Patents by Inventor Deonaraine Singh

Deonaraine 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).

  • Ultra-sonic removal of xanthines from cocoa beans
    Patent number: 5139799
    Abstract: Xanthine compounds are removed from cocoa beans by subjecting a mixture of a cocoa bean feedstock and a xanthine leachant to ultrasonic radiation.
    Type: Grant
    Filed: April 30, 1991
    Date of Patent: August 18, 1992
    Assignee: Nestec S.A.
    Inventors: Albert S. Palson, Deonaraine Singh, Sivaraman Vijayan