USD326531SExpiredUtility
Dove-tailed building block
Individually held — no corporate assignee on recordPriority: Mar 22, 1989Filed: Sep 21, 1989Granted: May 26, 1992
Est. expiryMar 22, 2009(expired)· nominal 20-yr term from priority
Inventors:John F. Lewis
56
PatentIndex Score
7
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a dove-tailed building block, as shown and described.
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