Bromine And Fluorine As Only Halogens Patents (Class 514/761)
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Patent number: 9476622Abstract: A part replacement method replaces a part of a refrigeration cycle apparatus including a compressor, a heat source side heat exchanger, an expansion device, a heat exchanger related to heat medium, and first and second refrigerant flow closing devices. The first and second refrigerant flow closing devices control a flow of a refrigerant into and out of an outdoor unit accommodating the compressor and the heat source side heat exchanger. The method includes a pump-down step of closing the first refrigerant flow closing device, allowing the refrigerant in a pressure reduction section to flow into the outdoor unit and reducing a pressure in the reduction section until a set pressure or time is reached, a flow closing step of closing the second refrigerant flow closing device, and a part replacement step of removing the part from the refrigerant circuit by heating to replace the part.Type: GrantFiled: December 3, 2010Date of Patent: October 25, 2016Assignee: Mitsubishi Electric CorporationInventor: Koji Yamashita
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Patent number: 8513309Abstract: The subject application provides a method of treating pruritus comprising administering to the skin of a subject afflicted with pruritus an amount of a perfluorocarbon effective to treat the pruritus. The subject application also provides a method of alleviating a symptom of psoriasis comprising administering to the skin of a subject afflicted with psoriasis an amount of a perfluorocarbon effective to alleviate the symptom of psoriasis. The subject application also provides a perfluorocarbon composition for use in treating a subject afflicted with pruritus or psoriasis. The subject application further provides a pharmaceutical composition comprising an amount of a perfluorocarbon for use in treating pruritus or psoriasis.Type: GrantFiled: September 30, 2011Date of Patent: August 20, 2013Assignee: Oxygen Biotherapeutics, Inc.Inventor: Gerald Klein
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Patent number: 8241615Abstract: The present invention is directed to sunscreen composition comprising: (a) at least one oil- and water repellent emulsifier chosen from polyperfluoroethoxymethoxy difluoroethyl PEG phosphate; (b) at least one hydrophobically-modified emulsifier chosen from inulin lauryl carbamate; (c) at least one gelling agent; and (d) sunscreen actives, and wherein the composition is water-resistant, while not requiring the use of a film-former, and is a stable emulsion.Type: GrantFiled: October 18, 2010Date of Patent: August 14, 2012Assignee: L'Oreal S.A.Inventor: Anil Shah
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Publication number: 20120083510Abstract: The subject application provides a method of treating pruritus comprising administering to the skin of a subject afflicted with pruritus an amount of a perfluorocarbon effective to treat the pruritus. The subject application also provides a method of alleviating a symptom of psoriasis comprising administering to the skin of a subject afflicted with psoriasis an amount of a perfluorocarbon effective to alleviate the symptom of psoriasis. The subject application also provides a perfluorocarbon composition for use in treating a subject afflicted with pruritus or psoriasis. The subject application further provides a pharmaceutical composition comprising an amount of a perfluorocarbon for use in treating pruritus or psoriasis.Type: ApplicationFiled: September 30, 2011Publication date: April 5, 2012Inventor: Gerald Klein
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Publication number: 20110306581Abstract: Perfluorocarbon emulsions having a high stability and good oxygen release are disclosed and described. These perfluorocarbon emulsions are typically for use as artificial oxygen carriers. The perfluorocarbon emulsions include a disperse phase of a perfluorocarbon and an emulsion stabilizer, and continuous phase. The emulsion stabilizer can primarily include a poly(ethylene oxide) block copolymer. These stabilized perfluorocarbon emulsions can be used in liquid and/or hydrogel phases of perfusion bioreactors or various other culture systems to enhance cell viability in thick tissue constructs, or as blood substitutes, although other applications may also be considered.Type: ApplicationFiled: December 8, 2009Publication date: December 15, 2011Applicant: University of Utah Research FoundationInventors: Natalya Y. Rapoport, Glenn D. Prestwich, Russell Morris Condie
