USD311873SExpiredUtility
Quilting ruler
Individually held — no corporate assignee on recordPriority: Nov 13, 1987Filed: Nov 13, 1987Granted: Nov 6, 1990
Est. expiryNov 13, 2007(expired)· nominal 20-yr term from priority
Inventors:Robert G. Arend
81
PatentIndex Score
25
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a quilting ruler, as shown and described.
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