Patents by Inventor Douglas J. Bonnizzio

Douglas J. Bonnizzio 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).

  • Patent number: 8398763
    Abstract: Embodiments include a method, mixture, and system for increasing a friction coefficient of a surface or increasing or maintaining traction of an object on the surface. In one embodiment, the mixture comprises pulverized lime, fine sand, granite fines, gypsum, and expanded perlite. The mixture may optionally further comprise dye. In an embodiment, the method comprises mixing pulverized lime, fine sand, granite fines, and gypsum with one another to form a first mixture; and mixing expanded perlite with the first mixture to provide a product mixture for increasing the friction coefficient of the surface or increasing or maintaining traction of an object on the surface. In some embodiments, the expanded perlite may be mixed with dye prior to mixing the expanded perlite with the first mixture.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: March 19, 2013
    Assignee: Unstuck, LLC
    Inventor: Douglas J. Bonnizzio