Patents by Inventor Christopher O. Stewart

Christopher O. Stewart 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: 5327918
    Abstract: For use with infants and toddlers, an improved manicuring aid has a cylindrical body (10) of semi-rigid plastic with an interior cavity (16). The body has four shallow grooves (28) for guiding and separating the fingertips; two slots (12) and (14) through which an elastic cloth restraining strap (18) for restraining and controlling finger movement is drawn; and two fingertip support ledges (30) and (32) projecting from the body. The strap comprises two hook-and-loop strips (24) and (26) and a doubled strap end (20) which is engaged when drawn through one of the two slots. Multiple support ledges and slots permit the manicuring aid to be grasped in multiple ways. Unrestricted access to the interior cavity facilitates storage, removal, and use of the elastic cloth strap. The manicuring aid does not have small parts which can cause choking or be swallowed.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: July 12, 1994
    Inventors: Christopher O. Stewart, Karen Surprise-Mansfield
  • Patent number: 5003997
    Abstract: A manicuring aid for use with infants between the ages of six months and two years old has a hollow cylindrical body (10) of pliable plastic. The body (10) has shallow grooves (24) for guiding and separating the fingertips; a support ledge (26) for supporting the fingertips; and a loop (28) through which an elastic restraining strap (18) for restraining and controlling finger movement is drawn. The strap (18) comprises two strips (20) and (22) with hook-and-loop fasteners and is fixed within an interior cavity (16) which is revealed when the end (12) of the body is removed.
    Type: Grant
    Filed: December 11, 1989
    Date of Patent: April 2, 1991
    Inventors: Christopher O. Stewart, Karen Suprise-Mansfield