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Patent number: 7842730Abstract: Medicine, in particular medications for treating blood losses, hypoxic and ishemic states, for improving a blood oxygen supply and for preserving isolated perfused organs and tissues. The inventive medical emulsion of perfluororganic compounds includes rapidly excretable perfluororganic compounds such as perfluordecalin, perfluoractilbromide, a perfluoroganic additive embodied in the form of a mixture of perfluorinated tertiary amines and phospholipids in the form of a water-salt dispersion. The perfluordecalin and perfluoractilbromide are contained in the composition of the rapidly excretable perfluororganic compounds at a ratio ranging from 10:1 to 1:10. The mixture of perfluorinated tertiary amines is embodied in the form of the mixture of perfluorotpripropylamine and the co-products thereof: cis- and trans-isomers perfluor-1-propyl 3,4-dimethylpirrolidone and perfluor-1-propyl-4-methhylpiperidine.Type: GrantFiled: February 7, 2005Date of Patent: November 30, 2010Inventors: Irina Nikolaievna Kuznetsova, Evgeny Ilich Maievsky
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Patent number: 7820594Abstract: This invention relates to agricultural compositions, particularly pesticidal compositions which find particular use as a fungicide or herbicide composition. The pesticidal composition can include one or more fatty acids and one or more organic acids different from the fatty acid. The organic acid can but need not exhibit any fungicidal activity; however, when combined with a fatty acid, the organic acid functions as a potent synergist for the fatty acid as a fungicide. Additionally, the pesticidal composition can include other components such as emulsifiers, adjuvants, surfactants and diluents. The pesticidal composition significantly reduces or prevents the fungal infection of cash crops including vegetables, fruits, berries, seeds, grains and at higher application rates, can also be used as a herbicide and/or harvest aid or desiccant for harvested crops such as potatoes. The addition of an emulsifier further enhances the herbicidal properties of the compositions.Type: GrantFiled: June 25, 2007Date of Patent: October 26, 2010Inventor: Robert D. Coleman
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Publication number: 20100267842Abstract: The subject application provides for an emulsion comprising an amount of a perfluorocarbon liquid dispersed as particles within, a continuous liquid phase, wherein the dispersed particles have a monomodal particle size distribution and uses thereof. The subject application also provides for a method of manufacturing a perfluorocarbon emulsion, a process for preparing a pharmaceutical product containing a PFC emulsion and a process for validating a batch of an emulsion for pharmaceutical use.Type: ApplicationFiled: April 15, 2010Publication date: October 21, 2010Inventors: Richard Kiral, Deborah P. Thompson, Gary L. Clauson
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Patent number: 7741244Abstract: This invention relates to agricultural compositions that find particular use as a fungicide composition. The fungicide composition can include one or more fatty acids and one or more organic acids different from the fatty acid. The organic acid can but need not exhibit any fungicidal activity; however, when combined with a fatty acid, the organic acid functions as a potent synergist for the fatty acid as a fungicide. Additionally, the fungicide composition can include other components such as emulsifiers, adjuvants, surfactants and diluents. The fungicide composition significantly reduces or prevents the fungal infection of cash crops including vegetables, fruits, berries, seeds, grains and at higher application rates, can also be used as a harvest aid or desiccant for harvested crops such as potatoes.Type: GrantFiled: January 9, 2003Date of Patent: June 22, 2010Inventor: Robert D. Coleman
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Patent number: 6894079Abstract: Disclosed are methods for reducing the injury to tissues, cells, microorganisms or lipids caused by free radicals. The method comprises exposing a composition comprising perfluorocarbon to the tissue, cell, microorganism or lipids in need of such a treatment. Perfluorocarbons may be used neat in solutions, as gases or as emulsions.Type: GrantFiled: November 29, 1999Date of Patent: May 17, 2005Inventors: Alexandre T. Rotta, Bradley P. Fuhrman, Bjorn Gunnersson, David M. Steinhorn, Lynn J. Hernan
