Patents by Inventor John A. Dular

John A. Dular 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).

  • Water filter kit for drywall dust control
    Patent number: 6083307
    Abstract: A new water filter kit for drywall dust control for capturing and controlling dust generated from sanding drywall joint compound. The inventive device includes a container. A lid portion secures to the open upper end of the container. The lid has a pair of apertures therethrough. A filtering tube is secured to one of the apertures of the lid portion and extending interiorly of the container.
    Type: Grant
    Filed: July 16, 1998
    Date of Patent: July 4, 2000
    Inventor: John A. Dular