Patents by Inventor Jean-Claude Pierquin

Jean-Claude Pierquin 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).

  • Spectacle frame with removable face assembly
    Patent number: 4521090
    Abstract: A spectacle frame comprising two components which constitute a supporting structure and a face assembly, respectively, mounted removably to each other, wherein one of the components comprises at least one locking element and the other component comprises a recess adapted to receive the at least one locking element being movable between a rest position wherein it allows the components to be separated from each other and an active position wherein the at least one locking element cooperates with the recess when the supporting structure and the face assembly are mounted onto each other, so as to firmly connect the supporting structure to the face assembly.
    Type: Grant
    Filed: July 15, 1982
    Date of Patent: June 4, 1985
    Assignee: Essilor International (Compagnie Generale d'Optique)
    Inventor: Jean-Claude Pierquin