Patents by Inventor Ralph Celentani

Ralph Celentani 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).

  • 3-sided refuse container
    Patent number: D345240
    Type: Grant
    Filed: June 29, 1992
    Date of Patent: March 15, 1994
    Inventors: John A. Celentani, Ralph Celentani