Patents by Inventor Charles L. Fairchild

Charles L. Fairchild 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 for increasing stability of liquid beverage concentrate
    Patent number: 4830870
    Abstract: A citrus flavored beverage concentrate for use in food service beverage dispensers is disclosed which exhibits excellent citrus oil stability. A multiple component concentrate is used, with one component containing the citrus oil and being at a pH of about 3.7 to about 4.6, and a second component which is highly acidic, being at a pH of 1.4 to 3.0, depending on the flavor of the beverage.
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: May 16, 1989
    Assignee: General Foods Corporation
    Inventors: Charles W. Davis, Jr., Charles L. Fairchild, Joanne Marie-Colletti Folkers, Robert C. Kendall
  • Process for a non-clouding, concentrated tea extract
    Patent number: 4797293
    Abstract: A non-clouding, shelf-stable tea concentrate is prepared by lowering the pH of a freshly-prepared concentrate (8 to 24% soluble solids) to between 2.9 and 3.5, chilling the concentrate to between 30.degree. and 45.degree. F., clarifying the concentrate to remove precipitate, and then elevating the pH of the clarified concentrate to between about 3.9 and 4.3. Preferably the freshly prepared concentrate is prepared by using water which is at least 99% deionized.
    Type: Grant
    Filed: June 9, 1987
    Date of Patent: January 10, 1989
    Assignee: General Foods Corporation
    Inventors: David N. Evans, Charles L. Fairchild, Karl C. Kramer, John C. Spruill, Gerard J. Wansor, Robert W. Wood