Patents by Inventor Conway Cheng Chang

Conway Cheng Chang 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).

  • Derivatives of polyene macrolides and preparation and use thereof
    Publication number: 20040029817
    Abstract: The present invention provides a new class of polyene macrolide derivatives useful for treating or preventing fungal infections. The new polyene macrolide derivatives exhibit surprisingly superior antifungal activity and water solubility compared to amphotericin B methyl ester (AME). In addition, the new polyene macrolide derivatives have improved water solubility and lower toxicity than both amphotericin B (AmB) and AME.
    Type: Application
    Filed: April 25, 2003
    Publication date: February 12, 2004
    Applicant: Micrologix Biotech Inc.
    Inventors: Christopher J. Baldwin, Conway Cheng Chang, Binh T. Dang