Patent
   D444574
Priority
Jan 08 1999
Filed
Nov 19 1999
Issued
Jul 03 2001
Expiry
Jul 03 2015
Assg.orig
Entity
unknown
18
40
n/a
The ornamental design for a step stool, as shown and described.

FIG. 1 is a perspective view of a step stool according to our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right-side elevational view thereof, with the left-side elevational view being substantially similar thereto;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom view thereof.

Gibson, William R., Giner, Enrique R.

Patent Priority Assignee Title
7182176, May 28 2004 DOREL HOME FURNISHINGS, INC Step stool with elevated tray
7383920, Jun 27 2002 DOREL HOME FURNISHINGS, INC Step stool with movable handrail
8490747, Jun 30 2006 WERNER CO Telescoping project tray
D562991, Nov 30 2006 DOREL HOME FURNISHINGS, INC Step stool
D564674, Jan 12 2007 1244311 B C LTD Step stool
D564675, Jan 12 2007 1244311 B C LTD Step stool
D564676, Mar 02 2007 1244311 B C LTD Step stool with tray
D564677, Mar 02 2007 1244311 B C LTD Step stool tray
D565745, Jun 09 2006 DOREL HOME FURNISHINGS, INC Step stool
D576290, May 09 2006 DOREL HOME FURNISHINGS, INC Step ladder
D710031, Nov 15 2012 TRICAM INDUSTRIES, INC Step stool
D855833, Jan 04 2017 TRICAM INDUSTRIES, INC Ladder rail
D860476, Jan 04 2017 TRICAM INDUSTRIES, INC Hinge for a multi-position ladder
D889689, Nov 10 2017 LITTLE GIANT LADDER SYSTEMS, LLC Ladder
D923201, Nov 10 2017 LITTLE GIANT LADDER SYSTEMS, LLC Ladder
D930292, Aug 25 2019 Litter box stand
D979097, Aug 12 2020 DOREL HOME FURNISHINGS, INC Foldable step stool
D984532, Feb 03 2021 One Five Three Enterprises LLC Learning standing tower with reversible white and black board
Patent Priority Assignee Title
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DE3327025A1,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Nov 19 1999Cosco Management, Inc.(assignment on the face of the patent)
Jan 27 2000GIBSON, WILLIAM R COSCO MANAGEMENT, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106240613 pdf
Jan 27 2000GINER, ENRIQUE R COSCO MANAGEMENT, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0106240613 pdf
Nov 25 2014COSCO MANAGEMENT, INC AMERIWOOD INDUSTRIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0344850130 pdf
Sep 12 2016AMERIWOOD INDUSTRIES, INC DOREL HOME FURNISHINGS, INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 0401470673 pdf
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