Patents by Inventor Dongcheng Dai

Dongcheng Dai 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: 20190077753
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Application
    Filed: November 9, 2018
    Publication date: March 14, 2019
    Applicant: Siga Technologies, Inc.
    Inventor: Dongcheng DAI
  • Patent number: 10155723
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: December 18, 2018
    Assignee: Siga Technologies, Inc.
    Inventor: Dongcheng Dai
  • Publication number: 20180297949
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Application
    Filed: June 21, 2018
    Publication date: October 18, 2018
    Applicant: SIGA TECHNOLOGIES, INC.
    Inventor: Dongcheng DAI
  • Publication number: 20180228748
    Abstract: Compounds, pharmaceutical compositions and methods for treating viral and bacterial infections, by administering certain thiourea compounds, specifically acylthiourea, carboximidoylthiourea and S-alkyl isothiourea derivatives and analogs, in therapeutically effective amounts are disclosed.
    Type: Application
    Filed: April 17, 2018
    Publication date: August 16, 2018
    Applicant: SIGA TECHNOLOGIES, INC.
    Inventors: Robert D. ALLEN, III, Sean M. AMBERG, Dongcheng DAI, James R. BURGESON, Dennis E. HRUBY
  • Patent number: 10029985
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: July 24, 2018
    Assignee: SIGA TECHNOLOGIES INC.
    Inventor: Dongcheng Dai
  • Patent number: 10000486
    Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by the Arenavirus family such as Lassa fever, Argentine hemorrhagic fever, Bolivian hemorrhagic fever, and Venezuelan hemorrhagic fever.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: June 19, 2018
    Assignee: Kineta Viral Hemorrhagic Fever, LLC
    Inventors: Dongcheng Dai, James R. Burgeson, Sean M. Amberg, Dennis E. Hruby
  • Patent number: 9968571
    Abstract: Compounds, pharmaceutical compositions and methods for treating viral and bacterial infections, by administering certain thiourea compounds, specifically acylthiourea, carboximidoylthiourea and S-alkyl isothiourea derivatives and analogs, in therapeutically effective amounts are disclosed.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: May 15, 2018
    Assignee: SIGA TECHNOLOGIES, INC.
    Inventors: Robert D. Allen, III, Sean M. Amberg, Dongcheng Dai, James R. Burgeson, Dennis E. Hruby
  • Publication number: 20180086705
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Application
    Filed: December 1, 2017
    Publication date: March 29, 2018
    Applicant: SIGA TECHNOLOGIES, INC.
    Inventor: Dongcheng DAI
  • Patent number: 9862683
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: January 9, 2018
    Assignee: SIGA TECHNOLOGIES, INC.
    Inventor: Dongcheng Dai
  • Publication number: 20170137422
    Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by the Arenavirus family such as Lassa fever, Argentine hemorrhagic fever, Bolivian hemorrhagic fever, and Venezuelan hemorrhagic fever.
    Type: Application
    Filed: November 16, 2016
    Publication date: May 18, 2017
    Applicant: Kineta Four, LLC
    Inventors: Dongcheng Dai, James R. Burgeson, Sean M. Amberg, Dennis E. Hruby
  • Publication number: 20170128393
    Abstract: Compounds, pharmaceutical compositions and methods for treating viral and bacterial infections, by administering certain thiourea compounds, specifically acylthiourea, carboximidoylthiourea and S-alkyl isothiourea derivatives and analogs, in therapeutically effective amounts are disclosed.
    Type: Application
    Filed: December 22, 2016
    Publication date: May 11, 2017
    Applicant: SIGA TECHNOLOGIES, INC.
    Inventors: Robert D. ALLEN III, Sean M. AMBERG, Dongcheng DAI, James R. BURGESON, Dennis E. HRUBY
  • Publication number: 20170121344
    Abstract: Methods and pharmaceutical compositions for treating viral infections, by administering certain thienopyridine derivative compounds in therapeutically effective amounts are disclosed. Methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.
