Patents by Inventor Shousheng Yan

Shousheng Yan 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: 10385056
    Abstract: The invention relates to a 4-substituted pyrrolo[2,3-d]pyrimidine compound and the use thereof in preparing medications for treating JAK-targeted diseases such as rheumatoid, immune system diseases, and tumor. The 4-substituted pyrrolo[2,3-d]pyrimidine compound of the invention is as shown in chemical formula I. The activity experimental results of the invention show that the new compound has obvious effect and activity in inhibition of Janus kinases, JAK-STAT, cell proliferation of human lymphocytoma, and rheumatoid arthritis.
    Type: Grant
    Filed: March 24, 2015
    Date of Patent: August 20, 2019
    Assignee: JIANGSU CAREFREE PHARMACEUTICAL CO., LTD
    Inventors: Yinlin Qin, Mei Su, Shousheng Yan, Xianzhi Wu, Tao Chen, Jianhua Jiang
  • Publication number: 20160333015
    Abstract: The invention relates to a 4-substituted pyrrolo[2,3-d]pyrimidine compound and the use thereof in preparing medications for treating JAK-targeted diseases such as rheumatoid, immune system diseases, and tumor. The 4-substituted pyrrolo[2,3-d]pyrimidine compound of the invention is as shown in chemical formula I. The activity experimental results of the invention show that the new compound has obvious effect and activity in inhibition of Janus kinases, JAK-STAT, cell proliferation of human lymphocytoma, and rheumatoid arthritis.
    Type: Application
    Filed: March 24, 2015
    Publication date: November 17, 2016
    Applicant: JIANGSU CAREFREE PHARMACEUTICAL CO., LTD
    Inventors: Yinlin QIN, Mei SU, Shousheng YAN, Xianzhi WU, Tao CHEN, Jianhua JIANG
  • Patent number: 8916574
    Abstract: The present invention relates to 4-(substituted anilino)-quinazoline derivatives as tyrosine kinase inhibitors. Specifically, compounds of formula I, or pharmaceutically acceptable salts or solvates thereof are disclosed, in which each substitutent in formula I is defined in the description. Preparation method of the compounds of formula I, pharmaceutical compositions and pharmaceutical uses thereof are also disclosed. The compounds of formula I are effective tyrosine kinase inhibitors.
    Type: Grant
    Filed: September 20, 2010
    Date of Patent: December 23, 2014
    Assignee: Qilu Pharmaceutical Co., Ltd.
    Inventors: Jingyi Wang, Chuanwen Fan, Long Zhang, Zhongru Guo, Ying Li, Shaobo Yang, Shousheng Yan, Jianrong Zhu, Qingmin Yang, Minghui 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
  • Publication number: 20120208833
    Abstract: The present invention relates to 4-(substituted anilino)-quinazoline derivatives as tyrosine kinase inhibitors. Specifically, compounds of formula I, or pharmaceutically acceptable salts or solvates thereof are disclosed, in which each substitutent in formula I is defined in the description. Preparation method of the compounds of formula I, pharmaceutical compositions and pharmaceutical uses thereof are also disclosed. The compounds of formula I are effective tyrosine kinase inhibitors.
    Type: Application
    Filed: September 20, 2010
    Publication date: August 16, 2012
    Applicant: QILU Pharmaceutical Co., Ltd.
    Inventors: Jingyi Wang, Chuanwen Fan, Long Zhang, Zhongru Guo, Ying Li, Shaobo Yang, Shousheng Yan, Jianrong Zhu, Qingmin Yang, Minghui Zhang