Patents by Inventor Xuri Gao

Xuri Gao 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: 12145942
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit picornavirus, norovirus or coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a virus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: November 19, 2024
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Hui Cao, Jiajun Zhang, Xuechao Xing, Matthew C. Rhodes, Xuri Gao, Wei Li, Yat Sun Or
  • Publication number: 20240366538
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: X-A-Y-L-R??(I) which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: May 10, 2024
    Publication date: November 7, 2024
    Inventors: Yao-Ling QIU, Xuri GAO, Jorden KASS, Hui CAO, Wei LI, Xiaowen PENG, Byung-Chul SUH, Yat Sun OR
  • Publication number: 20240327334
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: December 20, 2023
    Publication date: October 3, 2024
    Inventors: Xuri GAO, Bin WANG, Hui CAO, Jiajun ZHANG, Yuk Ming SIU, Jiang LONG, Wei LI, Matthew C. RHODES, Xuechao XING, Jianming YU, Scott MITCHELL, Yat Sun OR
  • Patent number: 12054493
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: X-A-Y-L-R??(I) which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: August 6, 2024
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yao-Ling Qiu, Xuri Gao, Wei Li, Hui Cao, Meizhong Jin, Jorden Kass, Xiaowen Peng, Yat Sun Or
  • Publication number: 20240207224
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 15, 2023
    Publication date: June 27, 2024
    Inventors: Jiajun Zhang, Xuri Gao, Hui Cao, Yuk Ming Siu, Bin Wang, Jiang Long, Wei Li, Matthew C. Rhodes, Xuechao Xing, Scott Mitchell, Yat Sun Or
  • Patent number: 12011425
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: X-A-Y-L-R??(I) which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: January 25, 2023
    Date of Patent: June 18, 2024
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yao-Ling Qiu, Xuri Gao, Jorden Kass, Hui Cao, Wei Li, Xiaowen Peng, Byung-Chul Suh, Yat Sun Or
  • Patent number: 11976084
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: May 7, 2024
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Ruichao Shen, Jun Ma, Yong He, Xuechao Xing, Hui Cao, Xuri Gao, Xiaowen Peng, Joseph D. Panarese, Yat Sun Or
  • Patent number: 11912714
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: February 27, 2024
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Hui Cao, Wei Li, Xuri Gao, Jiajun Zhang, Xiaowen Peng, Jorden Kass, Ruichao Shen, Guoqiang Wang, Yat Sun Or
  • Publication number: 20230331734
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit picornavirus, norovirus or coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a virus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 4, 2023
    Publication date: October 19, 2023
    Inventors: Hui Cao, Jiajun Zhang, Xuechao Xing, Matthew C. Rhodes, Xuri Gao, Wei Li, Yat Sun Or
  • Publication number: 20230295175
    Abstract: The present invention relates to processes for preparing a compound of Formula (A): or a pharmaceutically acceptable salt or solvate thereof. Compound of Formula (A) and pharmaceutical compositions are useful as SARS-CoV-2 3CL pro inhibitors.
    Type: Application
    Filed: March 17, 2023
    Publication date: September 21, 2023
    Inventors: Kaicheng Zhu, Tao Wang, Xin Zhang, Xiaowen Peng, Ruichao Shen, Jiajun Zhang, Wei Li, Hui Cao, Xuri Gao, Guoqiang Wang, George G. Wu, Yat Sun Or
  • Patent number: 11760755
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, thereof: which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: September 19, 2023
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yao-Ling Qiu, Xiaowen Peng, Xuri Gao, Wei Li, Hui Cao, Byung-Chul Suh, Jorden Kass, Jiajun Zhang, Yat Sun Or
  • Publication number: 20230241012
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: X-A-Y-L-R??(I) which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: January 25, 2023
    Publication date: August 3, 2023
    Inventors: Yao-Ling Qiu, Xuri Gao, Jorden Kass, Hui Cao, Wei Li, Xiaowen Peng, Byung-Chul Suh, Yat Sun Or
  • Publication number: 20230159546
    Abstract: The present invention discloses compounds of Formula (Ia), and pharmaceutically acceptable salts thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 17, 2022
    Publication date: May 25, 2023
    Inventors: Jorden Kass, Wei Li, Hui Cao, Jiajun Zhang, Xuri Gao, Xiaowen Peng, Ruichao Shen, Guoqiang Wang, Yat Sun Or
  • Publication number: 20230151019
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 9, 2022
    Publication date: May 18, 2023
    Inventors: Hui Cao, Wei Li, Xuri Gao, Jiajun Zhang, Xiaowen Peng, Jorden Kass, Ruichao Shen, Guoqiang Wang, Yat Sun Or
  • Publication number: 20230115107
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 14, 2022
    Publication date: April 13, 2023
    Inventors: Xuri Gao, Wei Li, Jiajun Zhang, Xiaowen Peng, Hui Cao, Jorden Kass, Ruichao Shen, Guoqiang Wang, Yat Sun Or
  • Publication number: 20230103494
    Abstract: The present invention discloses compounds of Formula (Ia), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 22, 2021
    Publication date: April 6, 2023
    Inventors: Guoqiang Wang, Ruichao Shen, Yong He, Jun Ma, Xuechao Xing, Hui Cao, Xuri Gao, Xiaowen Peng, Jiang Long, Wei Li, Jiajun Zhang, Joseph D. Panarese, Nathaniel Thomas Kenton, Samuel Bartlett, Yat Sun Or
  • Patent number: 11596611
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: X-A-Y-L-R??(I) which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: March 7, 2023
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yao-Ling Qiu, Xuri Gao, Jorden Kass, Hui Cao, Wei Li, Xiaowen Peng, Byung-Chul Suh, Yat Sun Or
  • Publication number: 20220402926
    Abstract: The present invention discloses compounds of Formula (I), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (I) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (I) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 13, 2022
    Publication date: December 22, 2022
    Inventors: Jiajun Zhang, Xiaowen Peng, Byung-Chul Suh, Jorden Kass, Xuri Gao, Hui Cao, Wei Li, Joseph D. Panarese, Guoqiang Wang, Yat Sun Or
  • Patent number: 11472808
    Abstract: The present invention discloses substituted pyrrolo[1,2-c]pyrimidines, such as the compound which inhibit the protein(s) encoded by hepatitis B virus (HBV) or interfere with the function of the HBV life cycle of the hepatitis B virus and are also useful as antiviral agents. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HBV infection. The invention also relates to methods of treating an HBV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: October 18, 2022
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Yao-Ling Qiu, Xiaowen Peng, Wei Li, Xuri Gao, Jorden Kass, Byung-Chul Suh, Hui Cao, Jiajun Zhang, Yat Sun Or
  • Patent number: 11384090
    Abstract: The present invention discloses compounds of Formula (Ia), and pharmaceutically acceptable salts, thereof: which inhibit coronavirus replication activity. The invention further relates to pharmaceutical compositions comprising a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof, and methods of treating or preventing a coronavirus infection in a subject in need thereof, comprising administering to the subject a therapeutically effective amount of a compound of Formula (Ia) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: July 12, 2022
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Ruichao Shen, Yong He, Xuri Gao, Jun Ma, Xuechao Xing, Hui Cao, Joseph D. Panarese, Yat Sun Or