Patents by Inventor Ju-Tao Guo

Ju-Tao Guo 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: 20210371388
    Abstract: Pharmaceutical compositions of the invention comprise functionalized bicyclic carboxamide useful as pregenomic RNA encapsidation inhibitors, useful for the treatment of Hepatitis B virus (HBV) infection.
    Type: Application
    Filed: May 12, 2021
    Publication date: December 2, 2021
    Inventors: Yanming Du, Ju-Tao Guo, Nicky Hwang
  • Publication number: 20210347752
    Abstract: Pharmaceutical compositions of the invention comprise functionalized benzamide derivatives useful as cyclic GMP-AMP synthase-Stimulator of interferon gene (cGAS-STING) pathway agonists, and useful for treating viral diseases and boost antitumor immunity.
    Type: Application
    Filed: October 1, 2019
    Publication date: November 11, 2021
    Inventors: Jinhong CHANG, Yanming DU, Ju-Tao GUO
  • Publication number: 20210070703
    Abstract: The present invention provides sulfamoylbenzamide derivatives, and pharmaceutical compositions thereof. In certain embodiments, the compounds and pharmaceutical compositions of the invention inhibit pregenomic RNA encapsidation. In other embodiments, the compounds and pharmaceutical compositions of the invention are useful for treating Hepatitis B virus (HBV) infection.
    Type: Application
    Filed: November 23, 2020
    Publication date: March 11, 2021
    Inventors: JU-TAO GUO, XIAODONG XU, TIMOTHY M. BLOCK
  • Publication number: 20190337891
    Abstract: The present invention provides sulfamoylbenzamide derivatives, and pharmaceutical compositions thereof. In certain embodiments, the compounds and pharmaceutical compositions of the invention inhibit pregenomic RNA encapsidation. In other embodiments, the compounds and pharmaceutical compositions of the invention are useful for treating Hepatitis B virus (HBV) infection.
    Type: Application
    Filed: July 2, 2019
    Publication date: November 7, 2019
    Inventors: JU-TAO GUO, XIAODONG XU, TIMOTHY M. BLOCK
  • Publication number: 20190092720
    Abstract: Pharmaceutical compositions of the invention comprise functionalized benzamide derivatives useful as pregenomic RNA encapsidation inhibitors, useful for the treatment of Hepatitis B virus (HBV) infection.
    Type: Application
    Filed: November 28, 2018
    Publication date: March 28, 2019
    Inventors: XIAODONG XU, TIMOTHY M. BLOCK, JU-TAO GUO, YANMING DU
  • Publication number: 20180369323
    Abstract: The present invention provides small molecule inhibitors of hepatitis B virus (HBV) covalently closed circular (ccc) DNA, which are useful as therapeutics in the management of chronic HBV. The compounds of the invention achieve epigenetic modification of the cccDNA, histone modification and histone deacetylase activity inhibition, thus modulating HBV cccDNA. The present invention further provides methods for modulating HBV cccDNA, for treating or preventing HBV in a subject, and for modulating cccDNA transcription of hepatitis B in a subject.
    Type: Application
    Filed: August 28, 2018
    Publication date: December 27, 2018
    Inventors: JU-TAO GUO, JINHONG CHANG, TIMOTHY M. BLOCK, WILLIAM A. KINNEY, HAROLD R. ALMOND
  • Patent number: 10143720
    Abstract: The present invention provides small molecule inhibitors of hepatitis B virus (HBV) covalently closed circular (ccc) DNA, which are useful as therapeutics in the management of chronic HBV. The compounds of the invention achieve epigenetic modification of the cccDNA, histone modification and histone deacetylase activity inhibition, thus modulating HBV cccDNA. The present invention further provides methods for modulating HBV cccDNA, for treating or preventing HBV in a subject, and for modulating cccDNA transcription of hepatitis B in a subject.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: December 4, 2018
    Assignees: Drexel University, Baruch S. Blumberg Institute
    Inventors: Ju-Tao Guo, Jinhong Chang, Timothy M. Block, William A. Kinney, Harold R. Almond
  • Publication number: 20180311206
    Abstract: Provided herein are methods of treating a subject having hepatitis B viral (HBV) infection. More specifically, disclosed herein are methods of stimulating the innate cytokine response in macrophages, dendritic cells and/or liver non-parenchymal cells with small molecular agonists of STING to suppress HBV replication in hepatocytes. The methods are especially suitable for use in the treatment of chronic HBV infections. Also disclosed herein are methods of identifying compounds useful in the treatment of HBV infection.
