Patents by Inventor David Henry Solomon
David Henry Solomon 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: 8696987Abstract: The present invention relates to a method for controlling evaporation from a body of water. The method of the invention uses a water insoluble compound and a water soluble polymer, which interact with each other by non-covalent bonding interactions.Type: GrantFiled: December 22, 2009Date of Patent: April 15, 2014Assignee: Polymers CRC LtdInventors: David Henry Solomon, Emma Louise Prime, Devi Sunartio, Greg Guanghua Qiao, Ian Dagley, Anton Blencowe
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Publication number: 20120018387Abstract: The present invention relates to a method for controlling evaporation from a body of water. The method of the invention uses a water insoluble compound and a water soluble polymer, which interact with each other by non-covalent bonding interactions.Type: ApplicationFiled: December 22, 2009Publication date: January 26, 2012Applicant: POLYMERS CRC LTDInventors: David Henry Solomon, Emma Louise Prime, Devi Sunartio, Greg Guanghua Qiao, Ian Dagley, Anton Blencowe
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Patent number: 7169847Abstract: A polymeric membrane suitable for use in electrophoresis formed from a pre-polymer having a plurality of crosslinkable moieties and the crosslinkable moieties being crosslinked with a polyfunctional crosslinking agent.Type: GrantFiled: February 27, 2002Date of Patent: January 30, 2007Assignee: Life Therapeutics, Inc.Inventors: David Henry Solomon, Marcus Julian Caulfield, Helen Katherine Purss
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Patent number: 6958370Abstract: The invention relates to a composition suitable for the preparation of a carbon-containing material including: (i) a binder phase containing organic resin component or polymer composite; (ii) mesophase carbon; and (iii) optionally filler particles. The invention further relates to a method for preparing a carbon-containing material including the steps of: (a) mixing a binder phase containing an organic resin component or polymer composite with mesophase carbon and optionally filler particles; (b) curing the mixture; and (c) heating the cured mixture. The invention also provides an article which is wholly or partly manufactured from the carbon-containing material defined above.Type: GrantFiled: March 23, 2000Date of Patent: October 25, 2005Assignee: The University of MelbourneInventors: Greg Guanghua Qiao, David Henry Solomon, Raymond Walter Shaw, Drago Dragutin Juric
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Patent number: 6818718Abstract: Method of separating molecules by providing a cross-linked polymer gel having a cross-linking moiety of the formula wherein X, X′, Y, Z and R2 are as defined in the specification. A sample containing the molecules to be separated is placed on the gel, and the gel is subjected to a separation technique.Type: GrantFiled: December 21, 2000Date of Patent: November 16, 2004Assignee: The University of MelbourneInventors: David Henry Solomon, Grace Chan, Peter Agapitus Kambouris, Mark Graham Looney
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Patent number: 6737111Abstract: A polymeric membrane system containing a polymeric membrane and a substrate with interstitial gaps. Polymeric membrane components reside within the interstitial gaps of the substrate and below the surface of the substrate. Also, the layer of polymeric membrane components is thinner than the cross-sectional thickness of the substrate.Type: GrantFiled: February 12, 2003Date of Patent: May 18, 2004Assignee: Gradipore LimitedInventors: David Henry Solomon, Greg GuangHua Qiao, Marcus Julian Caulfield
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Patent number: 6733647Abstract: A polyacrylamide gel utilizing a buffer system comprising Tris(hydroxymethyl)aminomethane at the concentration range 0.15 to 0.25 M titrated with hydrochloric acid to a pH between 6.5 and 7.5. The gel is substantially stable to polyacrylamide hydrolysis during storage for at extended periods and has an acceptable shelf-life of at least 6 months after storage at about 4° C.Type: GrantFiled: February 16, 2001Date of Patent: May 11, 2004Assignee: Gradipore, Ltd.Inventors: Grace Yim Ngan Chan, Nicola Sarah Frances Boyd, Sue Ann Gooley, David Henry Solomon
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Publication number: 20030148062Abstract: A polymeric membrane system containing a polymeric membrane and a substrate with interstitial gaps. Polymeric membrane components reside within the interstitial gaps of the substrate and below the surface of the substrate. Also, the layer of polymeric membrane components is thinner than the cross-sectional thickness of the substrate.Type: ApplicationFiled: February 12, 2003Publication date: August 7, 2003Inventors: David Henry Solomon, Greg GuangHua Qiao, Marcus Julian Caulfield
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Patent number: 6585873Abstract: A crosslinked hydrophilic gel in which the crosslinker used in a compound of Formula I or Formula II or combination thereof. These crosslinked hydrophilic gels provide enhanced separation in electrophoresis. The use of the crosslinkers of Formula I and/or II can result in electrophoresis gels having improved properties including: 1) a broader pore size range; 2) control of pore size distribution; 3) greater resistance to hydrolysis in alkaline media; 4) greater clarity of gels prepared with high concentration of the crosslinkers; and 5) improved background silver staining.Type: GrantFiled: March 22, 2000Date of Patent: July 1, 2003Assignee: University of MelbourneInventors: David Henry Solomon, Greg GuangHua Qiao, Georgia Patras
