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Patent
D538855
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Priority
Sep 22 2004
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Filed
Jan 19 2005
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Issued
Mar 20 2007
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Expiry
Mar 20 2021
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Assg.orig
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Entity
unknown
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5
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11
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n/a
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The ornamental design for teaching aid, as shown and described.
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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.
Patent |
Priority |
Assignee |
Title |
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Oct 04 1979 |
|
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Identification tag |
D355216, |
Feb 21 1992 |
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D415206, |
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|
Identification badge |
D432174, |
Jul 27 1999 |
Becton Dickinson and Company |
Specimen label |
D461205, |
May 04 2001 |
|
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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 |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a