Patents by Inventor Victoria A. Piunova
Victoria A. Piunova 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: 11930818Abstract: Techniques regarding star polymers with enhanced antimicrobial functionality are provided. For example, a polymer is provided that can comprise a core that can have a singlet oxygen generator and that can generate a singlet oxygen species upon irradiation with light. The polymer can also comprise a plurality of polycarbonate arms covalently bonded to the core. The plurality of polycarbonate arms can be degradable and can comprise a cation. Further, the plurality of polycarbonate arms can have antimicrobial functionality.Type: GrantFiled: January 9, 2020Date of Patent: March 19, 2024Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Victoria A. Piunova, Noah Frederick Fine Nathel, James L. Hedrick, Yi Yan Yang, Willy Chin, Zhi Xiang Voo
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Patent number: 11912856Abstract: Disclosed herein are compositions and articles made therefrom, the compositions and articles comprising at least one hydrocolloid, at least one plasticizer, at least one filler and/or humectant and water. Typically, the components are derived from biological sources, such as seaweed, plants, or animals. Typically, the components are made from food quality ingredients, making the compositions and articles edible and/or biodegradable. The compositions are used to form articles, such as straws, and the articles have desirable flexibility and moisture barrier properties, such as swelling resistance, as well as biodegradability and/or compostability properties.Type: GrantFiled: December 21, 2022Date of Patent: February 27, 2024Assignee: Loliware, Inc.Inventors: Victoria A. Piunova, Chelsea F. Briganti, Louis E. Metzger, IV, Jose F. Andrade, John T. Maclin
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Publication number: 20240002594Abstract: Techniques regarding the synthesis of one or more polymers through one or more ring-opening polymerizations conducted within a flow reactor and facilitated by one or more anionic catalysts are provided. For example, one or more embodiments can comprise a method, which can comprise polymerizing, via a ring-opening polymerization within a flow reactor, a cyclic monomer in the presence of one or more anionic organocatalysts.Type: ApplicationFiled: September 12, 2023Publication date: January 4, 2024Inventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Dmitry Zubarev, Gavin O. Jones, Robert M. Waymouth, Binhong Lin
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Patent number: 11807715Abstract: Techniques regarding the synthesis of one or more polymers through one or more ring-opening polymerizations conducted within a flow reactor and facilitated by one or more anionic catalysts are provided. For example, one or more embodiments can comprise a method, which can comprise polymerizing, via a ring-opening polymerization within a flow reactor, a cyclic monomer in the presence of one or more anionic organocatalysts.Type: GrantFiled: August 11, 2021Date of Patent: November 7, 2023Assignees: International Business Machines Corporation, THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOInventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Dmitry Zubarev, Gavin O. Jones, Robert M. Waymouth, Binhong Lin
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Publication number: 20230331988Abstract: Techniques regarding guanidinium functionalized polylysine polymers that can have antimicrobial and/or anticancer activity are provided. For example, one or more embodiments described herein can comprise a chemical composition, which can comprise a polymer comprising a molecular backbone covalently bonded to a pendent guanidinium functional group, wherein the molecular backbone can comprise a polylysine structure.Type: ApplicationFiled: June 12, 2023Publication date: October 19, 2023Inventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Gavin Jones, Yi Yan Yang, Pang Kern Jeremy Tan, Chuan Yang, Cherylette Anne Alexander
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Patent number: 11723363Abstract: Techniques regarding polymers with antimicrobial functionality are provided. For example, one or more embodiments described herein can regard a polymer, which can comprise a repeating ionene unit. The repeating ionene unit can comprise a cation distributed along a degradable backbone. The degradable backbone can comprise a terephthalamide structure. Further, the repeating ionene unit can have antimicrobial functionality.Type: GrantFiled: June 1, 2021Date of Patent: August 15, 2023Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Mareva B. Fevre, James L. Hedrick, Nathaniel H. Park, Victoria A. Piunova, Pang Kern Jeremy Tan, Chuan Yang, Yi Yan Yang
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Patent number: 11725107Abstract: Techniques regarding guanidinium functionalized polylysine polymers that can have antimicrobial and/or anticancer activity are provided. For example, one or more embodiments described herein can comprise a chemical composition, which can comprise a polymer comprising a molecular backbone covalently bonded to a pendent guanidinium functional group, wherein the molecular backbone can comprise a polylysine structure.Type: GrantFiled: April 27, 2021Date of Patent: August 15, 2023Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Gavin Jones, Yi Yan Yang, Pang Kern Jeremy Tan, Chuan Yang, Cherylette Anne Alexander
