Patents by Inventor Zhen Z. Cheng

Zhen Z. Cheng 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).

  • METHODS FOR SYNTHESIZING BENZOTHIAZEPINE COMPOUNDS
    Publication number: 20090292119
    Abstract: The present invention provides improved methods for synthesizing novel benzothiazepine compounds. In particular, the invention relates to a new method that generally is used to make the substituted 2,3,4,5-tetrahydro-1,4-benzothiazepine compounds of a general formula which then may be used to make many other benzothiazepine compounds.
    Type: Application
    Filed: October 31, 2008
    Publication date: November 26, 2009
    Applicant: THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
    Inventors: Donald W. Landry, Shixian Deng, Zhen Z. Cheng