USD264996SExpiredUtility
Sculptured ventilating concrete block
Individually held — no corporate assignee on recordPriority: Apr 11, 1980Filed: Apr 11, 1980Granted: Jun 15, 1982
Est. expiryApr 11, 2000(expired)· nominal 20-yr term from priority
Inventors:Arnold C. Siedschlag
52
PatentIndex Score
9
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a sculptured ventilating concrete block, as shown and described.
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