Patent
   D908924
Priority
May 14 2019
Filed
May 14 2019
Issued
Jan 26 2021
Expiry
Jan 26 2036
Assg.orig
Entity
unknown
8
7
n/a
The ornamental design for a multipurpose ladder, as shown and described.

FIG. 1 is a front perspective view of a multipurpose ladder showing our new design in stepladder position;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Murray, Thomas, Melton, Michael T., Massam, Daniel, Dooley, Thomas J., Duever, Ryan W.

Patent Priority Assignee Title
11851949, Jan 30 2018 WERNER CO Multipurpose ladder and method
D935055, Aug 07 2019 TRICAM INDUSTRIES, INC Hinge for a multi-position ladder
D937443, Oct 16 2019 Ladder hinge
D949438, Jan 19 2020 Aukey Technology Co., Ltd Ladder
D966556, Dec 13 2019 MURPHY LADDER LLC Ladder
D966558, May 14 2019 WERNER CO Hinge lock
ER4284,
ER662,
Patent Priority Assignee Title
4182431, Mar 13 1978 WEST ONE BANK, UTAH Combination extension and step ladder rungs therefor
5074377, Nov 12 1988 KRAUSE-WERK GMBH & CO KG Jointed ladder
6220389, Mar 04 1997 Krause-Werk GmbH & Co. KG Folding ladder
6973996, Dec 11 2003 Ladder mounting apparatus and method of use
9016434, Feb 22 2011 WING ENTERPRISES, INCORPORATED Ladders, ladder components and related methods
20050274571,
D392744, Jul 02 1996 Portable utility ladder
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Jul 22 2019DUEVER, RYAN W WERNER CO ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0501670787 pdf
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