Patents by Inventor Joseph A. Laszlo
Joseph A. Laszlo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8455666Abstract: Esters of lipoic acid with a glyceride are produced in high yield by lipase catalyzed transesterification. The esters are generally characterized by Formula 1: wherein at least one but no more than two of R1, R2, and R3 are a lipoic acid derivative selected from a lipoate moiety of the formula: or a dihydrolipoate moiety of the formula and the other of the R1, R2, and R3 are independently selected from C4 to C24 fatty acid moieties or OH, with the proviso that at least one of the R1, R2, and R3 is a fatty acid moiety.Type: GrantFiled: September 2, 2011Date of Patent: June 4, 2013Assignee: The United States of America, as represented by the Secretary of AgricultureInventors: Joseph A. Laszlo, David L. Compton, Kervin O. Evans
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Patent number: 8357353Abstract: A chemical composition comprising a linker agent and a compound comprising at least one UV-absorbing chromophore, wherein the linker agent is characterized by the general formula: wherein X1 and X2 are the same or different, and at least one of X1 or X2 is a functional group that bonds with the compound comprising at least one UV-absorbing chromophore, and b+f?2, Y comprises an O, N, or S that is substituted or unsubstituted, each a, b, c, e and f is ?0 and a+b+c+e+f?2, d is 0 or 1, n1 and n2 represent the number of hydrogen atoms required to complete the undesignated valencies, and m ranges from 1 to about 100 and each individual m unit may be the same or different.Type: GrantFiled: May 10, 2010Date of Patent: January 22, 2013Assignees: Biotechnology Research & Development Corporation, United States Department of AgricultureInventors: Joseph A. Laszlo, David L. Compton, Louis J. DeFilippi, Steven Grall
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Publication number: 20100215600Abstract: A chemical composition comprising a linker agent and a compound comprising at least one UV-absorbing chromophore, wherein the linker agent is characterized by the general formula: wherein X1 and X2 are the same or different, and at least one of X1 or X2 is a functional group that bonds with the compound comprising at least one UV-absorbing chromophore, and b+f?2, Y comprises an 0, N, or S that is substituted or unsubstituted, each a, b, c, e and f is ?0 and a+b+c+e+f?2, d is 0 or 1, n1 and n2 represent the number of hydrogen atoms required to complete the undesignated valencies, and m ranges from 1 to about 100 and each individual m unit may be the same or different.Type: ApplicationFiled: May 10, 2010Publication date: August 26, 2010Applicants: BIOTECHNOLOGY RESEARCH & DEVELOPMENT CORPORATION, UNITED STATES DEPARTMENT OF AGRICULTUREInventors: Joseph A. Laszlo, David L. Compton, Louis J. DeFilippi, Steven Grall
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Patent number: 7744856Abstract: A product for topical application comprising a chemical composition comprising in combination a linker agent and a compound comprising at least one UV-absorbing chromophore, wherein the linker agent is characterized by the general formula: wherein: X1 and X2 are the same or different, and at least one of X1 or X2 is a functional group that bonds with the compound comprising at least one UV-absorbing chromophore, and b+f?2; Y comprises an O, N, or S that is substituted or unsubstituted; each a, b, c, e and f is ?0 and a+b+c+e+f?2; d is 0 or 1; n1 and n2 represent the number of hydrogen atoms required to complete the undesignated valencies; and m ranges from 1 to about 100 and each individual m unit may be the same or different, and a topically acceptable agent that is different from the linker agent and the compound comprising at least one UV-absorbing chromophore.Type: GrantFiled: June 29, 2007Date of Patent: June 29, 2010Assignee: Biotech Research and Development CorporationInventors: Louis J. DeFilippi, Steven G. Grall, James F. Kinney, Joseph A. Laszlo, David L. Compton
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Patent number: 7727514Abstract: A chemical composition comprising a linker agent and a compound comprising at least one UV-absorbing chromophore, wherein the linker agent is characterized by the general formula: wherein X1 and X2 are the same or different, and at least one of X1 or X2 is a functional group that bonds with the compound comprising at least one UV-absorbing chromophore, and b+f?2, Y comprises an O, N, or S that is substituted or unsubstituted, each a, b, c, e and f is ?0 and a+b+c+e+f?2, d is 0 or 1, n1 and n2 represent the number of hydrogen atoms required to complete the undesignated valencies, and m ranges from 1 to about 100 and each individual m unit may be the same or different.Type: GrantFiled: June 19, 2006Date of Patent: June 1, 2010Assignees: Biotechnology Research & Development Corporation, United States of America Department of AgricultureInventors: Joseph A. Laszlo, David L. Compton, Louis J. DeFilippi, Steven Grall
