Patents by Inventor Ava Diston

Ava Diston 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).

  • Wet cover for wallpaper paste dispensers
    Patent number: 5048710
    Abstract: The wet cover for wallpaper dispensers is a snug fitting cover that includes a moisture source that prevents drying of wallpaper paste when a wallpaper dispenser is covered with the invention.
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: September 17, 1991
    Inventor: Ava Diston