Patents by Inventor Stuart Julian Filhol

Stuart Julian Filhol 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).

  • Publication number: 20090000121
    Abstract: This invention relates to bending tool and to a method of manufacturing a bending tool, in particular to a bending tool for bending a dental pin. The bending tool comprises a shaft with two elements projecting from the shaft, the elements having facing surfaces, the facing surfaces being curved, the facing surfaces being separated by a distance at least as great as the diameter of the dental pin. The method comprises the steps of providing a shaft, drilling two holes into the end of the shaft, the holes being separated by a distance slightly greater than the diameter of the dental pin, and securing an element in each of the drilled holes.
    Type: Application
    Filed: June 25, 2008
    Publication date: January 1, 2009
    Inventor: Stuart Julian Filhol
  • Patent number: 6575748
    Abstract: A dental root canal file (1) has a drilling end (5) and a shank (7) formed of a hollow, substantially closed, helix (16), and openings (14) are defined between the adjacent windings (8a, 8b, 8c) by spacers (13).
    Type: Grant
    Filed: August 2, 2001
    Date of Patent: June 10, 2003
    Inventor: Stuart Julian Filhol
  • Patent number: 6062859
    Abstract: A dental tool holder (2) and/or tool (23) having a tip (22) is made by non-cutting deformation of metal blank (1, 16) and optionally removal of material to provide the dental tool with a pointed tip (22). The blank may have a first part (3, 11) which can define a groove (4), a second part (5, 12) which can be folded to form a shaft (6) and optionally an integral tool forming portion (13).
    Type: Grant
    Filed: March 23, 1999
    Date of Patent: May 16, 2000
    Inventor: Stuart Julian Filhol