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Patent number: 5874481Abstract: A thermodynamically stable molecular solution providing enhanced bioavailability for lipophilic pharmaceutical agents, comprising a liquid carrier comprising one or more physiologically acceptable lipophilic fluorochemicals, and a pharmaceutically effective amount of at least one lipophilic pharmaceutical agent in said liquid carrier to form a thermodynamically stable molecular solution, optionally also including a co-solvent for facilitating solubilization of the pharmaceutical agent. Methods of making and using the molecular solution are also disclosed.Type: GrantFiled: June 7, 1995Date of Patent: February 23, 1999Assignee: Alliance Pharmaceutical Corp.Inventors: Jeffry G. Weers, Luis A. Dellamary, Thomas E. Tarara, Leo A. Trevino, Helen M. Ranney
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Patent number: 5859068Abstract: A method for the acceleration of tissue growth using continuous fluorocarbon liquid-based positive pressure is disclosed, whereby significant increase in tissue growth is achieved.Type: GrantFiled: February 24, 1995Date of Patent: January 12, 1999Assignee: Children's Medical Center CorporationInventor: Jay M. Wilson
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Patent number: 5851544Abstract: Cosmetic skin or hair care compositions containing a liquid, inert, hydrophobic fluorocarbon infused with carbon dioxide. The compositions increase blood flow to the skin, thus increasing endogenous oxygen and nutrient delivery to the skin.Type: GrantFiled: December 18, 1997Date of Patent: December 22, 1998Assignee: Chesebrough-Pond's USA Co., Division of Conopco, Inc.Inventors: Christine Penska, Uma Santhanam, Stephan Habif
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Patent number: 5726209Abstract: Biocompatible fluorocarbon emulsions are utilized to inhibit the removal of endogenously produced nitric oxide from the bloodstream, and to thereby inhibit vascular stenosis, vasoconstriction, and any other physiological condition or disorder arising in whole or in part from a deficiency of endogenous nitric oxide.Type: GrantFiled: June 7, 1995Date of Patent: March 10, 1998Assignee: Alliance Pharmaceutical Corp.Inventors: Stephen F. Flaim, Jean G. Riess
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Patent number: 5684050Abstract: Stable emulsions of highly fluorinated organic compounds for use as oxygen transport agents, "artificial bloods" or red blood cell substitutes and as contrast agents for biological imaging. The emulsions comprise a highly fluorinated organic compound, an oil that is not substantially surface active and not significantly soluble in water, a surfactant and water.Type: GrantFiled: May 15, 1995Date of Patent: November 4, 1997Assignee: HemaGen/PFCInventors: Leland C. Clark, Jr., Robert Francis Shaw
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Patent number: 5635538Abstract: A fluorocarbon emulsion which exhibits reduced pulmonary gas-trapping properties in species-sensitive laboratory animals is disclosed. Additionally, the fluorocarbon component(s) exhibit short organ retention time(s). The emulsion includes an aqueous phase, an emulsifier, and a fluorocarbon (or fluorocarbon composition), having a vapor pressure of less than about 8 torr to reduce pulmonary gas-trapping, and having an organ retention half life of less than about 6 weeks and more preferably less than about 3 to 4 weeks.Type: GrantFiled: March 16, 1993Date of Patent: June 3, 1997Assignee: Alliance Pharmaceutical Corp.Inventors: Jeffry G. Weers, Ernest G. Schutt, Timothy J. Pelura, Peter E. Keipert
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Patent number: 5374624Abstract: The present invention relates to fluorochemical blood substitutes used for preserving mammalian tissue having lysophosphatidyl compounds in non-toxic concentrations. More specifically, the invention relates to aqueous fluorochemical emulsions of a fluorochemical and an emulsifier useful as oxygen delivery agents and methods of preserving tissue in investigational and clinical settings, particularly those settings involving in in vivo transfusion, cardiac and other organ preservation, and in vitro organ perfusion.Type: GrantFiled: August 11, 1993Date of Patent: December 20, 1994Inventor: Leigh D. Segel
