Patents by Inventor Henry W. Schaefer

Henry W. Schaefer 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).

  • Patent number: D317186
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: May 28, 1991
    Assignee: The Great Train Store Corporation
    Inventor: Henry W. Schaefer