Patents by Inventor Zhongyong Wei

Zhongyong Wei 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).

  • Compounds with analgesic effect
    Patent number: 6187792
    Abstract: Compounds of general formula (I) are disclosed and claimed in the present application, as well as their pharmaceutically acceptable salts, pharmaceutical compositions comprising the novel compounds and their use in therapy, in particular in the management of pain.
    Type: Grant
    Filed: March 5, 1998
    Date of Patent: February 13, 2001
    Assignee: Astra Pharma Inc.
    Inventors: Daniel Delorme, Edward Roberts, Zhongyong Wei