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Patent number: 6551684Abstract: A polymeric membrane system containing a polymeric membrane and a substrate with interstitial gaps. Polymeric membrane components reside within the interstitial gaps of the substrate and below the surface of the substrate. Also, the layer of polymeric membrane components is thinner than the cross-sectional thickness of the substrate.Type: GrantFiled: August 25, 2000Date of Patent: April 22, 2003Assignee: Gradipore LimitedInventors: David Henry Solomon, Greg GuangHua Qiao, Marcus Julian Caulfield
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Patent number: 6545095Abstract: A process for producing a microgel composition particles having a core of cross-linked polymer at a multiplicity of polymeric arms appended to the core, the process comprising reacting a living prepolymer component with a monomer component wherein the monomer component includes a multi-olefininc monomer.Type: GrantFiled: January 12, 2001Date of Patent: April 8, 2003Assignee: University of MelbourneInventors: David Henry Solomon, Greg Guanghua Qiao, Simmi Abrol
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Publication number: 20030027965Abstract: The present invention is directed to a crosslinked polymer system comprised of at least one monomer having at least one double bond and at least one crosslinker having a plurality of functional groups, wherein the functional groups have a greater reactivity than the monomer. The present invention is also directed to a method of forming such a crosslinked polymer system.Type: ApplicationFiled: December 18, 2001Publication date: February 6, 2003Inventors: David Henry Solomon, Greg GuangHua Qiao, Georgia Patras
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Publication number: 20010027921Abstract: A polyacrylamide gel utilising a buffer system comprising Tris(hydroxymethyl)aminomethane at the concentration range 0.15 to 0.25 M titrated with hydrochloric acid to a pH between 6.5 and 7.5. The gel is substantially stable to polyacrylamide hydrolysis during storage for at extended periods and has an acceptable shelf-life of at least 6 months after storage at about 4° C.Type: ApplicationFiled: February 16, 2001Publication date: October 11, 2001Inventors: Grace Yim Ngan Chan, Nicola Sarah Frances Boyd, Sue Ann Gooley, David Henry Solomon
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Patent number: 6300443Abstract: A process for preparation of a microgel comprising reacting an alkoxyamine with an unsaturated monomer composition comprising a cross-linking agent comprising at least two double bonds and optionally one or more further monomers selected from monounsaturated monomers and conjugated diene monomers.Type: GrantFiled: September 7, 1999Date of Patent: October 9, 2001Assignee: The University of MelbourneInventors: David Henry Solomon, Simmi Abrol, Peter Agapitos Kambouris, Mark Graham Looney
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Publication number: 20010020079Abstract: Method of separating molecules by providing a cross-linked polymer gel having a cross-linking moiety of the formula 1Type: ApplicationFiled: December 21, 2000Publication date: September 6, 2001Applicant: The University of MelbourneInventors: David Henry Solomon, Grace Chan, Peter Agapitos Kambouris, Mark Graham Looney
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Patent number: 6197906Abstract: This invention relates to the separation of molecules on polymer gels, in particular to novel cross-linked polymer gels comprising the cross-linking moiety of for formula (1) and their preparation, the separation of molecules by techniques such as electrophoresis using these gels, novel cross-linking agents useful in the preparation of the gels, and novel intermediates useful in the synthesis of the cross-linking agents. The invention is especially suitable for electrophoretic applications.Type: GrantFiled: February 18, 1999Date of Patent: March 6, 2001Assignee: The University of MelbourneInventors: David Henry Solomon, Grace Chan, Peter Agapitos Kambouris, Mark Graham Looney
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Patent number: 3963511Abstract: A method of modifying the surface properties of particulate mineral materials by forming on the surface of the particles a coating having a significant number of acidic sites with pKa values of less than 2.8.Type: GrantFiled: September 16, 1974Date of Patent: June 15, 1976Assignee: Commonwealth Scientific and Industrial Research OrganizationInventors: Jean Drummond Swift, David Geoffrey Hawthorne, Bryan Clarence Loft, David Henry Solomon
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Patent number: 3963512Abstract: A method of modifying the surface properties of particulate mineral materials by forming on the surface of the particles a coating having a significant number of acidic sites with pKa values of less than 2.8.Type: GrantFiled: September 16, 1974Date of Patent: June 15, 1976Assignee: Commonwealth Scientific and Industrial Research OrganizationInventors: Jean Drummond Swift, David Geoffrey Hawthorne, Bryan Clarence Loft, David Henry Solomon
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Patent number: 3957699Abstract: A method of polymerising a composition comprising an allyl amine salt of a strong acid said allyl amine containing two or more allyl groups which method comprises reacting said composition in the presence of a free radical initiator which yields only uncharged fragments and at a temperature between -20 and 80.degree.C and at a pH between 0 and 5 in the absence of oxygen.Type: GrantFiled: June 4, 1974Date of Patent: May 18, 1976Assignee: ICI Australia LimitedInventors: David Henry Solomon, Colin Douglas McLean
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Patent number: 3957526Abstract: A method of modifying the surface properties of titanium dioxide pigments and fillers by forming on the particles a surface coating of an aluminium compound, the coating having a significant number of acidic sites with pKa values of less than 2.8.Type: GrantFiled: February 19, 1974Date of Patent: May 18, 1976Assignee: Commonwealth Scientific and Industrial Research OrganizationInventors: Jonathan Howard Hodgkin, David Geoffrey Hawthorne, Jean Drummond Swift, David Henry Solomon