Patents by Inventor David J. Oberg

David J. Oberg 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).

  • Sealant primer composition and method
    Patent number: 4882003
    Abstract: A sealant primer composition useful for promoting the adherence of non-porous materials to enamel paint coated substrates comprises (1) an acrylic polymer base composition comprising the reaction product of 2-sulfoethyl methacrylate and lower alkyl esters of methacrylic acid, (2) a pigmenting agent, and (3) a solvent effective to interpenetrate the enamel substrate coating.
    Type: Grant
    Filed: July 19, 1988
    Date of Patent: November 21, 1989
    Assignee: BASF Corporation
    Inventors: Brian J. Bugg, Glenn E. Martin, David J. Oberg, Adriana E. Ticu
  • Thermosetting powders
    Patent number: 4248744
    Abstract: Thermosetting powders, suitable for application by electrostatic spraying, onto conductive surfaces to form decorative and protective coatings. The powders contain, as essential ingredients, crosslinkable acrylic polymer, or polymers, a polyisocyanate as a crosslinking agent, and sucrose benzoate.
    Type: Grant
    Filed: August 20, 1979
    Date of Patent: February 3, 1981
    Assignee: Inmont Corporation
    Inventors: Edward J. Masar, David J. Oberg, Ralph A. Williams