Patents by Inventor Yat Sun Or

Yat Sun Or 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: 11753403
    Abstract: The present invention provides compounds inhibiting eIF4E activity, and compositions and methods of using thereof.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: September 12, 2023
    Assignee: PIC Therapeutics, Inc.
    Inventors: Christopher L. Vandeusen, Alan E. Walts, Yat Sun Or
  • Patent number: 11738019
    Abstract: The present invention discloses compounds of Formula (I), and 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: July 10, 2020
    Date of Patent: August 29, 2023
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Joseph Panarese, Samuel Bartlett, Dexter Davis, Nathaniel Kenton, Yat Sun Or
  • Patent number: 11718641
    Abstract: The present invention provides compounds of Formula I, pharmaceutical compositions comprising these compounds and methods of using these compounds to prevent or treat FXR-mediated or TGR5-mediated diseases or conditions.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: August 8, 2023
    Assignee: Enanta Pharmaceuticals, Inc.
    Inventors: Guoqiang Wang, Yat Sun Or, Ruichao Shen, Jiang Long, Peng Dai, Xuechao Xing, Jing He
  • 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: 20230234922
    Abstract: The present invention relates to processes for preparing a Compound (1): or a pharmaceutically acceptable salt or solvate thereof. Compound (1) is useful as in many pharmaceutical agents, especially is useful as key intermediate in the synthesis of certain SARS-CoV-2 3CLpro inhibitors.
    Type: Application
    Filed: January 10, 2023
    Publication date: July 27, 2023
    Inventors: Kaicheng Zhu, Tao Wang, Jiajun Zhang, Hui Cao, Ruichao Shen, Guoqiang Wang, George G. Wu, Yat Sun Or
  • Publication number: 20230203048
    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: June 29, 2023
    Inventors: Guoqiang Wang, Ruichao Shen, Xuechao Xing, Yong He, Matthew C. Rhodes, Yat Sun Or
  • Publication number: 20230174542
    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 6, 2022
    Publication date: June 8, 2023
    Inventors: Joseph D. Panarese, Sean Rafferty, Jonathan Thielman, Nathaniel T. Kenton, Samuel Bartlett, Yat Sun Or
  • Publication number: 20230174515
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, ester, stereoisomer, tautomer, solvate, hydrate, or combination thereof: which inhibit the Apoptosis signal-regulating kinase 1 (ASK-1), which associated with autoimmune disorders, neurodegenerative disorders, inflammatory diseases, chronic kidney disease, cardiovascular disease. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from ASK-1 related disease. The invention also relates to methods of treating an ASK-1 related disease in a subject by administering a pharmaceutical composition comprising the compounds of the present invention. The present invention specifically relates to methods of treating ASK-1 associated with hepatic steatosis, including non-alcoholic fatty liver disease (NAFLD) and non-alcohol steatohepatitis disease (NASH).
    Type: Application
    Filed: December 2, 2022
    Publication date: June 8, 2023
    Inventors: Guoqiang Wang, Ruichao Shen, Jiang Long, Jun Ma, Xuechao Xing, Yong He, Brett Granger, Jing He, Bin Wang, Yat Sun Or
  • Publication number: 20230174531
    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 6, 2022
    Publication date: June 8, 2023
    Inventors: Joseph D. Panarese, Samuel Bartlett, Yat Sun Or
  • Publication number: 20230159545
    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 25, 2023
    Inventors: Joseph D. Panarese, Samuel Bartlett, Guoqiang Wang, 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: 20230143250
    Abstract: The present invention provides compounds of Formula (I), pharmaceutical compositions comprising these compounds and methods of using these compounds to provides a method of modulating a HSD17B13 protein for treatment of metabolic disease or liver condition, The present invention relates generally to compounds and pharmaceutical compositions useful as 17?-HSD13 inhibitors. Specifically, the present invention relates to compounds useful as inhibitors of 17?-HSD13 and methods for their preparation and use.
    Type: Application
    Filed: August 19, 2022
    Publication date: May 11, 2023
    Inventors: Guoqiang Wang, Jun Ma, Brett Granger, Jiang Long, Bin Wang, Sourav Ghorai, Jing He, Yong He, Xuechao Xing, Ruichao Shen, Yat Sun Or
  • Publication number: 20230125803
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit Human Respiratory Syncytial Virus (HRSV) or Human Metapneumovirus (HMPV) inhibitors. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HRSV or HMPV infection. The invention also relates to methods of treating an HRSV or HMPV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: August 24, 2022
    Publication date: April 27, 2023
    Inventors: Adam Szymaniak, Kevin McGrath, Jianming Yu, Tyler Mann, Long Nguyen, Kaicheng Zhu, In Jong Kim, Yat Sun Or
  • Publication number: 20230122228
    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 20, 2023
    Inventors: Ruichao Shen, Yong He, Xuechao Xing, Matthew C. Rhodes, Joseph D. Panarese, Samuel Bartlett, Wei Li, Hui Cao, Jiajun Zhang, Xiaowen Peng, 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: 20230115580
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit Human Respiratory Syncytial Virus (HRSV) or Human Metapneumovirus (HMPV) inhibitors. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HRSV or HMPV infection. The invention also relates to methods of treating an HRSV or HMPV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: April 13, 2022
    Publication date: April 13, 2023
    Inventors: Adam Szymaniak, Jianming Yu, Kevin McGrath, Xiben Li, Tyler J. Mann, Robert Leon, In Jong Kim, Yat Sun Or, Long Nguyen
  • 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
  • Publication number: 20230108803
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit Human Respiratory Syncytial Virus (HRSV) or Human Metapneumovirus (HMPV) inhibitors. The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from HRSV or HMPV infection. The invention also relates to methods of treating an HRSV or HMPV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: February 24, 2022
    Publication date: April 6, 2023
    Inventors: Adam Szymaniak, Jianming Yu, Kevin McGRATH, Xiben Li, Tyler J. Mann, Robert Leon, In Jong Kim, Yat Sun Or, Long Nguyen
  • Publication number: 20230087410
    Abstract: The present invention discloses compounds of Formula (I), or pharmaceutically acceptable salts, esters, or prodrugs thereof: which inhibit Respiratory Syncytial Virus (RSV). The present invention further relates to pharmaceutical compositions comprising the aforementioned compounds for administration to a subject suffering from RSV infection. The invention also relates to methods of treating an RSV infection in a subject by administering a pharmaceutical composition comprising the compounds of the present invention.
    Type: Application
    Filed: May 3, 2022
    Publication date: March 23, 2023
    Inventors: Brian C. Shook, In Jong Kim, Thomas P. Blaisdell, Jianming Yu, Joseph D. Panarese, Yat Sun Or