Patents by Inventor Roy E. Hartz

Roy E. Hartz 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).

  • Micro-crystalline wax dip formulation additives for protection of adhesive-coated fabrics and single end cords
    Patent number: 4137358
    Abstract: Adhesive-coated tire cord fabric and similar fabric and single end cords for other end uses can be protected from the adverse effects of exposure to the products of combustion present in fuel oil- or kerosene-fired dryers and curing ovens as well as to atmospheric oxidation, prior to the adhesion of such fabrics to rubber, by incorporating a hydrocarbon wax which is a microcrystalline wax or a Fischer-Tropsch wax in the adhesive formulation.
    Type: Grant
    Filed: June 10, 1976
    Date of Patent: January 30, 1979
    Assignee: Uniroyal, Inc.
    Inventor: Roy E. Hartz