Patents by Inventor Thomas William Gougeon

Thomas William Gougeon 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).

  • Controlled release contraceptive article
    Patent number: 4031202
    Abstract: Controlled release articles which regulate the concentration of a surfactant compound at a useful level in an environment external to said articles are provided with a coating. The improved articles are especially useful in or on the bodies of animals, including humans, to provide immediate release of the coating and, thereafter, to provide controlled release of surfactants having biological activity, e.g., non-hormonal contraceptives.
    Type: Grant
    Filed: December 8, 1975
    Date of Patent: June 21, 1977
    Assignee: The Procter & Gamble Company
    Inventors: Robert Gene Laughlin, Thomas William Gougeon
  • Vaginal Medicament dispensing device
    Patent number: 3995633
    Abstract: Improved dispensing means for medicaments, contraceptives, and the like, which can be retained in the vagina during intercourse are provided.
    Type: Grant
    Filed: December 2, 1975
    Date of Patent: December 7, 1976
    Assignee: The Procter & Gamble Company
    Inventor: Thomas William Gougeon
  • Vaginal medicament dispensing means
    Patent number: 3991760
    Abstract: Improved dispensing means for medicaments, contraceptives, and the like, which can be retained in the vagina during intercourse are provided.
    Type: Grant
    Filed: December 2, 1975
    Date of Patent: November 16, 1976
    Assignee: The Procter & Gamble Company
    Inventors: James Lee Drobish, Thomas William Gougeon