Patents by Inventor Michael T. Dueber

Michael T. Dueber 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).

  • Enzymatic method for preparing transesterified oils
    Patent number: 5288619
    Abstract: An enzymatic transesterification method for preparing a margarine oil having both low trans- acid and low intermediate chain fatty acid content is disclosed. The method includes the steps of providing a transesterification reaction mixture containing a stearic acid source material and an edible liquid vegetable oil, transesterifying the stearic acid source material and the vegetable oil using a 1-, 3-positionally specific lipase, and then finally hydrogenating the fatty acid mixture to provide a recycle stearic acid source material for a recyclic reaction with the vegetable oil. Also described is a counter-current method for preparing a transesterified oil.
    Type: Grant
    Filed: June 11, 1992
    Date of Patent: February 22, 1994
    Assignee: Kraft General Foods, Inc.
    Inventors: Peter H. Brown, Federico D. Carvallo, Robert C. Dinwoodie, Michael T. Dueber, David K. Hayashi, R. G. Krishnamurthy, Zohar M. Merchant, James J. Myrick, Richard S. Silver, Chrisanthus Thomas