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Patent number: 4993415Abstract: Perfluorocarbon hydrides, either alone or in combination with other perfluorocarbon compounds, may be introduced into a non-vascular animal space as a contrast agent in magnetic resonance imaging (MRI), computed tomography (CT) or conventional x-ray procedures. In the image generated by these systems, the fluorocarbon introduced into the space is contrasted with the remaining body tissues or spaces to distinguish the fluorocarbon-occupied space from other tissues and spaces.Perfluoroctyl hydride vaporizes at body temperature, and its gas phase, which also provides in effective contrast to tissues, is disclosed in imaging areas of comparatively large void volume while using a lower fluorocarbon dose then than required for fluid fluorocarbon.Perfluorocarbon hydrides offer less radiodensity to x-ray imaging and less hydrogen density to MRI imaging, and are disclosed as diluents for perfluorocarbon bromides in applications where concentrated brominated compounds are found to cause imaging artifacts.Type: GrantFiled: July 12, 1990Date of Patent: February 19, 1991Assignee: Alliance Pharmaceutical Corp.Inventor: David M. Long
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Patent number: 4951673Abstract: Perfluorocarbon hydrides, either alone or in combination with other perfluorocarbon compounds, may be introduced into a non-vascular animal space as a contrast agent in magnetic resonance imaging (MRI), computed tomography (CT) or conventional x-ray procedures. In the image generated by these systems, the fluorocarbon introduced into the space is contrasted with the remaining body tissues or spaces to distinguish the fluorocarbon-occupied space from other tissues and spaces. Perfluoroctyl hydride vaporizes at body temperature, and its gas phase, which also provides an effective contrast to tissues, is disclosed in imaging areas of comparatively large void volume while using a lower fluorocarbon dose then than required for fluid fluorocarbon. Perfluorocarbon hydrides offer less radiodensity to x-ray imaging and less hydrogen density to MRI imaging, and are disclosed as diluents for perfluorocarbon bromides in applications where concentrated brominated compounds are found to cause imaging artifacts.Type: GrantFiled: August 19, 1988Date of Patent: August 28, 1990Assignee: Alliance Pharmaceutical Corp.Inventor: David M. Long
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Patent number: 4895876Abstract: A stable concentrated aqueous emulsion of perfluorochemical, a phospholipid and a triglyceride of fatty acids has been demonstrated which has enhanced stability, diminished particle size and heightened tolerance by biological systems. The emulsion has utility as an oxygen transport medium, such as artificial blood. The emulsion can optionally include additional emulsifiers of SURFYNOL.RTM.SE surfactant and PLURONIC.RTM. P-105 surfactant. The emulsion is produced using an improved emulsification technique. The invention includes methods of oxygen transport in vascular systems wherein the oxygen carrying capacity of the vascular systems is improved with the emulsions of the present invention. Methods are also described for organ preservation extra-vivo by perfusing, suffusing, flushing and filling organs outside the body with the oxygen carrying emulsions of the present invention.Type: GrantFiled: March 20, 1987Date of Patent: January 23, 1990Assignee: Air Products and Chemicals, Inc.Inventors: Frank K. Schweighardt, Charles R. Kayhart
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Patent number: 4603147Abstract: A method is described for the control of nematodes and soil-borne insects in agricultural crops which comprises applying to the situs of infestation a composition containing as active ingredient a compound of the formulaR--Z--(CH.sub.2).sub.n --Qwherein R is an alkyl radical of one or two carbon atoms carrying one-to-four fluorine substituents and one-to-three chlorine or bromine substituents represented as CF.sub.p X.sub.(3-p) -- or CF.sub.r X.sub.(3-r) --CF.sub.s X.sub.(2-s) --; Z is --(CH.sub.2 --CHX)-- or --(CH.dbd.CH)--; X is chlorine or bromine; Q is methyl, isopropyl, tert-butyl, or C.sub.3 -C.sub.6 cycloalkyl; n is 5 to 12 as required to yield in the compound a chain of 10 to 16 carbon atoms; p is 1 or 2; r is 2 or 3; s is 0 or 1 or 2. A process for preparation of active ingredient compounds is described, and utility of compositions against nematodes and soil-borne insects is exemplified.Type: GrantFiled: November 27, 1984Date of Patent: July 29, 1986Assignee: FMC CorporationInventors: Clinton J. Peake, John F. Engel
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Patent number: 4517179Abstract: Rapid dissolving uniform compositions of low water solubility drugs are formed from a dry mixture of the drug having a reduced particle size in combination with properly selected and sized excipients including microcrystalline cellulose, dibasic calcium phosphate, starches and a lubricant.Type: GrantFiled: March 6, 1984Date of Patent: May 14, 1985Assignee: Pennwalt CorporationInventor: Yegnasawami Raghunathan