a polymer (H) carrying the lu... | 09/02/2003 |
| 6602717 | Apparatus for eliminating halide ions from aqueous solutions and method to remove halide ions from liquid aqueous samples Apparatus for eliminating halide ions such as chloride ions from aqueous solutions having a hollow cylindrical sample holding chamber (2), the front end of which has an orifice (3) and in the vicinity of which is disposed a filter plate (4) that extends o... | 08/05/2003 |
| 6599747 | Soil test A test for determining the bioavailable fraction of an organic pollutant present in soil comprises determining the fraction of the organic pollutant present in the soil which may be extracted by a cyclodextrin or derivative thereof.... | 07/29/2003 |
| 6599753 | Method and reagents for the quantification of solid-phase reactions using fluorine NMR This invention is directed to the use of 19 F NMR spectroscopy to monitor and quantitate solid-phase reactions and fluorine-containing solid-phase reagents useful therefor.... | 07/29/2003 |
