USD306963SExpiredUtility
Concrete finishing screed bar
Individually held — no corporate assignee on recordPriority: Jan 16, 1987Filed: Jan 16, 1987Granted: Apr 3, 1990
Est. expiryJan 16, 2007(expired)· nominal 20-yr term from priority
Inventors:Donald R. Morrison
38
PatentIndex Score
2
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a concrete finishing screed bar, as shown and described.
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