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Patent
D554771
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Priority
Jun 12 2006
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Filed
Jun 12 2006
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Issued
Nov 06 2007
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Expiry
Nov 06 2021
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Assg.orig
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Entity
unknown
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21
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16
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n/a
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We claim the ornamental design for stepladder, as shown.
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FIG. 1 is a perspective view of a stepladder according to the invention.
FIG. 2 is a side view of a stepladder according to the invention.
FIG. 3 is another side view of a stepladder according to the invention.
FIG. 4 is a front view of a stepladder according to the invention.
FIG. 5 is a back view of a stepladder according to the invention.
FIG. 6 is a top view of a stepladder according to the invention; and,
FIG. 7 is a bottom view of a stepladder according to the invention.
Skubic, Jeff, Sommers, Jon, Howard, Kirby
| Patent |
Priority |
Assignee |
Title |
| 10597941, |
Sep 27 2013 |
WING ENTERPRISES, INCORPORATED |
Step ladders, components for step ladders and related methods |
| 10648234, |
Mar 10 2014 |
TRICAM INDUSTRIES, INC |
Step ladder |
| 11220862, |
Mar 10 2014 |
Tricam Industries, Inc. |
Step ladder |
| 9920572, |
Mar 03 2009 |
WING ENTERPRISES, INCORPORATED |
Stepladders and related methods |
| D710031, |
Nov 15 2012 |
TRICAM INDUSTRIES, INC |
Step stool |
| D766461, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D766462, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D777350, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D813416, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Top cap for ladder |
| D829346, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D833643, |
Jul 07 2017 |
TRICAM INDUSTRIES, INC |
Integrated ladder tray hook |
| D838385, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D840055, |
Feb 09 2015 |
Tricam Industries, Inc. |
Step ladder |
| D855833, |
Jan 04 2017 |
TRICAM INDUSTRIES, INC |
Ladder rail |
| D860476, |
Jan 04 2017 |
TRICAM INDUSTRIES, INC |
Hinge for a multi-position ladder |
| D895152, |
Sep 04 2014 |
LITTLE GIANT LADDER SYSTEMS, LLC |
Ladder |
| D935055, |
Aug 07 2019 |
TRICAM INDUSTRIES, INC |
Hinge for a multi-position ladder |
| ER3226, |
|
|
|
| ER4767, |
|
|
|
| ER4925, |
|
|
|
| ER6711, |
|
|
|
| Patent |
Priority |
Assignee |
Title |
| 1283212, |
|
|
|
| 1778898, |
|
|
|
| 2144440, |
|
|
|
| 2525104, |
|
|
|
| 3085651, |
|
|
|
| 3269485, |
|
|
|
| 4027741, |
Jul 15 1976 |
Shakespeare Company |
Locking hinge mechanism for a stepladder |
| 4204587, |
Oct 13 1978 |
White Metal Rolling and Stamping Corp. |
Ladder constructions |
| 4298093, |
Nov 16 1978 |
WEST ONE BANK, UTAH |
Sawhorse |
| 4371055, |
Nov 07 1980 |
WEST ONE BANK, UTAH |
Method of manufacturing a fiberglass ladder |
| 4560030, |
May 04 1984 |
Metarplastic S.p.A. |
Folding ladder |
| 4834216, |
Jan 15 1987 |
Louisville Ladder Group LLC |
Foldable ladder structure and method of manufacturing the same |
| 5722507, |
Jan 11 1996 |
DOREL HOME FURNISHINGS, INC |
Step stool assembly |
| 5762163, |
Aug 22 1996 |
COSCO MANAGEMENT, INC |
Step stool |
| 6026933, |
May 29 1997 |
DOREL HOME FURNISHINGS, INC |
Step stool |
| D388882, |
Jan 11 1996 |
COSCO MANAGEMENT, INC |
Combined work ladder and platform |
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a