Patents by Inventor Francis W. Calhoon

Francis W. Calhoon 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).

  • Method of producing vitamin powders
    Publication number: 20020001622
    Abstract: The present invention relates in general to a method of producing a dry, free-flowing mixture of liquid tocopherols. The present invention also relates to a dry free-flowing vitamin powder.
    Type: Application
    Filed: August 22, 2001
    Publication date: January 3, 2002
    Inventors: Charles A. Morris, Francis W. Calhoon, Huey L. Willis
  • Method of producing vitamin powders
    Patent number: 6303167
    Abstract: The present invention relates in general to a method of producing a dry, free-flowing mixture of liquid tocopherols. The present invention also relates to a dry free-flowing vitamin powder.
    Type: Grant
    Filed: November 9, 1998
    Date of Patent: October 16, 2001
    Assignee: Archer-Daniels-Midland Company
    Inventors: Charles A. Morris, Francis W. Calhoon, Jr., Huey L. Willis