Patents by Inventor William Cornelisse, Jr.

William Cornelisse, Jr. 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).

  • Passive dosing dispenser employing captive air bubble to provide product isolation
    Patent number: 4305162
    Abstract: A passive dosing dispenser for issuing, for example, a volume of a toilet tank additive solution into a toilet tank as the water is draining therefrom while the toilet is flushing.
    Type: Grant
    Filed: November 10, 1980
    Date of Patent: December 15, 1981
    Assignee: The Procter & Gamble Company
    Inventors: William Cornelisse, Jr., Robert H. Callicott, Michael A. Brunsman