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Patent number: 11675334Abstract: Techniques regarding the synthesis of one or more polymers of a target polymer class are provided. For example, one or more embodiments described herein can comprise a system, which can comprise a memory that can store computer executable components. The system can also comprise a processor, operably coupled to the memory, and that can execute the computer executable components stored in the memory. The computer executable components can comprise a recommendation component that can generate a recommended chemical reactor control setting for inverse synthesis of a polymer based on a target polymer characteristic and reactor training data.Type: GrantFiled: June 18, 2019Date of Patent: June 13, 2023Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Dmitry Zubarev, Nathaniel H. Park, Victoria A. Piunova, Sarathkrishna Swaminathan, James L. Hedrick
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Publication number: 20230128323Abstract: Disclosed herein are compositions and articles made therefrom, the compositions and articles comprising at least one hydrocolloid, at least one plasticizer, at least one filler and/or humectant and water. Typically, the components are derived from biological sources, such as seaweed, plants, or animals. Typically, the components are made from food quality ingredients, making the compositions and articles edible and/or biodegradable. The compositions are used to form articles, such as straws, and the articles have desirable flexibility and moisture barrier properties, such as swelling resistance, as well as biodegradability and/or compostability properties.Type: ApplicationFiled: December 21, 2022Publication date: April 27, 2023Applicant: LOLIWARE INC.Inventors: Victoria A. PIUNOVA, Chelsea F. Briganti, Louis E. Metzger, IV, Jose F. Andrade, John T. Maclin
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Patent number: 11617367Abstract: Techniques regarding chemical compounds with antimicrobial functionality are provided. For example, one or more embodiments describe herein can comprise a monomer that can comprise a molecular backbone. The molecular backbone can comprise a bis(urea)guanidinium structure covalently bonded to a functional group, which can comprise a radical. Also, the monomer can have supramolecular assembly functionality.Type: GrantFiled: March 29, 2021Date of Patent: April 4, 2023Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: James L. Hedrick, Mareva B. Fevre, Nathaniel H. Park, Victoria A. Piunova, Yi Yan Yang, Pang Kern Jeremy Tan
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Publication number: 20230032345Abstract: Techniques regarding post polymerization modifications to polycarbonate polymers via a flow reactor are provided. For example, one or more embodiments described herein can comprise a cyclic carbonate monomer that can be employed to facilitate polymerization of one or more polycarbonate platforms susceptible to post polymerization modification. For instance, one or more embodiments can regard a cyclic carbonate molecular backbone covalently bonded to an aryl halide functional group via in accordance with a chemical structure selected from the group consisting of: In the chemical structures, “R1” can be selected from the group consisting of a hydrogen atom and a functional group comprising a first alkyl group; “L” can represent a linkage group, comprising: a second alkyl group and an end group having at least one member selected from the group consisting of an oxygen atom and a nitrogen atom; and “A” can represent the aryl halide functional group.Type: ApplicationFiled: September 23, 2022Publication date: February 2, 2023Inventors: Nathaniel H. Park, Victoria A. Piunova, Dmitry Zubarev, James L. Hedrick, Yi Yan Yang, Eddy Wei Ping Tan
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Publication number: 20230009671Abstract: A method for synthesizing cyclic carbonate monomers using carbon dioxide (CO2) is provided. The method also includes combining reagents to synthesize the cyclic carbonate monomer, the reagents including a substrate that is a 1,X-diol, where X is between 2 and 5, a base that is a tertiary amine, a promoter that is a multidentate, bis-tertiary amine base where nitrogens are separated by 2 to 4 carbon atoms, a solvent, and CO2.Type: ApplicationFiled: June 17, 2021Publication date: January 12, 2023Inventors: Nathaniel H. Park, Victoria A Piunova, Dmitry Zubarev, Tim Erdmann, Pedro Arrechea, James L. Hedrick
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Patent number: 11525036Abstract: Techniques regarding killing of a pathogen with one or more ionene compositions having antimicrobial functionality are provided. For example, one or more embodiments can comprise a method, which can comprise contacting a Mycobacterium tuberculosis microbe with a chemical compound. The chemical compound can comprise an ionene unit. Also, the ionene unit can comprise a cation distributed along a molecular backbone. The ionene unit can have antimicrobial functionality. The method can further comprise electrostatically disrupting a membrane of the Mycobacterium tuberculosis microbe in response to the contacting.Type: GrantFiled: October 16, 2020Date of Patent: December 13, 2022Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Mareva B. Fevre, James L. Hedrick, Nathaniel H. Park, Victoria A. Piunova, Pang Kern Jeremy Tan, Chuan Yang, Yi Yan Yang
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Patent number: 11520310Abstract: Techniques regarding autonomously controlling one or more chemical reactors using generative machine learning models are provided. For example, one or more embodiments described herein can comprise a system, which can comprise a memory that can store computer executable components. The system can also comprise a processor, operably coupled to the memory, and that can execute the computer executable components stored in the memory. The computer executable components can comprise a model component that can build a generative machine learning model based on training data regarding a past chemical reactor operation. The generative machine learning model can generate a recommended chemical reactor control setting for experimental discovery of a polymer.Type: GrantFiled: June 18, 2019Date of Patent: December 6, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Dmitry Zubarev, Victoria A. Piunova, Nathaniel H. Park, James L. Hedrick, Sarath Swaminathan
