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Patent
   D548364
Priority
May 23 2006
Filed
May 23 2006
Issued
Aug 07 2007
Expiry
Aug 07 2021
Inventors
Skubic, Je…
Assg.orig
Tricam Ind…
Assg.curr
TRICAM IND…
Entity
unknown
Referenced by
22
References
15
Maint.:
n/a
We claim the ornamental design for stepladder, as shown.

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.
INVENTORS:

Skubic, Jeff, Sommers, Jon, Howard, Kirby

THIS PATENT IS REFERENCED BY THESE PATENTS:
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
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
D810320, Jul 05 2016 Adjustable ladder
D813416, Sep 04 2014 LITTLE GIANT LADDER SYSTEMS, LLC Top cap for ladder
D829346, Sep 04 2014 LITTLE GIANT LADDER SYSTEMS, LLC Ladder
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
D899628, Aug 09 2018 LOUISVILLE LADDER INC Ladder
D935053, Dec 30 2016 WERNER CO Ladder
ER3226,
ER4398,
ER4767,
ER4925,
ER6711,
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1283212,
2186119,
3269485,
4204587, Oct 13 1978 White Metal Rolling and Stamping Corp. Ladder constructions
4210224, Jan 05 1979 KUMMERLIN, WALTER Longitudinally variable ladder
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
4951780, Aug 08 1988 Combination ladder and height adjustable scaffold
6012548, Feb 25 1999 TRICAM INDUSTRIES, INC Ladder frame
D387878, Feb 18 1997 Irthi Inc. Stepladder
D388882, Jan 11 1996 COSCO MANAGEMENT, INC Combined work ladder and platform
D410550, Mar 20 1998 TRICAM INDUSTRIES, INC Project ladder
D414879, Mar 20 1998 TRICAM INDUSTRIES, INC 3-step ladder
D416092, Mar 20 1998 TRICAM INDUSTRIES, INC 2-step ladder
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 23 2006Tricam Industries, Inc.(assignment on the face of the patent)
Jun 27 2006SKUBIC, JEFFTRICAM INDUSTRIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0179170548 pdf
Jun 27 2006SOMMERS, JONTRICAM INDUSTRIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0179170548 pdf
Jun 27 2006HOWARD, KIRBYTRICAM INDUSTRIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0179170548 pdf
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