Patent
   D576291
Priority
May 03 2007
Filed
May 03 2007
Issued
Sep 02 2008
Expiry
Sep 02 2022
Assg.orig
Entity
unknown
23
3
n/a
We claim the ornamental design for a step stool, as shown and described.

FIG. 1 is a right side elevational view of a step stool in an open position showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a front perspective view thereof.

Latimer, Brett A., King, Dale R., Burzynski, Marcus J., Lyde, Arti W., Eddy, Jr., Ben L.

Patent Priority Assignee Title
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D969347, Oct 19 2018 LITTLE GIANT LADDER SYSTEMS, LLC Flip-up ladder
D972169, Mar 14 2022 ZHEJIANG KANGQIAN INDUSTRY & TRADE CO , LTD Ladder
D973231, Oct 19 2018 LITTLE GIANT LADDER SYSTEMS, LLC Ladder
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ER3391,
ER4122,
Patent Priority Assignee Title
4440264, Sep 07 1979 FIRST UNION COMMERCIAL CORPORATION, A NORTH CAROLINA CORPORATION Locking assembly for a folding seat
D434855, Aug 13 1999 DOREL HOME FURNISHINGS, INC Step stool
D455842, Jan 09 2001 DOREL HOME FURNISHINGS, INC Step stool
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May 03 2007WERNER CO.(assignment on the face of the patent)
Jun 19 2007KING, DALE R WERNER CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0196700717 pdf
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Jul 06 2007EDDY, BEN L , JRWERNER CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0196700717 pdf
Jul 16 2007LYDE, ARTI W WERNER CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0196700717 pdf
Jul 21 2007BURZYNSKI, MARCUS J WERNER CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0196700717 pdf
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