Ladder lift

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Description

FIG. 1 is a perspective view of the ladder lift of this invention. The hook members are shown separated in this view.

FIG. 2 is a plan view from the top of the ladder lift of this invention.

FIG. 3 is an elevational side view of the ladder lift of this invention.

FIG. 4 is an elevational side view of the opposite side of the ladder lift of the invention to that side shown in FIG. 3.

FIG. 5 is a plan view from the bottom of the ladder lift of the invention.

FIG. 6 is an end view from the top of the ladder lift of the invention; and,

FIG. 7 is an end view from the bottom of the ladder lift of the invention.

The broken lines are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a ladder lift, as shown and described.

Referenced Cited
U.S. Patent Documents
3666054 May 1972 Ellings et al.
3891062 June 1975 Geneste
4598795 July 8, 1986 Larson
4911266 March 27, 1990 McMakin et al.
5544718 August 13, 1996 Schumacher
D390669 February 10, 1998 Armstrong et al.
5738185 April 14, 1998 Sears
D401354 November 17, 1998 LaValle
D482175 November 11, 2003 Lissandre
D495107 August 24, 2004 Thurm
6782972 August 31, 2004 Hatch et al.
7246682 July 24, 2007 Hatch
7424932 September 16, 2008 Murphy
Patent History
Patent number: D615725
Type: Grant
Filed: Sep 8, 2009
Date of Patent: May 11, 2010
Inventor: Kenneth D. Phillips (Bolton Valley, VT)
Primary Examiner: Doris Clark
Attorney: Paul R. Martin
Application Number: 29/316,249