Patents by Inventor Bertholt Ludwig Ted Schroeder

Bertholt Ludwig Ted Schroeder 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).

  • Retractable writing surface
    Patent number: 7815388
    Abstract: A retractable writing surface system including a binding mechanism and a pocket directly bound to the binding mechanism, the pocket having an inner cavity. The system further includes a polymer writing surface at least partially received in the pocket. The writing surface is movable between an extended position wherein at least part of the writing surface is exposed for writing upon by a writing instrument, and a retracted position wherein less of the writing surface is exposed for writing upon by the writing instrument compared to when the writing surface is in the extended position. At least part of the writing surface is located in the cavity when the writing surface is in the retracted position.
    Type: Grant
    Filed: December 5, 2005
    Date of Patent: October 19, 2010
    Assignee: MeadWestvaco Corporation
    Inventors: Edward P. Busam, Bertholt Ludwig Ted Schroeder, Jeffrey T. DeBord