    Type: Application
    Filed: July 16, 2018
    Publication date: November 1, 2018
    Inventors: JINHONG CHANG, FANG GUO, TIMOTHY M. BLOCK, JU-TAO GUO
  • Publication number: 20180230092
    Abstract: The present invention is directed toward novel compounds and novel methods of use of said compounds of the formula (I), useful as nucleocapsid assembly inhibitors for the treatment of viruses, especially but not exclusively, including pregenomic RNA encapsidation inhibitors of HBV for the treatment of Hepatitis B virus (HBV) infection and related conditions. including hydrates, solvates, pharmaceutically acceptable salts, prodrugs and complexes thereof, wherein A, R1, R2, R3, R4, R5, R6, R7, and R8 are defined herein.
    Type: Application
    Filed: March 22, 2018
    Publication date: August 16, 2018
    Inventors: XIAODONG XU, JU-TAO GUO, TONG XIAO, YANMING DU, TIMOTHY BLOCK, SIMON DAVID PETER BAUGH, HONG YE
  • Patent number: 10045961
    Abstract: Provided herein are methods of treating a subject having hepatitis B viral (HBV) infection. More specifically, disclosed herein are methods of stimulating the innate cytokine response in macrophages, dendritic cells and/or liver non-parenchymal cells with small molecular agonists of STING to suppress HBV replication in hepatocytes. The methods are especially suitable for use in the treatment of chronic HBV infections. Also disclosed herein are methods of identifying compounds useful in the treatment of HBV infection.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: August 14, 2018
    Assignee: Drexel University
    Inventors: Jinhong Chang, Fang Guo, Timothy M. Block, Ju-Tao Guo
  • Patent number: 9938236
    Abstract: The present invention provides novel compounds of formula (I) and methods of use thereof. In certain embodiments, the compounds of the invention are useful as nucleocapsid assembly inhibitors. In other embodiments, the compounds of the invention are useful as pregenomic RNA encapsidation inhibitors of Hepatitis B virus (HBV). In yet other embodiments, the compounds of the invention are useful for the treatment of viral infection, including HBV and related viral infections.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: April 10, 2018
    Assignees: Drexel University, Baruch S. Blumberg Institute, Arbutus Biopharma, Inc.
    Inventors: Xiaodong Xu, Ju-Tao Guo, Tong Xiao, Yanming Du, Timothy Block, Simon David Peter Baugh, Hong Ye
  • Publication number: 20170320818
    Abstract: The present invention provides sulfamoylbenzamide derivatives, and pharmaceutical compositions thereof. In certain embodiments, the compounds and pharmaceutical compositions of the invention inhibit pregenomic RNA encapsidation. In other embodiments, the compounds and pharmaceutical compositions of the invention are useful for treating Hepatitis B virus (HBV) infection.
    Type: Application
    Filed: July 21, 2017
    Publication date: November 9, 2017
    Inventors: JU-TAO GUO, XIAODONG XU, TIMOTHY M. BLOCK
  • Publication number: 20170296619
    Abstract: The present invention provides small molecule inhibitors of hepatitis B virus (HBV) covalently closed circular (ccc) DNA, which are useful as therapeutics in the management of chronic HBV. The compounds of the invention achieve epigenetic modification of the cccDNA, histone modification and histone deacetylase activity inhibition, thus modulating HBV cccDNA. The present invention further provides methods for modulating HBV cccDNA, for treating or preventing HBV in a subject, and for modulating cccDNA transcription of hepatitis B in a subject.
    Type: Application
    Filed: April 10, 2017
    Publication date: October 19, 2017
    Inventors: JU-TAO GUO, JINHONG CHANG, TIMOTHY M. BLOCK, WILLIAM A. KINNEY, HAROLD R. ALMOND
  • Publication number: 20170281589
    Abstract: Provided herein are methods of treating a subject having hepatitis B viral (HBV) infection. More specifically, disclosed herein are methods of stimulating the innate cytokine response in macrophages, dendritic cells and/or liver non-parenchymal cells with small molecular agonists of STING to suppress HBV replication in hepatocytes. The methods are especially suitable for use in the treatment of chronic HBV infections. Also disclosed herein are methods of identifying compounds useful in the treatment of HBV infection.
