Patents by Inventor Jonathan S. Lindsey

Jonathan S. Lindsey 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).

  • Patent number: 12139617
    Abstract: Described herein are polymeric fluorophores that include a dye, a polymer, and optionally a bioconjugate group. A polymeric fluorophore may have a structure represented by: A-B-C or C-A-B, wherein A is a dye; B is a polymer comprising one or more hydrophobic unit(s) and one or more hydrophilic unit(s); and optionally C, wherein C, when present, comprises a bioconjugate group. Also described herein are compositions comprising the polymeric fluorophores and methods of preparing and using the same.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: November 12, 2024
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Gongfang Hu, Rui Liu
  • Publication number: 20230086985
    Abstract: Described herein are polymeric compounds including an acceptor dye and donor luminophore, a polymer, and optionally a bioconjugate group. A polymeric compound of the present invention may have a structure represented by: A-B-C or C-A-B, wherein A is an acceptor dye; B is a polymer comprising one or more hydrophobic unit(s) and one or more hydrophilic unit(s); and optionally C, wherein C, when present, comprises a bioconjugate group, wherein one or more donor luminophore(s) are each separately attached to a portion of the polymer and/or to a portion of the acceptor dye. Also described herein are compositions comprising the polymeric compounds and methods of preparing and using the same.
    Type: Application
    Filed: November 19, 2020
    Publication date: March 23, 2023
    Inventors: Jonathan S. Lindsey, Masahiko Taniguchi
  • Publication number: 20230001024
    Abstract: Compounds of Formula IA, IB, II, III, IV, and/or V are described herein along with their methods of use. A compound of the present invention may cross-link under physiological conditions and/or in vivo.
    Type: Application
    Filed: November 6, 2020
    Publication date: January 5, 2023
    Inventors: Jonathan S. Lindsey, Zhiyuan Wu, Hikaru Fujita, Daisuke Sato
  • Publication number: 20220275111
    Abstract: Compounds comprising a cross-linking moiety and a protecting group are described herein along with their methods of use. The cross-linking moiety may comprise an indoxyl and the protecting group may comprise a sugar (e.g., a glucuronide or glucoside), phosphoester, or sulfoester group. The cross-linking moiety and protecting group may be attached to each other via an oxygen atom, sulfur atom, or linker. In some embodiments, the linker attaching the cross-linking moiety and protecting group is a self-immolative linker. A compound of the present invention may cross-link under physiological conditions and/or in vivo.
    Type: Application
    Filed: July 24, 2020
    Publication date: September 1, 2022
    Inventors: Jonathan S. Lindsey, Hikaru Fujita, Nobuyuki Matsumoto
  • Publication number: 20220267479
    Abstract: Polyiodide binding compounds are described herein along with compounds and methods that are useful in brachytherapy. A compound of the present invention may comprise: a polyiodide binding matrix; a protecting group attached to the polyiodide binding matrix optionally via a linker, and optionally a cross-linking moiety attached to the polyiodide binding matrix. Compounds and methods of the present invention may be used for localizing a radioactive compound.
    Type: Application
    Filed: July 24, 2020
    Publication date: August 25, 2022
    Inventor: Jonathan S. Lindsey
  • Publication number: 20220034873
    Abstract: Described herein are polymeric chromophores that include a dye, a polymer, and optionally a bioconjugate group. A polymeric chromophore may have a structure represented by: A-B-C or C-A-B, wherein A is a dye; B is a polymer comprising one or more hydrophobic unit(s) and one or more hydrophilic unit(s); and optionally C, wherein C, when present, comprises a bioconjugate group. Also described herein are compositions comprising the polymeric chromophores and methods of preparing and using the same.
    Type: Application
    Filed: October 1, 2019
    Publication date: February 3, 2022
    Inventors: Jonathan S. Lindsey, Gongfang Hu, Rui Liu, Sijia Liu
  • Patent number: 10919904
    Abstract: Described herein are chlorins, bacteriochlorins, methods and intermediates for the synthesis of bacteriochlorins, and methods of using such bacteriochlorins for, among other things, diagnostic and therapeutic purposes such as luminescent compounds in flow cytometry, and as active agents in photodynamic therapy (PDT).
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: February 16, 2021
    Assignee: North Carolina State University
    Inventors: Yizhou Liu, Jonathan S. Lindsey, Srinivasa Rao Allu, Hikaru Fujita
  • Publication number: 20200385583
    Abstract: Described herein are polymeric fluorophores that include a dye, a polymer, and optionally a bioconjugate group. A polymeric fluorophore may have a structure represented by: A-B-C or C-A-B, wherein A is a dye; B is a polymer comprising one or more hydrophobic unit(s) and one or more hydrophilic unit(s); and optionally C, wherein C, when present, comprises a bioconjugate group. Also described herein are compositions comprising the polymeric fluorophores and methods of preparing and using the same.
    Type: Application
    Filed: December 18, 2018
    Publication date: December 10, 2020
    Inventors: Jonathan S. Lindsey, Gongfang Hu, Rui Liu
  • Publication number: 20200376130
    Abstract: Compounds and methods are described herein that are useful in brachytherapy. A compound of the present invention may comprise: a cancer cell targeting agent (e.g., transferrin); a protecting group; a cross-linking moiety; and an enzyme (e.g., a protein, ribozyme, abzyme, or abiological catalyst). Compounds and methods of the present invention may be used for localizing a radioactive compound and/or for creating a self-amplifying response.
