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).

  • Publication number: 20120277420
    Abstract: A method of making chlorins comprises the steps of reacting (e.g. condensing) a dipyrrin western half intermediate with an eastern half intermediate to form a tetrahydrobilene, and then cyclizing the tetrahydrobilene to form a chlorin. Intermediates including tetrahydrobilenes useful in such reactions are also described.
    Type: Application
    Filed: June 5, 2012
    Publication date: November 1, 2012
    Inventors: Jonathan S. Lindsey, Masahiko Taniguchi, Doyoung Ra, Guoning Mo, Thiagarajan Balasubramanian
  • Patent number: 8288529
    Abstract: A method of making a compound of Formula I? comprises reacting a compound of the formula DLCHO, with a compound of the formula to produce the compound of Formula I?. Methods of using the compounds are also described, particularly as intermediates for the synthesis of porphyrin rods, which porphyrin rods are in turn useful for (among other things) the production of molecular memory devices.
    Type: Grant
    Filed: March 29, 2011
    Date of Patent: October 16, 2012
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Lianhe Yu, Patchanita Thamyongkit, Anil D. Bhise
  • Publication number: 20120253052
    Abstract: A method of making a porphyrin is carried out by: (a) condensing (i) a 1,9-bis(N,N-)dialkylaminomethyl)dipyrromethane of Formula II: with (ii) a dipyrromethane to produce a reaction product; then (b) oxidizing the reaction product; and then (c) optionally demetallating said reaction product to produce the porphyrin. The reaction is particularly useful for making substituted porphyrins with a wide range of substituents at the A and/or B (the 5 and/or 15) positions.
    Type: Application
    Filed: June 5, 2012
    Publication date: October 4, 2012
    Inventors: Jonathan S. Lindsey, Masahiko Taniguchi, Dazhong Fan
  • Patent number: 8278340
    Abstract: Disclosure is provided for methods of preventing, removing or inhibiting microbial biofilm formation or microbial infection in a plant or plant part thereof, including applying thereto a treatment effective amount of an active compound as described herein, or an agriculturally acceptable salt thereof. Methods of enhancing a microbicide (e.g., including a copper, antibiotic, bacteriophage, etc.) and/or plant defense activator are also provided, including applying an active compound as described herein. Compositions comprising an active compound as described herein in an agriculturally acceptable carrier are also provided, and in some embodiments the compositions further include a microbicide (e.g., including copper, antibiotic, bacteriophage, etc.) and/or plant defense activator.
    Type: Grant
    Filed: November 26, 2008
    Date of Patent: October 2, 2012
    Assignee: North Carolina State University
    Inventors: Christian Melander, John Cavanagh, David Ritchie, Robert W. Huigens, III, T. Eric Ballard, Justin J. Richards, Thomas W. Lindsey, Jonathan S. Lindsey
  • Patent number: 8278439
    Abstract: A method of making a phosphono-substituted dipyrromethane comprises reacting an aldehyde or acetal having at least one phosphono group substituted thereon with pyrrole to produce a phosphono-substituted dipyrromethane; and wherein the phosphono is selected from the group consisting of dialkyl phosphono, diaryl phosphono, and dialkylaryl phosphono. Additional methods, intermediates and products are also described.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: October 2, 2012
    Assignees: North Carolina State University, ZettaCore, Inc.
    Inventors: Jonathan S. Lindsey, Robert S. Loewe, Kannan Muthukumaran, Arounaguiry Ambroise
  • Publication number: 20120245508
    Abstract: The present invention provides compounds of the general Formula DI: along with methods of making such compounds, formulations containing the same, and methods of using the same (e.g., in photodynamic therapy, for the production of solar cells, etc.).
    Type: Application
    Filed: May 25, 2012
    Publication date: September 27, 2012
    Inventors: Jonathan S. Lindsey, Joydev K. Laha, Muthiah Chinnasamy, K. Eszter Borbas
  • Publication number: 20120244551
    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: April 30, 2012
    Publication date: September 27, 2012
    Inventor: Jonathan S. Lindsey
  • Publication number: 20120232463
    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: April 10, 2012
    Publication date: September 13, 2012
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Publication number: 20120209009
    Abstract: A method of making a metalloporphyrin is carried out by reacting (i) a linear tetrapyrrole, said linear tetrapyrrole having a 19-acyl group and a 1-protecting group, with (ii) a metal salt under basic conditions to produce the metalloporphyrin. Products produced by such methods and intermediates useful for carrying out such methods are also described.
    Type: Application
    Filed: April 26, 2012
    Publication date: August 16, 2012
    Inventors: Jonathan S. Lindsey, Dilek Dogutan Kiper
  • Patent number: 8231941
    Abstract: This invention provides novel methods for the formation of redox-active polymers attached to surfaces. In certain embodiments, the methods involve providing redox-active molecules bearing at least a first reactive site or group and a second reactive site or group; and contacting the surface with the redox-active molecules where the contacting is under conditions that result in attachment of said redox-active molecules to said surface via the first reactive site or group and attachment of redox-active molecules via the second reactive site or group, to the redox-active molecules attached to the surface thereby forming a polymer attached to said surface where the polymers comprise at least two of said redox-active molecules.
