Ladder

Information

  • Patent Grant
  • D829346
  • Patent Number
    D829,346
  • Date Filed
    Friday, September 9, 2016
    7 years ago
  • Date Issued
    Tuesday, September 25, 2018
    5 years ago
  • US Classifications
    Field of Search
    • US
    • D25 62- 69
    • 182 156000
    • 182 152000
    • 182 162000
    • 182 112000
    • 182 113000
    • 182 215000
    • 182 220000
    • 182 120000
    • 182 106000
    • 182 023000
    • 182 026000
    • 182 115000
    • 182 129000
    • 182 201000
    • 182 207000
    • 182 103000
    • 182 245000
    • 182 002110
    • 182 102000
    • 182 151000
    • 182 107000
    • 182 021000
    • 182 180100
    • 182 194000
    • 182 130000
    • 182 132000
    • 182 067400
    • 182 157000
    • 182 161000
    • 182 230000
    • CPC
    • E06C5/04
    • E06C7/00
    • E06C1/383
    • E06C7/02
    • E06C1/26
    • E06C1/28
  • International Classifications
    • 2504
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view of a ladder showing our new design;



FIG. 2 is a front view of the ladder shown in FIG. 1;



FIG. 3 is a rear view of the ladder shown in FIG. 1;



FIG. 4 is a left side view of the ladder shown in FIG. 1;



FIG. 5 is a right side view of the ladder shown in FIG. 1; and,



FIG. 6 is a top plan view of the ladder shown in FIG. 1.


The broken lines shown in the figures are for the purpose of illustrating portions of the ladder and form no part of the claimed design.


The evenly spaced broken lines in the drawings are to show portions of the ladder that form no part of the claimed design. The dash-dot-dot broken lines define the bounds of the claimed design and form no part of the claimed design.


Claims
  • The ornamental design for a ladder, as shown and described.
US Referenced Citations (45)
Number Name Date Kind
1935349 Breslow Nov 1933 A
2109886 Lewis Mar 1938 A
3871481 Ballek Mar 1975 A
4011926 Larson et al. Mar 1977 A
4027741 Derrick Jun 1977 A
4079814 Larson Mar 1978 A
4332308 Larson Jun 1982 A
D310884 Patton Sep 1990 S
4979590 Bailey Dec 1990 A
D340773 Bartnicki et al. Oct 1993 S
5584357 Gugel et al. Dec 1996 A
5722507 Kain Mar 1998 A
D422717 Bartnicki et al. Apr 2000 S
6206139 Bogart, Jr. Mar 2001 B1
6364057 Cornejo et al. Apr 2002 B1
6779632 Parks, III Aug 2004 B1
D520147 Jones et al. May 2006 S
D530025 Patton et al. Oct 2006 S
D531322 Patton et al. Oct 2006 S
D541433 Wise Apr 2007 S
D548364 Skubic Aug 2007 S
D549356 Gibson Aug 2007 S
D554771 Skubic Nov 2007 S
D576290 Meyers Sep 2008 S
D597685 Gibson et al. Aug 2009 S
7931123 Moldthan et al. Apr 2011 B2
8210313 Astor Jul 2012 B2
8272478 Astor et al. Sep 2012 B2
8365863 Astor Feb 2013 B2
8376085 Astor et al. Feb 2013 B2
8453796 Astor et al. Jun 2013 B2
8528696 Astor Sep 2013 B2
D722181 Green Feb 2015 S
D766461 Moss et al. Sep 2016 S
20070193828 Astor Aug 2007 A1
20070193829 Astor et al. Aug 2007 A1
20080029339 Yewer Feb 2008 A1
20100116592 Clements May 2010 A1
20110024232 Leng Feb 2011 A1
20120073903 Krause Mar 2012 A1
20130048427 Sordo Feb 2013 A1
20140054111 Lu Feb 2014 A1
20140083888 Constable Mar 2014 A1
20140332316 Tiber Nov 2014 A1
20150090533 Moss Apr 2015 A1
Foreign Referenced Citations (5)
Number Date Country
161317 Mar 2016 CA
165519 Mar 2016 CA
3524010 Dec 2015 CN
1545330 Feb 2016 JP
1545335 Feb 2016 JP
Non-Patent Literature Citations (4)
Entry
Design U.S. Appl. No. 29/501,487, filed Sep. 4, 2014.
Design U.S. Appl. No. 29/501,490, filed Sep. 4, 2014.
Design U.S. Appl. No. 29/501,506, filed Sep. 4, 2014.
Design U.S. Appl. No. 29/501,501, filed Sep. 4, 2014.
Divisions (1)
Number Date Country
Parent 29501501 Sep 2014 US
Child 29577112 US