Patents by Inventor John G. DuVall

John G. DuVall 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).

  • Post foaming shaving gel composition
    Patent number: 5248495
    Abstract: Shaving gel compositions having excellent shaving properties and skin conditioning benefits. These compositions are found to be stable, despite the removal of the secondary surfactant.
    Type: Grant
    Filed: April 16, 1992
    Date of Patent: September 28, 1993
    Assignee: The Procter & Gamble Company
    Inventors: Thomas S. Patterson, Alejandro Cedeno, John G. DuVall
  • Dough rolling process for laminated cookies
    Patent number: 4584203
    Abstract: A process for making cookies intended to simulate typical drop cookies from a plurality of laminated doughs, wherein the appearance and quality of the cookies is desirably improved by rolling the cut laminate preforms prior to baking to prevent any formation of thin, crisp edges upon baking, and to control the visibility of morsels such as flavored chips.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: April 22, 1986
    Assignee: The Procter & Gamble Co.
    Inventors: John G. DuVall, Charles E. Kirby, Suzanne L. Hardie