Patents by Inventor Buddh Singh

Buddh Singh 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).

  • Chemo-enzymatic process for the preparation of opticaly enriched ?-benzyl-?-butyrolactones
    Patent number: 7153983
    Abstract: The present invention relates to a novel synthetic process for the enriched preparation of substituted R(+)?-benzyl-?-butyrolactone (1) as shown in the drawing wherein R1 and R2 independently or in combination represent the following groups: i.e.
    Type: Grant
    Filed: March 3, 2003
    Date of Patent: December 26, 2006
    Assignee: Council of Scientific and Industrial Research
    Inventors: Subhash Chandra Taneja, Surrinder Kaul, Buddh Singh, Ghulam Nabi Qazi
  • Novel chemo-enzymatic process for the preparation of opticaly enriched beta-benzyl-gamma-butyrolactones
    Publication number: 20040014993
    Abstract: The present invention relates to a novel process for the preparation of optically enriched substituted R(+)&bgr;-benzyl-&ggr;-butyrolactones of the general formula 1, 1
    Type: Application
    Filed: March 3, 2003
    Publication date: January 22, 2004
    Applicant: Council of Scientific and Industrial Research
    Inventors: Subhash Chandra Taneja, Surrinder Kaul, Buddh Singh, Ghulam Nabi Qazi