Patents by Inventor Julia A. Kornfield
Julia A. Kornfield 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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Publication number: 20250100957Abstract: Described herein are compositions having an eight-membered monocyclic unsaturated hydrocarbon, methods and system to separate the eight-membered monocyclic unsaturated hydrocarbon at from a hydrocarbon mixture including additional nonlinear unsaturated C8H2m hydrocarbons with 4?m?8, by contacting the hydrocarbon mixture with a 10-ring pore molecular sieve having a sieving channel with a 10-ring sieving aperture with a minimum crystallographic free diameter greater than 3 ? and a ratio of the maximum crystallographic free diameter to the minimum crystallographic free diameter between 1 and 2, the molecular sieve having a T1/T2 ratio ?20:1 wherein T1 is an element independently selected from Si and Ge, and T2 is an element independently selected from Al, B and Ga, the 10-ring pore molecular sieve further having a counterion selected from NH4+, Li+, Na+, K+ and Ca++.Type: ApplicationFiled: December 6, 2024Publication date: March 27, 2025Inventors: Julia A. KORNFIELD, Mark E. DAVIS, Ming-Hsin WEI, Simon C. JONES
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Patent number: 12195426Abstract: Described herein are compositions having an eight-membered monocyclic unsaturated hydrocarbon, methods and system to separate the eight-membered monocyclic unsaturated hydrocarbon from a hydrocarbon mixture including additional nonlinear unsaturated C8H2m hydrocarbons with 4?m?8, by contacting the hydrocarbon mixture with a 10-ring pore molecular sieve having a sieving channel with a 10-ring sieving aperture with a minimum crystallographic free diameter greater than 3 ? and a ratio of the maximum crystallographic free diameter to the minimum crystallographic free diameter between 1 and 2, the molecular sieve having a T1/T2 ratio ?20:1 wherein T1 is an element independently selected from Si and Ge, and T2 is an element independently selected from Al, B and Ga, the 10-ring pore molecular sieve further having a counterion selected from NH4+, Li+, Na+, K+ and Ca++.Type: GrantFiled: March 20, 2023Date of Patent: January 14, 2025Assignee: CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Julia A. Kornfield, Mark E. Davis, Ming-Hsin Wei, Simon C. Jones
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Patent number: 12157705Abstract: Provided herein are methods for making a freeze-cast material having a internal structure, the methods comprising steps of: determining the internal structure of the material, the internal structure having a plurality of pores, wherein: each of the plurality of pores has directionality; and the step of determining comprises: selecting a temperature gradient and a freezing front velocity to obtain the determined internal structure based on the selected temperature gradient and the selected freezing front velocity; directionally freezing a liquid formulation to form a frozen solid, the step of directionally freezing comprising: controlling the temperature gradient and the freezing front velocity to match the selected temperature gradient and the selected freezing front velocity during directionally freezing; wherein the liquid formulation comprises at least one solvent and at least one dispersed species; and subliming the at least one solvent out of the frozen solid to form the material.Type: GrantFiled: July 31, 2023Date of Patent: December 3, 2024Assignee: California Institute of TechnologyInventors: Katherine T. Faber, Julia A. Kornfield, Noriaki Arai, Orland Bateman, Rustem F. Ismagilov
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Patent number: 12116540Abstract: Polymeric mist control materials, methods of forming polymeric mist control materials, and methods of using such materials for mist control are provided. The polymeric mist control additives are formed of molecules comprised predominantly of monomers that confer high solubility in fuel and include associative groups that attract each other in donor-acceptor manner, and are incorporated such that multiple associative groups are in close proximity (“clusters”), such that the clusters are separated by very long non-associative sequences.Type: GrantFiled: March 7, 2022Date of Patent: October 15, 2024Assignee: California Institute of TechnologyInventors: Ming-Hsin Wei, Julia A. Kornfield, Ralph Leonard Ameri David
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Publication number: 20240287259Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: ApplicationFiled: January 30, 2024Publication date: August 29, 2024Inventors: Julia A. KORNFIELD, Ming-Hsin WEI
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Publication number: 20240067892Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions that can be used when the non-polar composition is in a flow, and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone with a longest span having a molecular weight that remains substantially unchanged under the flow conditions and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: ApplicationFiled: February 2, 2023Publication date: February 29, 2024Inventors: Julia A. KORNFIELD, Ming-Hsin WEI
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Publication number: 20240059873Abstract: Described herein are associative polymers capable of controlling one or more physical and/or chemical properties of non-polar compositions and related compositions, methods and systems.Type: ApplicationFiled: February 15, 2023Publication date: February 22, 2024Inventors: Julia A. KORNFIELD, Ming-Hsin WEI, Simon JONES, Virendra SAROHIA
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Patent number: 11905379Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: GrantFiled: August 24, 2022Date of Patent: February 20, 2024Assignee: CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Julia A. Kornfield, Ming-Hsin Wei