    Type: Application
    Filed: January 9, 2017
    Publication date: May 4, 2017
    Applicant: Siga Technologies, Inc.
    Inventors: Dongcheng DAI, James R. BURGESON, Shanthankumar R. TYAVANAGIMATT, Chelsea OLSEN, Dennis E. HRUBY
  • Publication number: 20170088517
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Application
    Filed: December 8, 2016
    Publication date: March 30, 2017
    Applicant: SIGA TECHNOLOGIES, INC.
    Inventor: Dongcheng DAI
  • Patent number: 9566254
    Abstract: Compounds, pharmaceutical compositions and methods for treating viral and bacterial infections, by administering certain thiourea compounds, specifically acylthiourea, carboximidoylthiourea and S-alkyl isothiourea derivatives and analogs, in therapeutically effective amounts are disclosed.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: February 14, 2017
    Assignee: SIGA TECHNOLOGIES, INC.
    Inventors: Robert D. Allen, III, Sean M. Amberg, Dongcheng Dai, James R. Burgeson, Dennis E. Hruby
  • Patent number: 9546137
    Abstract: Disclosed are methods for the preparation of Tecovirimat for the treatment or prophylaxis of viral infections and diseases associated therewith, particularly those viral infections and associated diseases caused by the orthopoxvirus.
    Type: Grant
    Filed: August 14, 2013
    Date of Patent: January 17, 2017
    Assignee: Siga Technologies Inc.
    Inventor: Dongcheng Dai
  • Patent number: 9498470
    Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by the Arenavirus family such as Lassa fever, Argentine hemorrhagic fever, Bolivian hemorrhagic fever, and Venezuelan hemorrhagic fever.
    Type: Grant
    Filed: February 14, 2013
    Date of Patent: November 22, 2016
    Assignee: Kineta Four, LLC
    Inventors: Dongcheng Dai, James R. Burgeson, Sean M. Amberg, Dennis E. Hruby
  • Publication number: 20160250233
    Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.
    Type: Application
    Filed: May 6, 2016
    Publication date: September 1, 2016
    Applicant: Siga Technologies, Inc.
    Inventors: Chelsea OLSEN, Robert JORDAN, Dongcheng DAI, Tove BOLKEN, Dennis E. HRUBY
  • Publication number: 20160152635
    Abstract: Methods and pharmaceutical compositions for treating viral infections, by administering certain thienopyridine derivative compounds in therapeutically effective amounts are disclosed. Methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.
    Type: Application
    Filed: February 8, 2016
    Publication date: June 2, 2016
    Applicant: Siga Technologies, Inc.
    Inventors: Chelsea OLSEN, Dongcheng DAI, Robert JORDAN, Dennis E. HRUBY
  • Patent number: 9353051
    Abstract: Compounds, methods and pharmaceutical compositions for treating viral infections, by administering certain compounds in therapeutically effective amounts are disclosed. Methods for preparing the compounds and methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.
    Type: Grant
    Filed: July 22, 2013
    Date of Patent: May 31, 2016
    Assignee: SIGA Technologies, Inc.
    Inventors: Chelsea M. Byrd, Robert Jordan, Dongcheng Dai, Tove Bolken, Dennis E. Hruby
  • Patent number: 9301949
    Abstract: Methods and pharmaceutical compositions for treating viral infections, by administering certain thienopyridine derivative compounds in therapeutically effective amounts are disclosed. Methods of using the compounds and pharmaceutical compositions thereof are also disclosed. In particular, the treatment and prophylaxis of viral infections such as caused by flavivirus is disclosed, i.e., including but not limited to, Dengue virus, West Nile virus, yellow fever virus, Japanese encephalitis virus, and tick-borne encephalitis virus.
    Type: Grant
    Filed: February 24, 2010
    Date of Patent: April 5, 2016
    Assignee: Siga Technologies, Inc.
    Inventors: Chelsea M. Byrd, Dongcheng Dai, Robert Jordan, Dennis E. Hruby