Patents by Inventor Earl Wilbur Duval

Earl Wilbur Duval 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).

  • System and Method for Cord Ownership Recognition
    Publication number: 20120265714
    Abstract: A system and method for customizing a cord according that is indicative of the owner of the cord. The system and method may further be adapted to organize a cord in a bundle.
    Type: Application
    Filed: April 12, 2012
    Publication date: October 18, 2012
    Inventor: Earl Wilbur Duval
  • Cord identification clip
    Patent number: D647787
    Type: Grant
    Filed: April 12, 2011
    Date of Patent: November 1, 2011
    Inventor: Earl Wilbur Duval