Patents by Inventor Zhantao Zhang

Zhantao Zhang 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: 10662198
    Abstract: The present disclosure relates to polymorphic forms of the compound methyl (3R,6S)-6-amino-sulfonylamino-1-(thiazol-2-yl)-3-(2,3,4-trifluorophenyl)-3,5,6,7-tetrahydropyrrolo[1,2-c]pyrimidin-4-formate (compound 1). The present disclosure further relates to a pharmaceutical composition and pharmaceutical use and a preparation method of the polymorphic forms of compound 1.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: May 26, 2020
    Assignee: QILU PHARMACEUTICAL CO., LTD.
    Inventors: Jianwei Shen, Jin Zhang, Long Li, Yonghong Gao, Zhantao Zhang, Yong Zhang
  • Publication number: 20200039992
    Abstract: The present disclosure relates to polymorphic forms of the compound methyl (3R,6S)-6-amino-sulfonylamino-1-(thiazol-2-yl)-3-(2,3,4-trifluorophenyl)-3,5,6,7-tetrahydropyrrolo[1,2-c]pyrimidin-4-formate (compound 1). The present disclosure further relates to a pharmaceutical composition and pharmaceutical use and a preparation method of the polymorphic forms of compound 1.
    Type: Application
    Filed: April 26, 2018
    Publication date: February 6, 2020
    Inventors: Jianwei SHEN, Jin ZHANG, Long LI, Yonghong GAO, Zhantao ZHANG, Yong ZHANG
  • Patent number: 8637681
    Abstract: Provided are pyrrolyl substituted dihydroindol-2-one derivatives represented by formula (I), pharmaceutically acceptable salts or solvates of said derivatives, or solvates of said salts, which are effective tyrosine kinase inhibitors. Also provided are the preparation methods of the above compounds, pharmaceutical compositions containing these compounds, and the use of these compounds in manufacturing drugs useful for the treatment or adjunctive treatment of tumors medicated by tyrosine kinases or proliferation or migration of tumor cells driven by tyrosine kinases in mammals (including human).
    Type: Grant
    Filed: March 31, 2011
    Date of Patent: January 28, 2014
    Assignee: Qilu Pharmaceutical Co., Ltd.
    Inventors: Jingyi Wang, Chuanwen Fan, Long Zhang, Boyan Xu, Shousheng Yan, Zongru Guo, Minghui Zhang, Dong Lin, Zhantao Zhang, Haojie Zhou
  • Publication number: 20130158030
    Abstract: Provided are pyrrolyl substituted dihydroindol-2-one derivatives represented by formula (I), pharmaceutically acceptable salts or solvates of said derivatives, or solvates of said salts, which are effective tyrosine kinase inhibitors. Also provided are the preparation methods of the above compounds, pharmaceutical compositions containing these compounds, and the use of these compounds in manufacturing drugs useful for the treatment or adjunctive treatment of tumors medicated by tyrosine kinases or proliferation or migration of tumor cells driven by tyrosine kinases in mammals (including human).
    Type: Application
    Filed: March 31, 2011
    Publication date: June 20, 2013
    Applicant: QILU PHARMACEUTICAL CO., LTD
    Inventors: Jingyi Wang, Chuanwen Fan, Long Zhang, Boyan Xu, Shousheng Yan, Zongru Guo, Minghui Zhang, Dong Lin, Zhantao Zhang, Haojie Zhou