Patent
   D619653
Priority
Apr 16 2009
Filed
Apr 16 2009
Issued
Jul 13 2010
Expiry
Jul 13 2024
Assg.orig
Entity
unknown
0
11
n/a
The ornamental design for a ladder climbing demonstration exhibit, as shown and described.

FIG. 1 is a perspective view of a ladder climbing demonstration exhibit showing our design;

FIG. 2 is a side perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is an end view thereof;

FIG. 5 is a perspective view of an alternate second embodiment of the ladder climbing demonstration exhibit showing our design;

FIG. 6 is a side perspective view of the alternate second embodiment of the the ladder climbing demonstration exhibit, the opposite side view being a mirror image thereof;

FIG. 7 is a top view of an alternate second embodiment of the ladder climbing demonstration exhibit; and,

FIG. 8 is an end view of an alternate second embodiment of the ladder climbing demonstration exhibit.

Willard, Charles M., Candy, William F.

Patent Priority Assignee Title
Patent Priority Assignee Title
5131197, Feb 25 1991 IMPO, Inc.; IMPO, INC , 7814 LASSIE LANE, LITTLE ROCK, AK 72204 Mounted stairway
5134820, Sep 19 1990 Adjustable built-up stair
220673,
238607,
D290044, Jun 11 1984 Pool access stair
D293475, May 28 1985 Pool access apparatus for the disabled
D312314, Mar 26 1988 B. J. Harris (Oxford) Limited of the Laboratories Staging support
D478999, Jul 15 2002 APPLE COMPUTER INC Staircase
D479338, Dec 23 2002 SAPA EXTRUSIONS, INC Steps
D486587, May 14 2003 Alinco, Inc. Footing platform assembly for working
D507661, May 19 2004 DREAM CATCHER OUTDOORS, LLC Hunter's tree stand
////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 16 2009Gore Enterprise Holdings, Inc.(assignment on the face of the patent)
May 20 2009WILLARD, CHARLES M Gore Enterprise Holdings, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0229120717 pdf
May 28 2009CANDY, WILLIAM F Gore Enterprise Holdings, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0229120717 pdf
Jan 30 2012Gore Enterprise Holdings, IncW L GORE & ASSOCIATES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0279060508 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule