Patents by Inventor Eric Charden

Eric Charden 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).

  • Spectacles having a frame formed by an elongated cylindrical element comprising deformable bellows
    Patent number: 4898460
    Abstract: Spectacles characterized in that the frame is formed by an initially rectilinear, elongated cylindrical element incorporating, at least at the junction of each branch (4) with the front part of the frame (3), a semi-rigid deformable bellows, the frame being preferably in the form of a plastics straw intended for beverages.
    Type: Grant
    Filed: June 29, 1988
    Date of Patent: February 6, 1990
    Assignee: Bronton Limited
    Inventors: Michel Magninat, Eric Charden