Patents by Inventor Jean L. Costa

Jean L. Costa 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: 5359818
    Abstract: A hand tool for the use in sanding, polishing or finishing of articles of manufacture including wood, plastic and metal articles. A length of abrasive material, such as sandpaper or emery cloth, is secured to the tool with a portion of the length of abrasive material retained in a storage area. The abrasive material is secured to an extended blade which may be sized and shaped as required. The blade may include ridges or nodules to retain the abrasive material in position on the blade while the tool is being used. A securing member slides over the blade and the abrasive material to frictionally secure the abrasive material to the tool. As required, new abrasive material may be pulled from the storage portion and secured to the blade.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: November 1, 1994
    Assignee: Covil Products, Inc.
    Inventor: Jean L. Costa