Patents by Inventor Virgil Fergason

Virgil Fergason 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).

  • Low amylopectin starch
    Patent number: 5300145
    Abstract: This invention provides a starch derived from a single plant source, comprising less than 10%, optionally less than 5%, amylopectin. The starch additionally comprises at least 75% amylose, optionally at least 85% amylose, measured by butanol fractionation/exclusion chromatography measurement. In another aspect of this invention, the starch is extracted in substantially pure form from a starch bearing plant having a recessive amylose extender genotype that is associated with amylose extender modifying genes. The starch bearing plant from which the starch is extracted is preferably a maize plant.
    Type: Grant
    Filed: August 28, 1992
    Date of Patent: April 5, 1994
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: Virgil Fergason, Roger Jeffcoat, John E. Fannon, Teresa Capitani