Patents by Inventor Cindy B. S. Tong

Cindy B. S. Tong 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).

  • Inhibition of enzymatic browning of raw fruit and/or vegetable juice
    Patent number: 6020018
    Abstract: The present invention is drawn to inhibiting browning of raw fruit juice and/or raw vegetable juice. The juice is treated with at least one sulfated polysaccharide in an amount sufficient to inhibit browning. A promoter may also be present, which promoter is selected from the group consisting of chelating agents, acidulents, or mixtures thereof.
    Type: Grant
    Filed: May 28, 1993
    Date of Patent: February 1, 2000
    Assignee: The United States of America, as represented by the Secretary of Agriculture
    Inventors: Cindy B. S. Tong, Kevin B. Hicks
  • Inhibition of enzymatic browning of raw fruit and/or vegetable juice
    Patent number: 5244684
    Abstract: The present invention is drawn to inhibiting browning of raw fruit juice and/or raw vegetable juice. The juice is treated with at least one sulfated polysaccharide in an amount sufficient to inhibit browning. A promoter may also be present, which promoter is selected from the group consisting of chelating agents, acidulents, or mixtures thereof.
    Type: Grant
    Filed: August 23, 1991
    Date of Patent: September 14, 1993
    Assignee: The United States of America as represented by the Secretary of Agriculture
    Inventors: Cindy B. S. Tong, Kevin B. Hicks