    Type: Application
    Filed: February 22, 2019
    Publication date: December 3, 2020
    Inventors: Jonathan S. Lindsey, Hikaru Fujita, Yunlong Zhang
  • Patent number: 10836774
    Abstract: Described herein are bacteriochlorins comprising an annulated isocyclic ring such as a compound Formula I: or a metal conjugate thereof, wherein: R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, R15, R16, and Z are each as defined herein. Also described are methods and intermediates for the synthesis of bacteriochlorins comprising an annulated isocyclic ring, and methods of using such bacteriochlorins for, among other things, diagnostic and therapeutic purposes such as, e.g., luminescent compounds in flow cytometry, and/or as active agents in photodynamic therapy (PDT).
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: November 17, 2020
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Shaofei Zhang
  • Publication number: 20190308985
    Abstract: Described herein are bacteriochlorins comprising an annulated isocyclic ring. Also described are methods and intermediates for the synthesis of bacteriochlorins comprising an annulated isocyclic ring, and methods of using such bacteriochlorins for, among other things, diagnostic and therapeutic purposes such as, e.g., luminescent compounds in flow cytometry, and/or as active agents in photodynamic therapy (PDT).
    Type: Application
    Filed: November 27, 2017
    Publication date: October 10, 2019
    Inventors: Jonathan S. Lindsey, Shaofei Zhang
  • Publication number: 20190256521
    Abstract: Described herein are chlorins, bacteriochlorins, methods and intermediates for the synthesis of bacteriochlorins, and methods of using such bacteriochlorins for, among other things, diagnostic and therapeutic purposes such as luminescent compounds in flow cytometry, and as active agents in photodynamic therapy (PDT).
    Type: Application
    Filed: August 17, 2017
    Publication date: August 22, 2019
    Inventors: Yizhou Liu, Jonathan S. Lindsey, Srinivasa Rao Allu, Hikaru Fujita
  • Patent number: 10253033
    Abstract: A method of making a bacteriochlorin is carried out by condensing a pair of compounds of Formula II to produce the bacteriochlorin, wherein R is an acetal or aldehyde group. The condensing may be carried out in an organic solvent, preferably in the presence of an acid. The bacteriochlorins are useful for a variety of purposes such as active agents in photodynamic therapy, luminescent compounds in flow cytometry, solar cells, light harvesting arrays, and molecular memory devices.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: April 9, 2019
    Assignee: North Carolina State University
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Publication number: 20180072746
    Abstract: A method of making a bacteriochlorin is carried out by condensing a pair of compounds of Formula II to produce the bacteriochlorin, wherein R is an acetal or aldehyde group. The condensing may be carried out in an organic solvent, preferably in the presence of an acid. The bacteriochlorins are useful for a variety of purposes such as active agents in photodynamic therapy, luminescent compounds in flow cytometry, solar cells, light harvesting arrays, and molecular memory devices.
    Type: Application
    Filed: November 20, 2017
    Publication date: March 15, 2018
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Patent number: 9822123
    Abstract: A method of making a bacteriochlorin is carried out by condensing a pair of compounds of Formula II to produce the bacteriochlorin, wherein R is an acetal or aldehyde group. The condensing may be carried out in an organic solvent, preferably in the presence of an acid. The bacteriochlorins are useful for a variety of purposes such as active agents in photodynamic therapy, luminescent compounds in flow cytometry, solar cells, light harvesting arrays, and molecular memory devices.
    Type: Grant
    Filed: January 23, 2014
    Date of Patent: November 21, 2017
    Assignee: North Carolina State University
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Patent number: 9417245
    Abstract: The present invention provides a method of detecting (e.g., by flow cytometry) a target compound, cell or particle, wherein the target is labelled with a detectable luminescent compound. The method comprises utilizing as the detectable luminescent compound a compound comprising a porphyrinic macrocycle such as a porphyrin, chlorin, bacteriochlorin, or isobacteriochlorin. In particular embodiments, the detectable luminescent compound comprises a compound of the formula A-A?-Z—B?—B, wherein: A is a targeting group or member of a specific binding pair that specifically binds the detectable luminescent compound to the target compound, cell or particle; A? is a linker group or covalent bond; B? is a linker group or covalent bond; B is a water-soluble group; and Z is the porphyrinic macrocycle.
    Type: Grant
    Filed: February 11, 2015
    Date of Patent: August 16, 2016
    Assignee: North Carolina State University
    Inventor: Jonathan S. Lindsey
  • Publication number: 20160176886
    Abstract: Compound of Formula I: are described, along with compositions containing the same and methods of use thereof.
    Type: Application
    Filed: February 26, 2016
    Publication date: June 23, 2016
    Inventors: JONATHAN S. LINDSEY, MICHAEL KRAYER
  • Patent number: 9365722
    Abstract: Bacteriochlorin of Formula I: wherein R is H or silyl are described, along with compositions containing the same and methods of making and using the same.
    Type: Grant
    Filed: August 24, 2012
    Date of Patent: June 14, 2016
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Olga Mass
  • Patent number: 9303165
    Abstract: Compound of Formula I: are described, along with compositions containing the same and methods of use thereof.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: April 5, 2016
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Michael Krayer
  • Publication number: 20150153350
    Abstract: The present invention provides a method of detecting (e.g., by flow cytometry) a target compound, cell or particle, wherein the target is labelled with a detectable luminescent compound. The method comprises utilizing as the detectable luminescent compound a compound comprising a porphyrinic macrocycle such as a porphyrin, chlorin, bacteriochlorin, or isobacteriochlorin. In particular embodiments, the detectable luminescent compound comprises a compound of the formula A-A?-Z—B?—B, wherein: A is a targeting group or member of a specific binding pair that specifically binds the detectable luminescent compound to the target compound, cell or particle; A? is a linker group or covalent bond; B? is a linker group or covalent bond; B is a water-soluble group; and Z is the porphyrinic macrocycle.
    Type: Application
    Filed: February 11, 2015
    Publication date: June 4, 2015
    Inventor: Jonathan S. Lindsey