Patents by Inventor John Cusato, Jr.

John Cusato, Jr. 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).

  • Filter apparatus with cleaning function
    Patent number: 4302330
    Abstract: A fluid filter apparatus has a standard filter element in it which has the usual end gaskets seated in annular grooves. An axial drive shaft positively rotates the filter element through key-like means between the shaft and the wall of a groove. An automatic system starts and stops the rotation.
    Type: Grant
    Filed: December 3, 1979
    Date of Patent: November 24, 1981
    Inventor: John Cusato, Jr.
  • Filter apparatus with cleaning function
    Patent number: 4204961
    Abstract: A fluid filter apparatus has a standard filter element in it and its usual end gaskets are utilized to rotate the filter by a rotating shaft and to provide a frictionless bearing against the housing interior.
    Type: Grant
    Filed: January 31, 1979
    Date of Patent: May 27, 1980
    Inventor: John Cusato, Jr.