Patents by Inventor Dewey Mason

Dewey Mason 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: 4005661
    Abstract: A folding umbrella table comprising a central column for supporting the table, the column comprising two nesting cylindrical portions, the bottom portion having means for applying supporting legs to hold the column upright. At the top of the column is a circular plate with a plurality of radial slots near the edges. Means are provided for inserting and locking into the slots, a plurality of radial arms each of which is formed of angular material, one web of the angle in the form of a triangle, and the other web of the angle a narrow web of uniform width. Of the entire plurality of segmental arms, there are a first plurality of special support arms, which have a wider vertical web than the others. These act as support for the other segmental arms. There are six of these supporting arms, each of which is adapted to hinge from a horizontal to a vertical position. Each is held in a horizontal position by a folding bracket which is attached by hinge means to the central column of the table.
    Type: Grant
    Filed: January 14, 1975
    Date of Patent: February 1, 1977
    Inventors: Dewey Mason, Riley C. Mason