USD509247SExpiredUtility

Folding dry erase board

Assignee: 3M INNOVATIVE PROPERTIES COPriority: Jul 26, 2004Filed: Jul 26, 2004Granted: Sep 6, 2005
Est. expiryJul 26, 2024(expired)· nominal 20-yr term from priority
Inventors:James E. Nash
B43L 1/00A47B 97/04
83
PatentIndex Score
21
Cited by
30
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a folding dry erase board, as shown and described.

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