Patent
   D538855
Priority
Sep 22 2004
Filed
Jan 19 2005
Issued
Mar 20 2007
Expiry
Mar 20 2021
Assg.orig
Entity
unknown
5
11
n/a
The ornamental design for teaching aid, as shown and described.

FIG. 1 is a front view of a teaching aid broken away to indicate indeterminate length showing my new design;

FIG. 2 is a rear view broken away to indicate indeterminate length thereof;

FIG. 3 is a left side view broken away to indicate indeterminate length with the right side view being a mirror image thereof;

FIG. 4 is a top view of a teaching aid; and,

FIG. 5 is a bottom view thereof.

Ungar, Stephen D.

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Patent Priority Assignee Title
D265100, Oct 04 1979 Indicator for classroom control and education
D332803, May 29 1990 Advertising badge
D347024, May 28 1991 Identification tag
D355216, Feb 21 1992 Reading template guide
D415206, Nov 20 1998 Identification badge
D432174, Jul 27 1999 Becton Dickinson and Company Specimen label
D461205, May 04 2001 Device for teaching shoe orientation and measuring feet
D468441, Oct 25 1999 Diagnostic test card
D480754, May 01 2002 NEENAH PAPER, INC Business card
D486183, Jan 09 2002 Coin teaching set
D498792, Sep 25 2002 Awaba Group PTY LTD Ballet training mat
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 19 2005Hinkler Books Pty Ltd.(assignment on the face of the patent)
Mar 30 2005UNGAR, STEPHEN DAVIDHINKLER BOOKS PTY LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0164580496 pdf
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