Patents by Inventor Raoul Guillaume Philippe Walon

Raoul Guillaume Philippe Walon 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).

  • Preparation of levulose from granular starch
    Patent number: 4009074
    Abstract: A process for the direct conversion of granular starch to levulose comprising mixing a granular starch with water, bacterial alpha-amylase, glucoamylase and a glucose isomerase derived from Streptomyces albus at a temperature of from about 40.degree. to about 70.degree. C. and a pH of from about 5.0 to about 7.0 and maintaining the starch in essentially granular form until a soluble hydrolysate containing levulose is produced, wherein any residual insoluble starch is in essentially granular, ungelatinized form.
    Type: Grant
    Filed: March 13, 1975
    Date of Patent: February 22, 1977
    Assignee: CPC International Inc.
    Inventor: Raoul Guillaume Philippe Walon