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PTO
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Dossier
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Patent
D924322
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Priority
Aug 17 2015
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Filed
Jan 21 2020
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Issued
Jul 06 2021
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Expiry
Jul 06 2036
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Assg.orig
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Entity
unknown
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0
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44
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n/a
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The ornamental design for a teaching aid, as shown and described.
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The FIGURE is a front view of a teaching aid, showing our new design.
In the FIGURE, the teaching aid is made from a substantially flat substrate that has no appreciable thickness.
The broken line showing the teaching aid forms no part of the claimed design.
Henken, Megan, McNabb, Steve
| Patent |
Priority |
Assignee |
Title |
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| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |
n/a