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Publication number: 20240034688Abstract: Provided herein are methods for making a freeze-cast material having a internal structure, the methods comprising steps of: determining the internal structure of the material, the internal structure having a plurality of pores, wherein: each of the plurality of pores has directionality; and the step of determining comprises: selecting a temperature gradient and a freezing front velocity to obtain the determined internal structure based on the selected temperature gradient and the selected freezing front velocity; directionally freezing a liquid formulation to form a frozen solid, the step of directionally freezing comprising: controlling the temperature gradient and the freezing front velocity to match the selected temperature gradient and the selected freezing front velocity during directionally freezing; wherein the liquid formulation comprises at least one solvent and at least one dispersed species; and subliming the at least one solvent out of the frozen solid to form the material.Type: ApplicationFiled: July 31, 2023Publication date: February 1, 2024Applicant: California Institute of TechnologyInventors: Katherine T. FABER, Julia A. KORNFIELD, Noriaki ARAI, Orland BATEMAN, Rustem F. ISMAGILOV
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Patent number: 11760698Abstract: Provided herein are methods for making a freeze-cast material having a internal structure, the methods comprising steps of: determining the internal structure of the material, the internal structure having a plurality of pores, wherein: each of the plurality of pores has directionality; and the step of determining comprises: selecting a temperature gradient and a freezing front velocity to obtain the determined internal structure based on the selected temperature gradient and the selected freezing front velocity; directionally freezing a liquid formulation to form a frozen solid, the step of directionally freezing comprising: controlling the temperature gradient and the freezing front velocity to match the selected temperature gradient and the selected freezing front velocity during directionally freezing; wherein the liquid formulation comprises at least one solvent and at least one dispersed species; and subliming the at least one solvent out of the frozen solid to form the material.Type: GrantFiled: December 23, 2021Date of Patent: September 19, 2023Assignee: California Institute of TechnologyInventors: Katherine T. Faber, Julia A. Kornfield, Noriaki Arai, Orland Bateman, Rustem F. Ismagilov
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Publication number: 20230235127Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: ApplicationFiled: August 24, 2022Publication date: July 27, 2023Inventors: Julia A. KORNFIELD, Ming-Hsin WEI
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Publication number: 20230227385Abstract: Described herein are compositions having an eight-membered monocyclic unsaturated hydrocarbon, methods and system to separate the eight-membered monocyclic unsaturated hydrocarbon at from a hydrocarbon mixture including additional nonlinear unsaturated C8H2m hydrocarbons with 4?m?8, by contacting the hydrocarbon mixture with a 10-ring pore molecular sieve having a sieving channel with a 10-ring sieving aperture with a minimum crystallographic free diameter greater than 3 ? and a ratio of the maximum crystallographic free diameter to the minimum crystallographic free diameter between 1 and 2, the molecular sieve having a T1/T2 ratio ?20:1 wherein T1 is an element independently selected from Si and Ge, and T2 is an element independently selected from Al, B and Ga, the 10-ring pore molecular sieve further having a counterion selected from NH4+, Li+, Na+, K+ and Ca+.Type: ApplicationFiled: March 20, 2023Publication date: July 20, 2023Inventors: Julia A. KORNFIELD, Mark E. DAVIS, Ming-Hsin WEI, Simon C. JONES
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Publication number: 20230173142Abstract: Methods and systems and related devices particles and compositions are described for controlled ballistic delivery of particles to a target region of a multilayered tissue, the method comprising determining a velocity vo,j of the set of substantially spherical particles by iterating vo,i=?{square root over (Ya/?p)}((1/k)(d*/Dm)(?am-1)(?{square root over (Ya?p)})1-m(?a/?p))1/ni from i=0 to j, where n0=0.826 and ni=n0?q(v0,i-1?{square root over (?a/Ya)}), until |(v0,i?v0,i-1)/vo,i-1|<0.1; selecting the Dp, ?p and vo,j when vo,j is less than 1,500 m/sec; and ballistically delivering a set of substantially spherical therapeutic particles having the selected Dp and ?p at velocity vo,j to the accessible surface of the apical layer of the bilayer tissue to deliver into the target region at least 30% of the set of substantially spherical particles.Type: ApplicationFiled: December 5, 2022Publication date: June 8, 2023Inventors: Julia A. KORNFIELD, Benjamin J. LACCETTI, Dennis L. KO
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Publication number: 20230026983Abstract: Polymeric mist control materials, methods of forming polymeric mist control materials, and methods of using such materials for mist control are provided. The polymeric mist control additives are formed of molecules comprised predominantly of monomers that confer high solubility in fuel and include associative groups that attract each other in donor-acceptor manner, and are incorporated such that multiple associative groups are in close proximity (“clusters”), such that the clusters are separated by very long non-associative sequences.Type: ApplicationFiled: March 7, 2022Publication date: January 26, 2023Applicant: CALIFORNIA INSTITUTE OF TECHNOLOGYInventors: Ming-Hsin WEI, Julia A. KORNFIELD, Ralph Leonard Ameri DAVID
