Patents by Inventor Xiangzhu Wang

Xiangzhu Wang 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: 20160362399
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof wherein R12 or R13 on the A group is an aryl, heteroaryl or heterocycle (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade. The inhibitors of factor D described herein reduce the excessive activation of complement.
    Type: Application
    Filed: August 24, 2016
    Publication date: December 15, 2016
    Applicant: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Avinash S. Phadke, Milind Deshpande, Atul Agarwal, Dawei Chen, Venkat Rao Gadhachanda, Akihiro Hashimoto, Godwin Pais, Qiuping Wang, Xiangzhu Wang
  • Patent number: 9474742
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: October 25, 2016
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Patent number: 9468629
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: October 18, 2016
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Publication number: 20160115157
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Application
    Filed: December 17, 2015
    Publication date: April 28, 2016
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Publication number: 20160113907
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Application
    Filed: December 17, 2015
    Publication date: April 28, 2016
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Publication number: 20160082069
    Abstract: The invention provides pharmaceutical compositions comprising a compound of formula or a pharmaceutically acceptable salt or hydrate thereof. The compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication, and the invention provides methods for treating Hepatitis C infections.
    Type: Application
    Filed: December 4, 2015
    Publication date: March 24, 2016
    Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
  • Patent number: 9273082
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Grant
    Filed: July 10, 2014
    Date of Patent: March 1, 2016
    Assignee: Achillion Pharmaceuticals, INC.
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Patent number: 9233136
    Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: January 12, 2016
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
  • Patent number: 9125904
    Abstract: Biphenyl imidazoles and related compounds of Formula I, useful as antiviral agents, are provided herein. Pharmaceutical compositions containing a compound of Formula I, together with a second active agent, such as an NS3a protease inhibitor are provided herein. Methods for treating viral infections, including Hepatitis C infections, are included herein by providing a compound of Formula I together with an additional active agent. In certain embodiments the additional active agent is an NS3a protease inhibitor.
    Type: Grant
    Filed: May 11, 2011
    Date of Patent: September 8, 2015
    Assignee: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Jason Allan Wiles, Venkat Gadhachanda, Dawei Chen, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Milind Deshpande, Avinash Phadke
  • Publication number: 20150239895
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof wherein R12 or R13 on the A group is an aryl, heteroaryl or heterocycle (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Venkat Rao Gadhachanda, Qiuping Wang, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Jason Allan Wiles, Avinash S. Phadke
  • Publication number: 20150239868
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof, wherein R12 or R13 on the A group is an alkyne (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Godwin Pais, Akihiro Hashimoto, Venkat Rao Gadhachanda, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke, Jason Allan Wiles
  • Publication number: 20150239919
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof, wherein R12 or R13 on the A group is a carbamate, ester, or ketone substituent (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke, Jason Allan Wiles
  • Publication number: 20150239838
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: Achillion Pharmaceuticals, Inc.
    Inventors: Avinash S. Phadke, Xiangzhu Wang, Dawei Chen, Akihiro Hashimoto, Venkat Rao Gadhachanda, Godwin Pais, Qiuping Wang, Atul Agarwal, Milind Deshpande, Jason Allan Wiles
  • Publication number: 20150239894
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof, wherein R12 or R13 on the A group is an amino substituent (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Venkat Rao Gadhachanda, Akihiro Hashimoto, Godwin Pais, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Jason Allan Wiles, Avinash S. Phadke
  • Publication number: 20150239920
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof wherein R12 or R13 on the A group is an ether (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: Achillion Pharmaceuticals, Inc.
    Inventors: Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke, Jason Allan Wiles
  • Publication number: 20150239921
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof wherein R12 or R13 on the A group is a phosphonate (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Jason Allan Wiles, Akihiro Hashimoto, Venkat Rao Gadhachanda, Godwin Pais, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Publication number: 20150239893
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement factor D comprising Formula I, or a pharmaceutically acceptable salt or composition thereof, wherein R12 or R13 on the A group is an amide substituent (R32) are provided. The inhibitors described herein target factor D and inhibit or regulate the complement cascade at an early and essential point in the alternative complement pathway, and reduce factor D's ability to modulate the classical and lectin complement pathways. The inhibitors of factor D described herein are capable of reducing the excessive activation of complement, which has been linked to certain autoimmune, inflammatory, and neurodegenerative diseases, as well as ischemia-reperfusion injury and cancer.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 27, 2015
    Applicant: ACHILLION PHARMACEUTICALS, INC.
    Inventors: Qiuping Wang, Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke, Jason Allan Wiles
  • Publication number: 20140328796
    Abstract: The invention provides 4-amino-4-oxobutanoyl peptide compounds of Formula I and the pharmaceutically salts and hydrates thereof. The variables R1-R9, R16, R18, R19, n, M, n, M, and Z are defined herein. Certain compounds of Formula I are useful as antiviral agents. Certain 4-amino-4-oxobutanoyl peptide compounds disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. The invention also provides pharmaceutical compositions containing one or more 4-amino-4-oxobutanoyl peptide compounds and one or more pharmaceutically acceptable carriers. Such pharmaceutical compositions may contain 4-amino-4-oxobutanoyl peptide compound as the only active agent or may contain a combination of 4-amino-4-oxobutanoyl peptide containing peptides compound and one or more other pharmaceutically active agents. The invention also provides methods for treating viral infections, including Hepatitis C infections, in mammals.
    Type: Application
    Filed: July 21, 2014
    Publication date: November 6, 2014
    Inventors: Avinash Phadke, Xiangzhu Wang, Suoming Zhang, Atul Agarwal
  • Publication number: 20140323458
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Application
    Filed: July 10, 2014
    Publication date: October 30, 2014
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen
  • Patent number: 8809313
    Abstract: The present disclosure provides substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes, of Formula I D-M-D??(Formula I) useful as antiviral agents. In certain embodiments disclosed herein M is a group —P-A-P— where A is Certain substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes disclosed herein are potent and/or selective inhibitors of viral replication, particularly Hepatitis C virus replication. Pharmaceutical compositions/and combinations containing one or more substituted aliphanes, cyclophanes, heteraphanes, heterophanes, hetero-heteraphanes and metallocenes and a pharmaceutically acceptable carrier are also provided by this disclosure. Methods for treating viral infections, including Hepatitis C viral infections are provided by the disclosure.
    Type: Grant
    Filed: May 29, 2012
    Date of Patent: August 19, 2014
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Qiuping Wang, Akihiro Hashimoto, Godwin Pais, Xiangzhu Wang, Venkat Gadhachanda, Avinash Phadke, Milind Deshpande, Dawei Chen