Patents by Inventor Carol A. Sparks

Carol A. Sparks 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: D325035
    Type: Grant
    Filed: August 25, 1988
    Date of Patent: March 31, 1992
    Inventor: Carol A. Sparks