Patents by Inventor Grace Thomas

Grace Thomas 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).

  • Chiral derivatives of Garcinia acid bearing lactone ring moiety and process for preparing the same
    Patent number: 6489492
    Abstract: The present invention relates to a novel chiral derivative of Garcinia acid bearing lactone ring moiety of formula I, wherein: R1=R3=alkali salt of carboxyl acid, or acid chloride or lower esters or part of N-substituted cyclic imides. R2=hydroxyl or protected hydroxyl group and a process for preparing the same.
    Type: Grant
    Filed: September 5, 2001
    Date of Patent: December 3, 2002
    Assignee: Department of Science and Technology
    Inventors: Ibrahim Ibnu Saud, Grace Thomas, Paleappadam Vavan Sasi
  • Novel chiral derivatives of garcinia acid bearing lactone ring moiety and process for preparing the same
    Publication number: 20020137950
    Abstract: The present invention relates to a novel chiral derivative of Garcinia acid bearing lactone ring moiety of formula I, 1
    Type: Application
    Filed: September 5, 2001
    Publication date: September 26, 2002
    Inventors: Ibrahim Ibnu Saud, Grace Thomas, Paleappadam Vavan Sasi