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Publication number: 20220234007Abstract: A composite, method of making the composite, and method of using the composite are disclosed. The composite comprises a macroporous scaffold comprising pores; and a polymer matrix positioned within the pores; wherein the polymer matrix comprises: a functional polymer particle; and a structural polymer. The method of using can comprise applications such as chromatography, catalysis, and sensing, among others.Type: ApplicationFiled: December 21, 2021Publication date: July 28, 2022Inventors: Julia A. KORNFIELD, Katherine T. FABER, Mamadou DIALLO, Orland BATEMAN, Noriaki ARAI
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Publication number: 20220234962Abstract: Provided herein are methods for making a freeze-cast material having a internal structure, the methods comprising steps of: determining the internal structure of the material, the internal structure having a plurality of pores, wherein: each of the plurality of pores has directionality; and the step of determining comprises: selecting a temperature gradient and a freezing front velocity to obtain the determined internal structure based on the selected temperature gradient and the selected freezing front velocity; directionally freezing a liquid formulation to form a frozen solid, the step of directionally freezing comprising: controlling the temperature gradient and the freezing front velocity to match the selected temperature gradient and the selected freezing front velocity during directionally freezing; wherein the liquid formulation comprises at least one solvent and at least one dispersed species; and subliming the at least one solvent out of the frozen solid to form the material.Type: ApplicationFiled: December 23, 2021Publication date: July 28, 2022Applicant: Califomia Institute of TechnologyInventors: Katherine T. Faber, Julia A. Kornfield, Noriaki Arai, Orland Bateman, Rustem F. Ismagilov
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Publication number: 20220220048Abstract: Described herein are compositions having an eight-membered monocyclic unsaturated hydrocarbon, methods and system to separate the eight-membered monocyclic unsaturated hydrocarbon at from a hydrocarbon mixture including additional nonlinear unsaturated C8H2m hydrocarbons with 4?m?8, by contacting the hydrocarbon mixture with a 10-ring pore molecular sieve having a sieving channel with a 10-ring sieving aperture with a minimum crystallographic free diameter greater than 3 ? and a ratio of the maximum crystallographic free diameter to the minimum crystallographic free diameter between 1 and 2, the molecular sieve having a T1/T2 ratio ?20:1 wherein T1 is an element independently selected from Si and Ge, and T2 is an element independently selected from Al, B and Ga, the 10-ring pore molecular sieve further having a counterion selected from NH4+, Li+, Na+, K+ and Ca++.Type: ApplicationFiled: March 25, 2022Publication date: July 14, 2022Inventors: Julia A. KORNFIELD, Mark E. DAVIS, Ming-Hsin WEI, Simon C. JONES
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Publication number: 20220145012Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: ApplicationFiled: April 26, 2021Publication date: May 12, 2022Inventors: Julia A. KORNFIELD, Ming-Hsin WEI
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Publication number: 20220081632Abstract: Described herein are associative polymers capable of controlling a physical and/or chemical property of non-polar compositions that can be used when the non-polar composition is in a flow, and related compositions, methods and systems. Associative polymers herein described have a non-polar backbone with a longest span having a molecular weight that remains substantially unchanged under the flow conditions and functional groups presented at ends of the non-polar backbone, with a number of the functional groups presented at the ends of the non-polar backbone formed by associative functional groups capable of undergoing an associative interaction with another associative functional group with an association constant (k) such that the strength of each associative interaction is less than the strength of a covalent bond between atoms and in particular less than the strength of a covalent bond between backbone atoms.Type: ApplicationFiled: January 25, 2021Publication date: March 17, 2022Inventors: Julia A. KORNFIELD, Ming-Hsin WEI
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Patent number: 11242290Abstract: Provided herein are methods for making a freeze-cast material having a internal structure, the methods comprising steps of: determining the internal structure of the material, the internal structure having a plurality of pores, wherein: each of the plurality of pores has directionality; and the step of determining comprises: selecting a temperature gradient and a freezing front velocity to obtain the determined internal structure based on the selected temperature gradient and the selected freezing front velocity; directionally freezing a liquid formulation to form a frozen solid, the step of directionally freezing comprising: controlling the temperature gradient and the freezing front velocity to match the selected temperature gradient and the selected freezing front velocity during directionally freezing; wherein the liquid formulation comprises at least one solvent and at least one dispersed species; and subliming the at least one solvent out of the frozen solid to form the material.Type: GrantFiled: August 23, 2019Date of Patent: February 8, 2022Assignee: California Institute of TechnologyInventors: Katherine T. Faber, Julia A. Kornfield, Noriaki Arai, Orland Bateman, Rustem F. Ismagilov