Patents by Inventor Lothar F. Stiberth

Lothar F. Stiberth 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).

  • Tire cord adhesive latexes containing amino acrylate polymers
    Patent number: 5171637
    Abstract: These polymers are copolymers or overpolymers having a substrate of styrene butadiene copolymer overpolymerized with an amine substituted alkyl acrylate. The polymers promote adhesion between organic and inorganic substrates and unsaturated polymers.
    Type: Grant
    Filed: April 11, 1991
    Date of Patent: December 15, 1992
    Assignee: The Uniroyal Goodrich Tire Company
    Inventors: Lothar F. Stiberth, James R. Miller, Sudhendra V. Hublikar
  • Tire cord adhesive latexes containing amino arcylate polymers
    Patent number: 5034462
    Abstract: These polymers are copolymers or overpolymers having a substrate of styrene butadiene copolymer overpolymerized with an amine substituted alkyl acrylate. The polymers promote adhesion between organic and inorganic substrates and unsaturated polymers.
    Type: Grant
    Filed: July 5, 1990
    Date of Patent: July 23, 1991
    Assignee: The Uniroyal Goodrich Tire Company
    Inventors: Lothar F. Stiberth, James R. Miller, Sudhendra V. Hublikar
  • Method for suppressing zinc stearate aging bloom
    Patent number: 4558086
    Abstract: A method for suppressing the occurrence of aging bloom upon green or uncured rubber objects during the manufacture of rubber structures wherein the green rubber object is either purgued of proton donating substances capable of enhancing the aging bloom properties of the green rubber object or the green rubber object is maintained at a temperature below which any proton donating substances contained within the green rubber object are capable of enhancing the process of aging bloom upon the green rubber object.
    Type: Grant
    Filed: October 4, 1984
    Date of Patent: December 10, 1985
    Assignee: The B. F. Goodrich Company
    Inventors: Floyd L. Ramp, Lothar F. Stiberth