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Patent number: 11518849Abstract: Techniques regarding post polymerization modifications to polycarbonate polymers via a flow reactor are provided. For example, one or more embodiments described herein can comprise a cyclic carbonate monomer that can be employed to facilitate polymerization of one or more polycarbonate platforms susceptible to post polymerization modification. For instance, one or more embodiments can regard a cyclic carbonate molecular backbone covalently bonded to an aryl halide functional group via in accordance with a chemical structure selected from the group consisting of: In the chemical structures, “R1” can be selected from the group consisting of a hydrogen atom and a functional group comprising a first alkyl group; “L” can represent a linkage group, comprising: a second alkyl group and an end group having at least one member selected from the group consisting of an oxygen atom and a nitrogen atom; and “A” can represent the aryl halide functional group.Type: GrantFiled: May 22, 2020Date of Patent: December 6, 2022Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: Nathaniel H. Park, Victoria A Piunova, Dmitry Zubarev, James L. Hedrick, Yi Yan Yang, Eddy Wei Ping Tan
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Patent number: 11286341Abstract: Techniques regarding the synthesis of polyesters and/or polycarbonates through one or more ring-opening polymerizations conducted within a flow reactor and facilitated by a urea anion catalyst and/or a thiourea catalyst are provided. For example, one or more embodiments can comprise a method, which can comprise polymerizing, via a ring-opening polymerization within a flow reactor, a cyclic monomer in the presence an organocatalyst comprising a urea anion.Type: GrantFiled: September 11, 2020Date of Patent: March 29, 2022Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITYInventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Dmitry Zubarev, Gavin O. Jones, Robert M. Waymouth, Binhong Lin
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Publication number: 20220040223Abstract: Compositions and methods regarding antimicrobial guanidinium macromolecules with one or more targeting moieties for selectively targeting bacteria are provided. According to an embodiment, an antimicrobial macromolecule is provided that comprises a polymer backbone and one or more guanidinium moieties that extend from the polymer backbone. The antimicrobial macromolecule further comprises a targeting moiety that extends from the polymer backbone. The targeting moiety can comprise a substance favored for consumption by bacteria, such as a monosaccharide.Type: ApplicationFiled: October 21, 2021Publication date: February 10, 2022Inventors: James L. Hedrick, Yi Yan Yang, Nathaniel H. Park, Victoria A. Piunova, Zhi Xiang Voo
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Patent number: 11191777Abstract: Compositions and methods regarding antimicrobial guanidinium macromolecules with one or more targeting moieties for selectively targeting bacteria are provided. According to an embodiment, an antimicrobial macromolecule is provided that comprises a polymer backbone and one or more guanidinium moieties that extend from the polymer backbone. The antimicrobial macromolecule further comprises a targeting moiety that extends from the polymer backbone. The targeting moiety can comprise a substance favored for consumption by bacteria, such as a monosaccharide.Type: GrantFiled: June 20, 2018Date of Patent: December 7, 2021Assignees: INTERNATIONAL BUSINESS MACHINES CORPORATION, AGENCY FOR SCIENCE, TECHNOLOGY AND RESEARCHInventors: James L. Hedrick, Yi Yan Yang, Nathaniel H. Park, Victoria A. Piunova, Zhi Xiang Voo
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Publication number: 20210371583Abstract: Techniques regarding the synthesis of one or more polymers through one or more ring-opening polymerizations conducted within a flow reactor and facilitated by one or more anionic catalysts are provided. For example, one or more embodiments can comprise a method, which can comprise polymerizing, via a ring-opening polymerization within a flow reactor, a cyclic monomer in the presence of one or more anionic organocatalysts.Type: ApplicationFiled: August 11, 2021Publication date: December 2, 2021Inventors: Nathaniel H. Park, James L. Hedrick, Victoria A. Piunova, Dmitry Zubarev, Gavin O. Jones, Robert M. Waymouth, Binhong Lin
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Publication number: 20210363296Abstract: Techniques regarding post polymerization modifications to polycarbonate polymers via a flow reactor are provided. For example, one or more embodiments described herein can comprise a cyclic carbonate monomer that can be employed to facilitate polymerization of one or more polycarbonate platforms susceptible to post polymerization modification. For instance, one or more embodiments can regard a cyclic carbonate molecular backbone covalently bonded to an aryl halide functional group via in accordance with a chemical structure selected from the group consisting of: In the chemical structures, “R1” can be selected from the group consisting of a hydrogen atom and a functional group comprising a first alkyl group; “L” can represent a linkage group, comprising: a second alkyl group and an end group having at least one member selected from the group consisting of an oxygen atom and a nitrogen atom; and “A” can represent the aryl halide functional group.Type: ApplicationFiled: May 22, 2020Publication date: November 25, 2021Inventors: Nathaniel H. Park, Victoria A. Piunova, Dmitry Zubarev, James L. Hedrick, Yi Yan Yang, Eddy Wei Ping Tan