Patents by Inventor William D. Stone

William D. Stone 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).

  • Bath bead
    Patent number: D354151
    Type: Grant
    Filed: January 28, 1993
    Date of Patent: January 3, 1995
    Assignee: Banner Gelatin Products Corp.
    Inventor: William D. Stone