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Patent number: 7572610Abstract: A method of making a compound having the structural formula: wherein at least two of R1, R2, and R3 are non-fatty acid carboxylates, and the other of R1, R2, and R3 are each either a C2-C24 fatty acid moiety, OH, or a non-fatty acid carboxylate, wherein the first and second non-fatty acid carboxylates, when present, are the same or different, comprising (a) partially deacylating a triacylglycerol so as to provide a mono- or diacylglycerol, (b) reacting in a reaction mixture an acyl ester of the phytochemical with said mono- or diacylglycerol in the presence of a esterase catalyst under conditions that permit transesterification of said ester with said mono- or diacylglycerol, and (c) recovering said compound from said reaction mixture.Type: GrantFiled: June 19, 2006Date of Patent: August 11, 2009Assignees: Biotechnology Research & Development Corporation, The United States of America as represented by the Department of AgricultureInventors: Joseph A. Laszlo, David L. Compton, Louis J. DeFilippi, Steven Grall
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Publication number: 20070077636Abstract: A method of making a compound having the structural formula: wherein at least two of R1, R2, and R3 are non-fatty acid carboxylates, and the other of R1, R2, and R3 are each either a C2-C24 fatty acid moiety, OH, or a non-fatty acid carboxylate, wherein the first and second non-fatty acid carboxylates, when present, are the same or different, comprising (a) partially deacylating a triacylglycerol so as to provide a mono- or diacylglycerol, (b) reacting in a reaction mixture an acyl ester of the phytochemical with said mono- or diacylglycerol in the presence of a esterase catalyst under conditions that permit transesterification of said ester with said mono- or diacylglycerol, and (c) recovering said compound from said reaction mixture.Type: ApplicationFiled: June 19, 2006Publication date: April 5, 2007Applicants: Biotechnology Research & Development Corporation, United States Department of AgricultureInventors: Joseph Laszlo, David Compton, Louis DeFilippi, Steven Grall
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Publication number: 20070077214Abstract: A chemical composition comprising a linker agent and a compound comprising at least one UV-absorbing chromophore, wherein the linker agent is characterized by the general formula: wherein X1 and X2 are the same or different, and at least one of X1 or X2 is a functional group that bonds with the compound comprising at least one UV-absorbing chromophore, and b+f?2, Y comprises an 0, N, or S that is substituted or unsubstituted, each a, b, c, e and f is ?0 and a+b+c+e+f?2, d is 0 or 1, n1 and n2 represent the number of hydrogen atoms required to complete the undesignated valencies, and m ranges from 1 to about 100 and each individual m unit may be the same or different.Type: ApplicationFiled: June 19, 2006Publication date: April 5, 2007Applicants: Biotechnology Research & Development Corporation, United States Department of AgricultureInventors: Joseph Laszlo, David Compton, Louis DeFilippi, Steven Grall
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Patent number: 6346236Abstract: Lipase-catalyzed transesterification reactions yield novel ferulyl-substituted or coumaryl-substituted acylglycerols with properties suitable for use as sunscreen agents having broad spectrum UV protection. These agents have the advantage of being synthesized from natural materials, while providing a value-added use for vegetable oils. They are readily incorporated into standard sunscreen formulations.Type: GrantFiled: March 28, 2000Date of Patent: February 12, 2002Assignee: The United States of America as represented by the Secretary of AgricultureInventors: David L. Compton, Joseph A. Laszlo
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Patent number: 4103809Abstract: A pilot's kneepad for use as an aid to navigation by pilots and navigators of aircraft and other vessels consisting of a plate which has means for attaching it to the upper surface of the thigh of a seated pilot, the plate having on its upper surface information for use in navigational calculations and having hingedly attached to it along one edge a second plate the underside of which also carries information for use in navigational calculations and which has on its upper side means for attachment of a writing pad. Preferably, along one edge of the plate is provided a slide rule that can be used for making inflight calculations.Type: GrantFiled: June 7, 1977Date of Patent: August 1, 1978Assignee: Unisearch LimitedInventors: Richard Butler Frost, Joseph Laszlo Juhasz, Barry Walter Wing