Patents by Inventor Gollapalli B. Ramesh Khanna

Gollapalli B. Ramesh Khanna 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).

  • Enantioconvergent chemoenzymatic synthesis of ()-?-amino-?-hydroxybutyric acid (()-GABOB)
    Patent number: 7374926
    Abstract: The present invention particularly relates to a chemoenzymatic process for the stereoselective preparation of both enantiomers of 3-hydroxy-4-trityloxy butanenitrile key intermediates for the preparation of (R)-GABOB by lipase mediated kinetic resolution of its racemates and their effective application in the enantioconvergent synthesis of (R)-GABOB.
    Type: Grant
    Filed: December 23, 2004
    Date of Patent: May 20, 2008
    Assignee: Council of Scientific and Industrial Research
    Inventors: Ahmed Kamal, Gollapalli B. Ramesh Khanna, Krishnaji Tadiparthi, Ramu Rondla