Patents by Inventor Jean-Pierre Marouby

Jean-Pierre Marouby 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).

  • Dummy lens for molded-to-shape eyeglass frame fronts and molds therefor
    Patent number: 4383673
    Abstract: A dummy lens for molded-to-shape eyeglass frame front molds including mold halves defining rim forming channels and a central bridge forming channel. The dummy lens comprises a lenticular disc having a periphery ridge adapted to define the groove for the ultimate ophthalmic lens and an axial projection extending from the concave side of the disc and having a cylindrical portion for centering the dummy lens and a tapered portion at its free end defining a draft. The disc and the tapered free end of the dummy lens bear against respective opposed plateaus of the half molds.
    Type: Grant
    Filed: December 23, 1980
    Date of Patent: May 17, 1983
    Assignee: Essilor International, Cie Generale d'Optique
    Inventors: Gerard Laprade, Jean-Pierre Marouby, Charly Bertin