    Type: Application
    Filed: April 10, 2017
    Publication date: October 5, 2017
    Inventors: JINHONG CHANG, FANG GUO, TIMOTHY M. BLOCK, JU-TAO GUO
  • Patent number: 9758477
    Abstract: The present invention provides sulfamoylbenzamide derivatives, and pharmaceutical compositions thereof. In certain embodiments, the compounds and pharmaceutical compositions of the invention inhibit pregenomic RNA encapsidation. In other embodiments, the compounds and pharmaceutical compositions of the invention are useful for treating Hepatitis B virus (HBV) infection.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: September 12, 2017
    Assignees: Drexel University, Baruch S. Blumberg Institute
    Inventors: Ju-Tao Guo, Xiaodong Xu, Timothy M. Block
  • Patent number: 9657013
    Abstract: Pharmaceutical compositions of the invention comprise covalently closed circular DNA formation inhibitors having a disease-modifying action in the treatment of diseases associated with the formation of covalently closed circular DNA that include hepatitis B infection, and any disease involving formation of covalently closed circular DNA.
    Type: Grant
    Filed: February 28, 2013
    Date of Patent: May 23, 2017
    Assignees: Baruch S. Blumberg Institute, Drexel University
    Inventors: Andrea Cuconati, Haitao Guo, Timothy M. Block, Ju-Tao Guo, Xiaodong Xu, Huagang Lu, Dawei Cai
  • Patent number: 9642830
    Abstract: The invention includes methods of treating a subject having hepatitis B viral (HBV) infection. In certain embodiments, the method of the invention comprises stimulating the innate cytokine response in macrophages, dendritic cells and/or liver non-parenchymal cells with small molecular STING agonists, thus suppressing HBV replication in hepatocytes. In other embodiments, the method of the invention can be used to treat chronic HBV infections. The invention further provides methods of identifying compounds useful in treating HBV infection in a subject.
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: May 9, 2017
    Assignee: Drexel University
    Inventors: Jinhong Chang, Fang Guo, Timothy M. Block, Ju-Tao Guo
  • Patent number: 9623071
    Abstract: The present invention provides small molecule inhibitors of hepatitis B virus (HBV) covalently closed circular (ccc) DNA, which are useful as therapeutics in the management of chronic HBV. The compounds of the invention achieve epigenetic modification of the cccDNA, histone modification and histone deacetylase activity inhibition, thus modulating HBV cccDNA. The present invention further provides methods for modulating HBV cccDNA, for treating or preventing HBV in a subject, and for modulating cccDNA transcription of hepatitis B in a subject.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: April 18, 2017
    Assignees: Drexel University, Baruch S. Blumberg Institute
    Inventors: Ju-Tao Guo, Jinhong Chang, Timothy M. Block, William A. Kinney, Harold R. Almond
  • Publication number: 20160256434
    Abstract: The invention includes methods of treating a subject having hepatitis B viral (HBV) infection. In certain embodiments, the method of the invention comprises stimulating the innate cytokine response in macrophages, dendritic cells and/or liver non-parenchymal cells with small molecular STING agonists, thus suppressing HBV replication in hepatocytes. In other embodiments, the method of the invention can be used to treat chronic HBV infections. The invention further provides methods of identifying compounds useful in treating HBV infection in a subject.
    Type: Application
    Filed: October 21, 2014
    Publication date: September 8, 2016
    Inventors: JINHONG CHANG, FANG GUO, TIMOTHY M. BLOCK, JU-TAO GUO
  • Patent number: 9399619
    Abstract: Pharmaceutical compositions of the invention comprise sulfamoylbenzamide derivative useful as pregenomic RNA encapsidation inhibitors, useful for the treatment of Hepatitis B virus (HBV) infection.
    Type: Grant
    Filed: June 29, 2012
    Date of Patent: July 26, 2016
    Assignees: Baruch S. Blumberg Institute, Drexel University
    Inventors: Ju-Tao Guo, Xiaodong Xu, Timothy M. Block