Patents by Inventor Rene J. Vincent

Rene J. Vincent 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 device for oil filters and the like
    Patent number: 4204965
    Abstract: Safety device for oil filters and the like, having a casing containing a filtering cartridge, wherein a piston is entered with a frictional fit in said casing against a spring means, said piston being forced towards the bottom of the casing into a waiting position by the insertion of said cartridge; at least one oil passage being provided through said piston, said spring means returning the piston in its active position upon removal of the cartridge from the casing and a means being provided for releasably locking said piston in its active position.
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: May 27, 1980
    Assignee: Fabrique Nationale Herstal, en abrege FN, Societe Anonyme
    Inventor: Rene J. Vincent