Patents by Inventor John C. Affinito

John C. Affinito 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).

  • Methods of and compositions for preventing corrosion of metal substrates
    Patent number: 6203854
    Abstract: A method for protecting a metal substrate from corrosion comprises the steps of providing a metal substrate and applying a treatment solution to the surface of the metal substrate, wherein the treatment solution comprises a partially hydrolyzed aminosilane and a fluorine-containing inorganic compound. Preferably the metal substrate is selected from the group consisting of aluminum, aluminum alloys and mixtures thereof.
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: March 20, 2001
    Assignee: Brent International PLC
    Inventor: John C. Affinito
  • Composition and method for treatment of phosphated metal surfaces
    Patent number: 5662746
    Abstract: A rinse solution for the treatment of conversion-coated metal substrates for improving the adhesion and corrosion resistance of siccative coatings, comprising an aqueous solution of a Group IVA metal ion, namely, zirconium, titanium, hafnium, and mixtures thereof, and a phenol polymer, with the pH of the total solution about 3.5 to 5.1. A method for treating such materials by applying the rinse solution to the substrate.
    Type: Grant
    Filed: February 23, 1996
    Date of Patent: September 2, 1997
    Assignee: Brent America, Inc.
    Inventor: John C. Affinito