Patents by Inventor Judith J. Sharp

Judith J. Sharp 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).

  • Adjustable ladder
    Patent number: 6997282
    Abstract: A ladder is adjustable in a plurality of planes so a wide variety of sloped surfaces can be accommodated. The ladder includes non-slip surfaces on the steps and a paint can holder that can accommodate a one gallon paint can.
    Type: Grant
    Filed: March 2, 2004
    Date of Patent: February 14, 2006
    Inventors: Robert L. Sharp, Judith J. Sharp