Patents by Inventor Yong Victoria Wei

Yong Victoria 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).

  • Conversion process for 2,3-benzodiazepine enantiomers
    Patent number: 7541355
    Abstract: Methods for the racemization of an enantiomer of a 2,3-benzodiazepine molecule into the corresponding racemic mixture under either basic or acidic conditions are described. Furthermore, the invention relates to the conversion of an enantiomer of tofisopam or its metabolites to the corresponding opposite enantiomer.
    Type: Grant
    Filed: May 23, 2005
    Date of Patent: June 2, 2009
    Assignee: Vela Acquisition Corporation
    Inventors: Yong Victoria Wei, Naidaong Ye, Kimm Galbraith, Jianfeng Shi, Wuyi Wang, Yungen Xu, Mallikarjun Reddy Ravi