Patents by Inventor Ronald J. Dintemann

Ronald J. Dintemann 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).

  • Urinal screen and deodorant cake holder
    Patent number: 4574403
    Abstract: The invention relates to a urinal screen with a figure-eight shaped deodorant cake holder. The figure eight format provides a holder made of minimum material, yet is not inadvertently opened if subjected to small external pressures. The holder is secured in position by means of a lip which is complementary to a securing lip of a base which is integral with the urinal screen.
    Type: Grant
    Filed: November 17, 1983
    Date of Patent: March 11, 1986
    Assignee: Compuguide Chemical Corporation
    Inventors: Ronald J. Dintemann, John J. Barlics