USD502554SExpiredUtility
Construction block
Priority: Jul 22, 2003Filed: Jul 22, 2003Granted: Mar 1, 2005
Est. expiryJul 22, 2023(expired)· nominal 20-yr term from priority
Inventors:Federico Luaces
48
PatentIndex Score
10
Cited by
3
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for the construction block, as shown and described.
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