Patents by Inventor Marcel Goupil

Marcel Goupil 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: 4353549
    Abstract: There is disclosed a hockey stick made of wood and the handle of which has a solid core of light density wood and laterally opposite outer laminations of high density wood, the handle being characterized by having a tapering lower and portion produced by tapering of the lighter and weaker core rather than through external tapering of the heavier and stronger outer layers. The hockey stick also includes a blade with a core portion to merge in thickness with the handle at the spliced joint between the handle and the blade.
    Type: Grant
    Filed: December 29, 1980
    Date of Patent: October 12, 1982
    Inventors: Marcel Goupil, Leo Tessier
  • Patent number: 4084818
    Abstract: A hockey stick in which the blade and the junction of the blade with the handle are reinforced by a winding of a high tensile strength yarn adhered with an epoxy resin or other appropriate adhesive. The yarn is wound under tension in spiral and does not intersect itself, so that the hockey stick is covered with only one layer of the yarn. Preferably, woven fiberglass sheets are positioned against the sides and the bottom edge of the blade underneath the yarn winding which holds said sheets in position during manufacture; preferably, also, a heel portion of plastic material is applied against the wooden heel and surrounded by the woven fiberglass sheet and the yarn winding.
    Type: Grant
    Filed: January 14, 1977
    Date of Patent: April 18, 1978
    Inventors: Marcel Goupil, Marc Ruel
  • Patent number: 4052499
    Abstract: Method of reinforcing the handle of hockey sticks by molding against opposite sides of the handle a layer of synthetic resin in which are embedded reinforcing fibers extending longitudinally of the handle. These layers are bevelled along their opposite edges.
    Type: Grant
    Filed: July 7, 1975
    Date of Patent: October 4, 1977
    Inventors: Marcel Goupil, Gaston Ruel, Marc Ruel