Tree ladder

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 shows a perspective view of a tree ladder;

FIG. 2 shows a front view of the tree ladder;

FIG. 3 shows a rear view of the tree ladder;

FIG. 4 shows a left side view of the tree ladder;

FIG. 5 shows a right side view of the tree ladder;

FIG. 6 shows a top plan view of the tree ladder; and,

FIG. 7 shows a bottom plan view of the tree ladder.

The tree ladder is shown with symbolic breaks in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.

Claims

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

Referenced Cited
U.S. Patent Documents
1994369 March 1935 Risser
2870948 January 1959 Lundgren
3407900 October 1968 Henry
3715012 February 1973 Perry
3828889 August 1974 Rehm
4363378 December 14, 1982 Williams et al.
4836331 June 6, 1989 Foradori
4946004 August 7, 1990 Henson
5054579 October 8, 1991 Moson
5460240 October 24, 1995 Jones
5638916 June 17, 1997 Schneider
6244382 June 12, 2001 Labonte
6354400 March 12, 2002 Purkayastha
D457650 May 21, 2002 MacDuff
6516918 February 11, 2003 Hess
6698546 March 2, 2004 Sandor, Sr.
6729441 May 4, 2004 Nahlen
6830128 December 14, 2004 Burgeson
D540474 April 10, 2007 Woller
7219766 May 22, 2007 Deuer
7237649 July 3, 2007 Harmston
7575097 August 18, 2009 Sheridan et al.
8348014 January 8, 2013 Kerstetter, Jr.
8528695 September 10, 2013 Orpia
8695761 April 15, 2014 Berkbuegler
8997932 April 7, 2015 Ochoa
9593531 March 14, 2017 Ballard
20120024630 February 2, 2012 VanLaningham
Patent History
Patent number: D918425
Type: Grant
Filed: Feb 19, 2020
Date of Patent: May 4, 2021
Inventor: Kary Zarem (Myakka, FL)
Primary Examiner: Gino Colan
Application Number: 29/724,821
Classifications
Current U.S. Class: Ladder (D25/64)