Patents by Inventor George F. Divis

George F. Divis 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).

  • Smoking device holder
    Patent number: 4327748
    Abstract: A smoking device holder includes a device receiver secured to a smoking mouthpiece with a hand-operated valve located within the smoking device receiver for the purpose of controlling smoking by adjusting, reducing, or eliminating the smoke consumed by the smoker.
    Type: Grant
    Filed: January 19, 1981
    Date of Patent: May 4, 1982
    Inventor: George F. Divis