Patents by Inventor Michel Quigrat

Michel Quigrat 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).

  • Pour-through stopper with hinged lid
    Patent number: 5346099
    Abstract: A skirt of a pourer has two wings each defining a bore whose geometrical axis, which is located outside the exterior of the skirt of the pourer, is parallel to a tangent line to the skirt. Each wing has a radial cut-out whose width is less than the diameter of the corresponding bore. The bores are open in the direction of the bottom of the pourer. The lid has two opposite lugs which snap into the bores of the wings.
    Type: Grant
    Filed: August 10, 1993
    Date of Patent: September 13, 1994
    Inventors: Pierre Salmon, Michel Quigrat