    Type: Grant
    Filed: November 6, 2008
    Date of Patent: July 31, 2012
    Assignees: The Regents of the University of California, The North Carolina State University
    Inventors: David F. Bocian, Zhiming Liu, Jonathan S. Lindsey
  • Patent number: 8212023
    Abstract: A method of making a porphyrin is carried out by: (a) condensing (i) a 1,9-bis(N,N-)dialkylaminomethyl)dipyrromethane of Formula II: with (ii) a dipyrromethane to produce a reaction product; then (b) oxidizing the reaction product; and then (c) optionally demetallating said reaction product to produce the porphyrin. The reaction is particularly useful for making substituted porphyrins with a wide range of substituents at the A and/or B (the 5 and/or 15) positions.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: July 3, 2012
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Masahiko Taniguchi, Dazhong Fan
  • Patent number: 8212055
    Abstract: A method of making chlorins comprises the steps of reacting (e.g. condensing) a dipyrrin western half intermediate with an eastern half intermediate to form a tetrahydrobilene, and then cyclizing the tetrahydrobilene to form a chlorin. Intermediates including tetrahydrobilenes useful in such reactions are also described.
    Type: Grant
    Filed: January 25, 2010
    Date of Patent: July 3, 2012
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Masahiko Taniguchi, Doyoung Ra, Guoning Mo, Thiagarajan Balasubramanian
  • Patent number: 8207329
    Abstract: The present invention provides compounds of the general Formula DI: along with methods of making such compounds, formulations containing the same, and methods of using the same (e.g., in photodynamic therapy, for the production of solar cells, etc.).
    Type: Grant
    Filed: November 30, 2006
    Date of Patent: June 26, 2012
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Joydev K. Laha, Muthiah Chinnasamy, K. Eszter Borbas
  • Patent number: 8187824
    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: November 30, 2006
    Date of Patent: May 29, 2012
    Assignee: North Carolina State University
    Inventor: Jonathan S. Lindsey
  • Patent number: 8188298
    Abstract: A method of making a metalloporphyrin is carried out by reacting (i) a linear tetrapyrrole, said linear tetrapyrrole having a 19-acyl group and a 1-protecting group, with (ii) a metal salt under basic conditions to produce the metalloporphyrin. Products produced by such methods and intermediates useful for carrying out such methods are also described.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: May 29, 2012
    Assignee: North Carolina State University
    Inventors: Jonathan S. Lindsey, Dilek Dogutan Kiper
  • Publication number: 20120126214
    Abstract: The present invention provides dipyrrin substituted porphyrinic macrocycles, intermediates useful for making the same, and methods of making the same. Such compounds may be used for purposes including the making of molecular memory devices, solar cells and light harvesting arrays.
    Type: Application
    Filed: January 27, 2012
    Publication date: May 24, 2012
    Inventors: Lianhe Yu, Kannan Muthukumaran, Prathapan Sreedharan, Jonathan S. Lindsey
  • Patent number: 8173691
    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: March 27, 2009
    Date of Patent: May 8, 2012
    Assignee: North Carolina State University
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Patent number: 8173630
    Abstract: This invention provides redox-active molecules attached to polypodal (e.g., bipodal, tripodal, quadrapodal, pentapodal, etc.) tethers that can be used for attachment of the redox-active molecules to a substrate (e.g., an electrode). The tethered redox-active molecules are useful for the fabrication of memory devices.
    Type: Grant
    Filed: June 1, 2006
    Date of Patent: May 8, 2012
    Assignees: The Regents of the University of California, The North Carolina State University, Zettacore, Inc.
    Inventors: Jonathan S. Lindsey, David F. Bocian, Robert Loewe, Ignacio Sanchez, Werner G. Kuhr, Kisari Padmaja, Lingyun Wei
  • Patent number: 8173692
    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: March 30, 2009
    Date of Patent: May 8, 2012
    Assignee: North Carolina State University
    Inventors: Han-Je Kim, Jonathan S. Lindsey
  • Publication number: 20120101243
    Abstract: The present invention provides an article of manufacture formed from a substrate and a benzazoloporphyrazine bound to the substrate. The article may take a variety of different forms and may be for example an electrochromic display, a molecular capacitor, a battery, a solar cell, or a molecular memory device. Methods of making such articles, along with compounds, methods and intermediates useful for making such benzazoloporphyrazines, are also described.
    Type: Application
    Filed: December 19, 2011
    Publication date: April 26, 2012
    Inventors: W. Justin Youngblood, Jonathan S. Lindsey