Patents by Inventor Shuhhui CHEN

Shuhhui CHEN 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).

  • Hepatitis B virus surface antigen inhibitor
    Patent number: 11008331
    Abstract: 10-oxo-6,1-dihydrobenzo[e]pyrido[1,2-c][1,3]oxazine-9-carboxylic acid derivatives of formula (I) as hepatitis B surface antigen inhibitors or pharmaceutically acceptable salts thereof, and uses of a compound of formula (I) or pharmaceutically acceptable salts thereof and pharmaceutical compositions thereof in preparation of medicaments for treatment of viral hepatitis B.
    Type: Grant
    Filed: March 9, 2018
    Date of Patent: May 18, 2021
    Assignee: FUJIAN COSUNTER PHARMACEUTICAL CO., LTD.
    Inventors: Fei Sun, Jinhua Du, Yanbin Hu, Lili Zhou, Charles Z. Ding, Shuhhui Chen
  • HEPATITIS B VIRUS SURFACE ANTIGEN INHIBITOR
    Publication number: 20200039995
    Abstract: 10-oxo-6,1-dihydrobenzo[e]pyrido[1,2-c][1,3]oxazine-9-carboxylic acid derivatives of formula (I) as hepatitis B surface antigen inhibitors or pharmaceutically acceptable salts thereof, and uses of a compound of formula (I) or pharmaceutically acceptable salts thereof and pharmaceutical compositions thereof in preparation of medicaments for treatment of viral hepatitis B.
    Type: Application
    Filed: March 9, 2018
    Publication date: February 6, 2020
    Applicants: FUJIAN COSUNTER PHARMACEUTICAL CO., LTD., MEDSHINE DISCOVERY INC.
    Inventors: Fei SUN, Jinhua DU, Yanbin HU, Lili ZHOU, Charles Z. DING, Shuhhui CHEN