Patents by Inventor Charles D. Tereck

Charles D. Tereck 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).

  • Mild soap-synbar
    Patent number: 5296159
    Abstract: Mild soap bars containing low levels of cationic polymeric skin mildness aid, polyethoxylated nonionic detergent surfactant to decrease scum formation and inhibit frosting, i.e., crystallization of nonionic detergent surfactant on the bar surface, and water. These bars are not beta-phase bars.
    Type: Grant
    Filed: December 16, 1992
    Date of Patent: March 22, 1994
    Assignee: The Procter & Gamble Company
    Inventors: David B. Wilson, Charles D. Tereck, Donald A. Niederbaumer, Robert G. Bartolo, Francisco A. Pichardo, Timothy J. Welch