Patents by Inventor Gary L Robillard

Gary L Robillard 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: 5947634
    Abstract: A method of installing a patch in a pothole in a paved road including the steps of (1) undercutting the edges of the pavement defining the pothole to a uniform angle from the vertical; (2) excavating a portion of substratum beneath the pavement to undercut the pavement around the pothole, both undercuttings to increase the size of the patch's footing; (3) lining the undercut with a layer of filler material and tamping; (4) inserting an underlining wire mesh fitted to reach into the undercut beneath the pavement; (5) inserting and tamping additional filler material to an intermediate level of the pothole; (6) inserting a second wire mesh preferably fitted to the periphery of the pothole at the intermediate level; (7) around the periphery of the pothole spacing and anchoring a plurality support dowels into the undercut pavement edges at about the intermediate level; and (8) filling and tamping the pothole level with existing pavement surface.
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: September 7, 1999
    Inventor: Gary L Robillard