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).

  • Patent number: 10906887
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement Factor D are provided comprising Formula I, I? and I?? or a pharmaceutically acceptable salt or composition thereof. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade. The inhibitors of Factor D described herein reduces the excessive activation of complement.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: February 2, 2021
    Assignee: 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, William Greenlee
  • Patent number: 10822352
    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 of Factor D described herein reduce the excessive activation of complement.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: November 3, 2020
    Assignee: 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: 10807952
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement Factor D are provided comprising Formula I, I? and I?? or a pharmaceutically acceptable salt or composition thereof. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade. The inhibitors of Factor D described herein reduces the excessive activation of complement.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: October 20, 2020
    Assignee: 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, William Greenlee
  • Publication number: 20200262818
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement Factor D are provided comprising Formula I, I? and I?? or a pharmaceutically acceptable salt or composition thereof. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade. The inhibitors of Factor D described herein reduces the excessive activation of complement.
    Type: Application
    Filed: May 5, 2020
    Publication date: August 20, 2020
    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, William Greenlee
  • Patent number: 10689409
    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: Grant
    Filed: January 14, 2019
    Date of Patent: June 23, 2020
    Assignee: 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 Phadke
  • Patent number: 10660876
    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 of Factor D described herein reduce the excessive activation of complement.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: May 26, 2020
    Assignee: 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: 10662175
    Abstract: Compounds, methods of use, and processes for making inhibitors of complement Factor D are provided comprising Formula I, I? and I?? or a pharmaceutically acceptable salt or composition thereof. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade. The inhibitors of Factor D described herein reduces the excessive activation of complement.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: May 26, 2020
    Assignee: 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, William Greenlee
  • Publication number: 20200071301
    Abstract: Complement Factor D inhibitors, pharmaceutical compositions, and uses thereof, as well as processes for their manufacture are provided. The compounds provided include Formula I, Formula II, Formula III, Formula IV, and Formula V, or a pharmaceutically acceptable salt, prodrug, isotopic analog, N-oxide, or isolated isomer thereof, optionally in a pharmaceutically acceptable composition. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade.
    Type: Application
    Filed: August 29, 2019
    Publication date: March 5, 2020
    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, Joel Charles Barrish, William Greenlee, Kyle J. Eastman
  • Publication number: 20200062790
    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: November 1, 2019
    Publication date: February 27, 2020
    Applicant: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Venkat Rao Gadhachanda, Qiuping Wang, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Patent number: 10550140
    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: Grant
    Filed: October 18, 2018
    Date of Patent: February 4, 2020
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Publication number: 20190382376
    Abstract: Complement Factor D inhibitors, pharmaceutical compositions, and uses thereof, as well as processes for their manufacture are provided. The compounds provided include Formula I, Formula II, Formula III, and Formula IV or a pharmaceutically acceptable salt, prodrug, isotopic analog, N-oxide, or isolated isomer thereof, optionally in a pharmaceutically acceptable composition. The inhibitors described herein target Factor D and inhibit or regulate the complement cascade.
    Type: Application
    Filed: August 29, 2019
    Publication date: December 19, 2019
    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, Joel Charles Barrish, William Greenlee, Kyle J. Eastman
  • Patent number: 10464956
    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: Grant
    Filed: February 14, 2019
    Date of Patent: November 5, 2019
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Venkat Rao Gadhachanda, Qiuping Wang, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Patent number: 10428095
    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: Grant
    Filed: October 1, 2018
    Date of Patent: October 1, 2019
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Avinash S. Phadke, Xiangzhu Wang, Dawei Chen, Akihiro Hashimoto, Venkat Rao Gadhachanda, Godwin Pais, Qiuping Wang, Atul Agarwal, Milind Deshpande
  • Patent number: 10428094
    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: Grant
    Filed: June 29, 2017
    Date of Patent: October 1, 2019
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Qiuping Wang, Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Patent number: 10385097
    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 substituent (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: Grant
    Filed: August 25, 2016
    Date of Patent: August 20, 2019
    Assignee: 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: 10370394
    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: Grant
    Filed: June 29, 2017
    Date of Patent: August 6, 2019
    Assignee: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Venkat Rao Gadhachanda, Godwin Pais, Akihiro Hashimoto, Qiuping Wang, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Publication number: 20190211033
    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 of Factor D described herein reduce the excessive activation of complement.
    Type: Application
    Filed: March 12, 2019
    Publication date: July 11, 2019
    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
  • Publication number: 20190185498
    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 14, 2019
    Publication date: June 20, 2019
    Applicant: Achillion Pharmaceuticals, Inc.
    Inventors: Jason Allan Wiles, Venkat Rao Gadhachanda, Qiuping Wang, Godwin Pais, Akihiro Hashimoto, Dawei Chen, Xiangzhu Wang, Atul Agarwal, Milind Deshpande, Avinash S. Phadke
  • Patent number: 10301336
    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: Grant
    Filed: October 16, 2018
    Date of Patent: May 28, 2019
    Assignee: 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 Phadke
  • Publication number: 20190144473
    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: January 14, 2019
    Publication date: May 16, 2019
    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 Phadke