Patents by Inventor Bailing YANG

Bailing YANG 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).

  • PREPARATION METHOD OF A CYCLIC PHOSPHONATE COMPOUND
    Publication number: 20210277039
    Abstract: A method for preparing the cyclic phosphonate compound of Formula I is described. The method significantly improves the stereoselectivity of the compound with the required configuration.
    Type: Application
    Filed: April 15, 2021
    Publication date: September 9, 2021
    Inventors: Jinzi Jason WU, Bailing YANG, Bin LIANG
  • PHARMACEUTICAL COMPOSITION FOR TREATING VIRAL HEPATITIS C
    Publication number: 20210038681
    Abstract: The present invention provides a pharmaceutical composition for treating viral hepatitis C, comprising ravidasvir (ASC16) or a pharmaceutically acceptable salt thereof and danoprevir (ASC08) or a pharmaceutically acceptable salt thereof. The combined use of ASC16 and ASC08 has an enhanced effect, and the experimental results show that ASC16 and ASC08 can form an effective combined anti-HCV treatment regimen. Moreover, the administration regimen of ASC16 in combination of ASC08 further expands the action spectrum of therapeutic drugs. More importantly, the combined use of ASC16 and ASC08 solves the problem of drug resistance.
    Type: Application
    Filed: February 9, 2018
    Publication date: February 11, 2021
    Inventors: Jinzi Jason Wu, Kristjan Gudmundsson, Bailing Yang, Bo Shan
  • Salt form and crystal form of 1,2,5-thiadiazolidin-1,1-dioxide, preparation method thereof and intermediate
    Patent number: 10227339
    Abstract: The present invention discloses a salt form, crystal form and intermediate of the compound 1, and preparation method thereof.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: March 12, 2019
    Assignee: Jiangsu Kanion Pharmaceutical Co. Ltd
    Inventors: Peng Li, Bailing Yang, Fei Hao, Zheng Wang, Zongbin Li, Haiying He, Shuhui Chen, Wei Xiao, Wang Shen, Zhenzhong Wang
  • Anti-enterovirus 71 thiadiazolidine derivative
    Patent number: 9988361
    Abstract: Disclosed is a novel anti-enterovirus 71 (EV71) 1,2,5-thiadiazolidine-1,1-dioxide derivative or a pharmaceutically acceptable salt thereof, and specifically, a compound represented by formula (II) or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: June 5, 2018
    Assignee: Jiangsu Kanion Pharmaceutical Co., Ltd.
    Inventors: Peng Li, Haiying He, Ning Li, Jian Li, Shuhui Chen, Bailing Yang, Wang Shen, Wei Xiao
  • SALT FORM AND CRYSTAL FORM OF 1,2,5-THIADIAZOLIDIN-1,1-DIOXIDE, PREPARATION METHOD THEREOF AND INTERMEDIATE
    Publication number: 20180141940
    Abstract: The present invention discloses a salt form, crystal form and intermediate of the compound 1, and preparation method thereof.
    Type: Application
    Filed: October 25, 2016
    Publication date: May 24, 2018
    Inventors: Peng LI, Bailing YANG, Fei HAO, Zheng WANG, Zongbin LI, Haiying HE, Shuhui CHEN, Wei XIAO, Wang SHEN, Zhenzhong WANG
  • ANTI-ENTEROVIRUS 71 THIADIAZOLIDINE DERIVATIVE
    Publication number: 20170066732
    Abstract: Disclosed is a novel anti-enterovirus 71 (EV71) 1,2,5-thiadiazolidine-1,1-dioxide derivative or a pharmaceutically acceptable salt thereof; and specifically, a compound represented by formula (II) or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 21, 2015
    Publication date: March 9, 2017
    Inventors: Peng LI, Haiying HE, Ning LI, Jian LI, Shuhui CHEN, Bailing YANG, Wang SHEN, Wei XIAO