Patents by Inventor Tracy Markling

Tracy Markling 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).

  • Blow molded wheel
    Patent number: D327048
    Type: Grant
    Filed: March 29, 1999
    Date of Patent: June 16, 1992
    Inventors: Tracy Markling, Thomas Wheeler, William Darling
  • Blow molded wheel
    Patent number: D352687
    Type: Grant
    Filed: August 23, 1993
    Date of Patent: November 22, 1994
    Assignee: Poly-Flex, Inc.
    Inventor: Tracy Markling