Patents by Inventor W. David Lovelady

W. David Lovelady 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).

  • Ladder leveling accessory system
    Patent number: 5908085
    Abstract: A ladder leveling accessory system for leveling a ladder on sloped, uneven, or rough surfaces includes a pair of leg extensions held to the rails of the ladder by two sets of bands coupled to the rails of the ladder. The leg extensions are secured in place by a spring loaded handle extending through both leg extensions, the upper bands and the rails of the ladder. In a preferred embodiment, each leg extension includes a pivoting foot having a gripping portion for facilitating secure placement of the foot on a surface.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: June 1, 1999
    Inventor: W. David Lovelady