Patents by Inventor Junda Cen

Junda Cen 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).

  • Pharmaceutical composition for improving dissolution rate of prasugrel and its preparation method
    Patent number: 9050328
    Abstract: A pharmaceutical composition containing prasugrel and its pharmaceutically acceptable salts, and methods for preparing the same are disclosed. The pharmaceutical composition improves the dissolution rate of prasugrel and its salts at high pH by using solid dispersion technology, inclusion technology or adding surfactants.
    Type: Grant
    Filed: April 22, 2011
    Date of Patent: June 9, 2015
    Assignee: Jiangsu Hansoh Pharmaceutical Group Co., Ltd.
    Inventors: Junda Cen, Chun-hong Zhang, Qi Zhang, Aifeng Lü
  • PHARMACEUTICAL COMPOSITION FOR IMPROVING SOLUBILITY OF PRASUGREL AND ITS PREPARATION METHOD
    Publication number: 20130045251
    Abstract: A pharmaceutical composition containing prasugrel and its pharmaceutically acceptable salts, and methods for preparing the same are disclosed. The pharmaceutical composition improves the dissolution rate of prasugrel and its salts at high pH by using solid dispersion technology, inclusion technology or adding surfactants.
    Type: Application
    Filed: April 22, 2011
    Publication date: February 21, 2013
    Applicant: JIANGSU HANSOH PHARMACEUTICAL GROUP CO., LTD
    Inventors: Junda Cen, Chun-hong Zhang, Qi Zhang, Aifeng Lü
  • 5-[(2R)-[2-[2-(2,2,2-TRIFLUOROETHOXY)PHENOXY]ETHYL]AMINO]PROPYL]-2-METHOXYBENZENESULFONAMIDE
    Publication number: 20100069668
    Abstract: 5-[(2R)-[2-[2-[2-(2,2,2-trifluoroethoxy)phenoxy]ethyl]amino]propyl]-2-methoxybenzenesulfonamide, a pharmaceutical composition containing the compound, and the synthesis method thereof. The compound has strong antagonism toward ?1-adrenceptor and has high selectivity toward smooth muscle of urethra.
    Type: Application
    Filed: October 19, 2007
    Publication date: March 18, 2010
    Inventors: Huijuan Zhong, Junda Cen