Patents by Inventor Hejun Lü

Hejun Lü 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).

  • SALTS OF BICYCLO-SUBSTITUTED PYRAZOLON AZO DERIVATIVES, PREPARATION METHOD AND USE THEREOF
    Publication number: 20120164102
    Abstract: The pharmaceutically acceptable salts of bicycle-substituted pyrazolon azo derivatives represented by the general formula (I), their preparation methods, pharmaceutical compositions containing the same and their use as a therapeutic agent, especially as thrombopoietin (TPO) mimetics and their use as agonists of thrombopoietin receptor. The definitions of substituents in the general formula (I) are the same as the description.
    Type: Application
    Filed: May 28, 2010
    Publication date: June 28, 2012
    Inventors: Peng Cho Tang, Hejun Lü, Hongbo Fei, Yiqian Chen
  • Derivatives of azabicyclo octane, the method of making them and the uses thereof as inhibitors of dipeptidyl peptidase IV
    Patent number: 8178575
    Abstract: Derivatives of azabicyclo octane presented by formula (I), the method of making them, and the compositions containing the same and the uses thereof as inhibitors of dipeptidyl peptidase IV (DPP-IV), wherein the substitutes in formula (I) have the same meanings as what is mentioned in the descriptions.
    Type: Grant
    Filed: October 30, 2007
    Date of Patent: May 15, 2012
    Assignees: Shanghai Hengrui Pharmaceutical Co., Ltd., Jiangsu Hansoh Pharmaceutical Co., Ltd.
    Inventors: Pengcho Tang, Zhigang Lin, Hejun Lü, Fuqiang Zhao, Li Li
  • BICYCLO-SUBSTITUTED PYRAZOLON AZO DERIVATIVES, PREPARATION PROCESS AND PHARMACEUTICAL USE THEREOF
    Publication number: 20100316601
    Abstract: The bicyclo-substituted pyrazolon-azo derivatives of formula (I) or pharmaceutical acceptable salts, hydrates or solvates thereof, methods for their preparation, pharmaceutical compositions containing the same and their use as a therapeutic agent, especially as thrombopoietin (TPO) mimetics and their use as agonists of thrombopoietin receptor are disclosed. The definition of substituents in formula (I) are the same as defined in the description.
    Type: Application
    Filed: January 4, 2009
    Publication date: December 16, 2010
    Inventors: Peng Cho Tang, Hejun Lü, Hao Zheng, Yiqian Chen, Hongbo Fel, Shenglan Wang, Li Wang
  • DICYCLOAZAALKANE DERIVATES, PREPARATION PROCESSES AND MEDICAL USES THEREOF
    Publication number: 20100311747
    Abstract: Disclosed are new dicycloazaalkane derivates represented by general formula (I), preparation processes and pharmaceutical compositions containing them, and the uses for treatment especially for dipeptidyl peptidase inhibitor (DPP-IV), in which each substitute group of general formula (I) is as defined in specification.
    Type: Application
    Filed: May 20, 2008
    Publication date: December 9, 2010
    Inventors: Peng Cho Tang, Zhigang Lin, Hejun Lu, Fuqiang Zhao, Li Li, Fanglong Yang, Jianghong Fu, Lin Wang, Guangyuan Shen, Dongliang Guan
  • DERIVATIVES OF AZABICYCLO OCTANE, THE METHOD OF MAKING THEM AND THE USES THEREOF AS INHIBITORS OF DIPEPTIDYL PEPTIDASE IV
    Publication number: 20100016314
    Abstract: Derivatives of azabicyclo octane presented by formula (I), the method of making them, and the compositions containing the same and the uses thereof as inhibitors of dipeptidyl peptidase IV (DPP-IV), wherein the substitutes in formula (I) have the same meanings as what is mentioned in the descriptions.
    Type: Application
    Filed: October 30, 2007
    Publication date: January 21, 2010
    Inventors: Pengcho Tang, Zhigang Lin, Hejun Lü, Fuqiang Zhao, Li Li