USD295054SExpiredUtility

Learning tree

46
Individually held — no corporate assignee on recordPriority: Aug 12, 1985Filed: Aug 12, 1985Granted: Apr 5, 1988
Est. expiryAug 12, 2005(expired)· nominal 20-yr term from priority
Inventors:William Allen
46
PatentIndex Score
10
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a learning tree, as shown and described.

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