Patents by Inventor Darrel Caselli

Darrel Caselli 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).

  • Center pull tab plug with sealing flange
    Publication number: 20060278653
    Abstract: A center pull tab sealing plug for sealing a hole in a structural member is provided, comprising a base element having top and bottom portions; a flexible flange extending from a periphery of the base element, the flange including at least one annular ridge or O-ring extending downwardly from a bottom surface of the flange and spaced from a side wall of the base element; and a pull tab extending upwardly from the top portion of the base element a distance sufficient to provide a gripping surface.
    Type: Application
    Filed: June 8, 2005
    Publication date: December 14, 2006
    Inventors: Frederick Zeyfang, Darrel Caselli