Patents by Inventor Averil B. Cox

Averil B. Cox 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: D254468
    Type: Grant
    Filed: September 27, 1977
    Date of Patent: March 18, 1980
    Inventor: Averil B. Cox
  • Patent number: D255639
    Type: Grant
    Filed: December 8, 1977
    Date of Patent: July 1, 1980
    Inventor: Averil B. Cox