Patents by Inventor Enzo Cancellara

Enzo Cancellara 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).

  • Safety ashtray
    Patent number: 4920988
    Abstract: The present invention provides a safety ashtray comprising an outer shell and an inner rest within the shell. The rest has an upwardly inwardly tapering outer surface with a series of guides for guiding generally upright positioning of a cigarette fitted into any of the guides so as to burn downwardly along the rest into the shell.
    Type: Grant
    Filed: July 18, 1988
    Date of Patent: May 1, 1990
    Inventor: Enzo Cancellara