Patents by Inventor Siwang Yu

Siwang Yu 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: 20250313522
    Abstract: A phenoxy carboxylic acid compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; a pharmaceutical composition comprising the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; and a medicinal use of the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof, for preventing and/or treatment of a metabolic disease (e.g., metabolic syndrome, non-alcoholic fatty liver disease, and/or diabetes mellitus).
    Type: Application
    Filed: May 20, 2025
    Publication date: October 9, 2025
    Applicant: QINGDAO RISING BIOTECHNOLOGY CO., LTD
    Inventors: Ning JIAO, Siwang YU, Song SONG, Yameng LIU, Simin YANG
  • Patent number: 12365643
    Abstract: A phenoxy carboxylic acid compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; a pharmaceutical composition comprising the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; and a medicinal use of the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof, for preventing and/or treatment of a metabolic disease (e.g., metabolic syndrome, non-alcoholic fatty liver disease, and/or diabetes mellitus).
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: July 22, 2025
    Assignee: QINGDAO RISING BIOTECHNOLOGY CO., LTD
    Inventors: Ning Jiao, Siwang Yu, Song Song, Yameng Liu, Simin Yang
  • Publication number: 20220119333
    Abstract: A phenoxy carboxylic acid compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; a pharmaceutical composition comprising the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof; and a medicinal use of the compound, its pharmaceutically acceptable salt or ester, stereoisomer, prodrug, hydrate, solvate or crystal form, or metabolite form thereof, or any combination or mixture thereof, for preventing and/or treatment of a metabolic disease (e.g., metabolic syndrome, non-alcoholic fatty liver disease, and/or diabetes mellitus).
    Type: Application
    Filed: August 23, 2019
    Publication date: April 21, 2022
    Applicant: QINGDAO WHOLESOMTECH CO., LTD.
    Inventors: Ning Jiao, Siwang Yu, Song Song, Yameng Liu, Simin Yang
  • Patent number: 9643968
    Abstract: Provided is a fused acridine derivative as formula (I), which has good antitumor activity. In addition, also provided are a process for preparing the derivative, a pharmaceutical composition containing the derivative, and the use thereof.
    Type: Grant
    Filed: February 15, 2015
    Date of Patent: May 9, 2017
    Assignee: Peking University
    Inventors: Xiangbao Meng, Zhongjun Li, Shan Liu, Siwang Yu, Linling Que
  • Publication number: 20170015664
    Abstract: Provided is a fused acridine derivative as formula (I), which has good antitumor activity. In addition, also provided are a process for preparing the derivative, a pharmaceutical composition containing the derivative, and the use thereof.
    Type: Application
    Filed: February 15, 2015
    Publication date: January 19, 2017
    Inventors: Xiangbao Meng, Zhongjun Li, Shan Liu, Siwang Yu, Linling Que