Patents by Inventor Charles S. DiLullo

Charles S. DiLullo 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).

  • Jewelry key
    Patent number: D292502
    Type: Grant
    Filed: January 16, 1985
    Date of Patent: October 27, 1987
    Assignee: The American College
    Inventors: Sherrie Croker, Charles S. DiLullo, David W. Bruhin, Elsie Brown, D. Bruce Pollock