Patent
   D808042
Priority
Sep 07 2016
Filed
Sep 07 2016
Issued
Jan 16 2018
Expiry
Jan 16 2033
Assg.orig
Entity
unknown
2
12
n/a
The ornamental design for an adjustable ladder extension, as shown and described.

FIG. 1 is a perspective view of an adjustable ladder extension showing my new design;

FIG. 2 is a rear view of the adjustable ladder extension illustrated in FIG. 1;

FIG. 3 is a front view of the adjustable ladder extension illustrated in FIG. 1;

FIG. 4 is a left side view of the adjustable ladder extension illustrated in FIG. 1;

FIG. 5 is a right side view of the adjustable ladder extension illustrated in FIG. 1;

FIG. 6 is a top view of the adjustable ladder extension illustrated in FIG. 1; and,

FIG. 7 is a bottom view of the adjustable ladder extension illustrated in FIG. 1.

Any broken lines shown are for illustrative purposes only and form no part of the claimed designed.

Lanzafame, Philip F.

Patent Priority Assignee Title
D854191, Oct 04 2016 Container for acoustical drop ceiling grid members
D869688, Sep 07 2016 Philip F., Lanzafame Adjustable ladder extension
Patent Priority Assignee Title
5107958, Jul 16 1990 Ladder leveler
5307900, Jul 30 1993 Ladder leg extension apparatus
5758745, Jul 18 1996 WERNER TECHNOLOGIES, INC Extension ladder, combination end cap/guide bracket, and method for climbing
5913382, Dec 31 1997 Ladder extension system
20080190697,
20110214946,
20150233180,
D364930, Dec 23 1994 Ladder extension
D380277, Oct 30 1995 Ladder extension
D420752, Jul 09 1998 Scaffolding leg extension
D485369, Apr 28 2003 Pair of leveling ladder leg attachments
D584422, Jan 14 2006 WERNER CO Ladder leveler stile
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 07 2016Phillip F., Lanzafame(assignment on the face of the patent)
Sep 07 2016LANZAFAME, PHILIP F LEVELOK CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0396690363 pdf
Mar 06 2017LEVELOK CORPORATIONLANZAFAME, PHILIP F ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0415000501 pdf
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