Patents by Inventor Chikeung Wan

Chikeung Wan 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).

  • Angular Pyranocoumarins, Process for Preparation and Uses Thereof
    Publication number: 20100279964
    Abstract: The present invention relates to methods of using 3?,4?-aromatic acyloxy substituted 7,8-pyranocoumarins compounds in reversing P-glycoprotein overexpression mediated multidrug resistance in cancer cells including uses in treating cancers.
    Type: Application
    Filed: July 16, 2010
    Publication date: November 4, 2010
    Inventors: Wangfun Fong, Xiaoling Shen, Guangying Chen, Guoyuan Zhu, Chikeung Wan, Kaiwing Tse
  • Angular Pyranocoumarins, Process for Preparation and Uses Thereof
    Publication number: 20090111836
    Abstract: The present invention relates to compounds, compositions for use in reversing multidrug resistance in cancer cells, process for the preparation thereof and their uses in treating cancers. More particularly, the present invention relates to 3?,4?-aromatic acyloxy substituted 7,8-pyranocoumarins compounds for use in reversing P-glycoprotein overexpression mediated multidrug resistance in cancer cells, pyranocoumarins containing compositions, process for the preparation thereof and their uses in treating cancers.
    Type: Application
    Filed: October 31, 2007
    Publication date: April 30, 2009
    Inventors: Wangfun Fong, Xiaoling Shen, Guangying Chen, Guoyuan Zhu, Chikeung Wan, Kaiwing Tse