Patents by Inventor Percell C. Lurry

Percell C. Lurry 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 attachment
    Patent number: 4311207
    Abstract: A ladder attachment including an adjustable frame assembly detachably connected to the end of a section of a conventional extension ladder, the frame assembly cooperating with the side rails of the ladder to form a hook portion for extending over the ridge of a pitched roof to thereby allow the ladder to be supported in an inclined position on the roof.
    Type: Grant
    Filed: March 13, 1980
    Date of Patent: January 19, 1982
    Inventor: Percell C. Lurry