Patents by Inventor Agnew W. Nicholson

Agnew W. Nicholson 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: 4355701
    Abstract: A ladder assembly includes a supporting bracket to pivotally mount one end of a ladder member; the ladder member comprises an elongated support member which suitably comprises a tubular pole, and a plurality of spaced apart rung members extending transversely of the support member to form rung members on opposite sides of the support member; the rung members are suitably tubular with grip sleeves over at least a portion of their outer surface to minimize hand and foot slippage. The ladder assembly may be particularly adapted for a marine vessel, access to hydropoles and escape from high buildings.
    Type: Grant
    Filed: August 18, 1980
    Date of Patent: October 26, 1982
    Inventor: Agnew W. Nicholson