Patents by Inventor Umberto J. Cirrone

Umberto J. Cirrone 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: D252047
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: June 5, 1979
    Inventor: Umberto J. Cirrone
  • Patent number: D252059
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: June 12, 1979
    Inventor: Umberto J. Cirrone
  • Patent number: D252602
    Type: Grant
    Filed: April 25, 1977
    Date of Patent: August 14, 1979
    Inventor: Umberto J. Cirrone