Patents by Inventor Weldon L. Travis

Weldon L. Travis 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).

  • Spool winder
    Patent number: 6651921
    Abstract: A spool winder includes a holder for a filament bulk roll, a cantilever member to receive a weed trimmer filament spool, and a crank handle device rotating on the member while holding and interlocking into openings in the trimmer spool.
    Type: Grant
    Filed: September 30, 2002
    Date of Patent: November 25, 2003
    Inventor: Weldon L. Travis