Patents by Inventor Tamara L. Coffield

Tamara L. Coffield 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: 7174994
    Abstract: A utility ladder for illuminating a work area that a user is working on. The utility ladder includes a ladder assembly being designed for being positioned on a support surface. The ladder assembly is designed for supporting the user at a desired height above the support surface when the user is standing on the ladder assembly. A lighting assembly is coupled to the ladder assembly. The lighting assembly is designed for being selectively operationally coupled to a power source whereby the lighting assembly is for selectively emitting light to illuminate the work area the user is working on when the lighting assembly is operationally coupled to the power source.
    Type: Grant
    Filed: February 19, 2004
    Date of Patent: February 13, 2007
    Inventors: Tamara L. Coffield, Tyler L. Watson, Tyler W. Watson