Patents by Inventor Donald J. Sladky

Donald J. Sladky 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
    Patent number: D265813
    Type: Grant
    Filed: April 3, 1980
    Date of Patent: August 17, 1982
    Assignee: The Firestone Tire & Rubber Company
    Inventor: Donald J. Sladky
  • Tire tread and buttress
    Patent number: D277272
    Type: Grant
    Filed: April 14, 1982
    Date of Patent: January 22, 1985
    Assignee: The Firestone Tire & Rubber Company
    Inventors: Donald J. Sladky, William J. Vande Water
  • Tire
    Patent number: D279891
    Type: Grant
    Filed: May 20, 1983
    Date of Patent: July 30, 1985
    Assignee: The Firestone Tire & Rubber Company
    Inventors: John D. German, Donald J. Sladky
  • Tire
    Patent number: D283214
    Type: Grant
    Filed: June 13, 1984
    Date of Patent: April 1, 1986
    Assignee: The Firestone Tire & Rubber Company
    Inventor: Donald J. Sladky
  • Tire
    Patent number: D299328
    Type: Grant
    Filed: July 21, 1986
    Date of Patent: January 10, 1989
    Assignee: The Firestone Tire & Rubber Company
    Inventors: William W. Lyle, Donald J. Sladky