Patents by Inventor Carol A. Valkner

Carol A. Valkner 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).

  • Patent number: D308185
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: May 29, 1990
    Inventor: Carol A. Valkner
  • Patent number: D315581
    Type: Grant
    Filed: September 10, 1987
    Date of Patent: March 19, 1991
    Inventor: Carol A. Valkner