USD343427SExpiredUtility

Toy building block

89
Individually held — no corporate assignee on recordPriority: Jan 13, 1992Filed: Jan 13, 1992Granted: Jan 18, 1994
Est. expiryJan 13, 2012(expired)· nominal 20-yr term from priority
Inventors:Louis Y. Sher
89
PatentIndex Score
43
Cited by
8
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a toy building block, as shown.

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