USD318782SExpiredUtility
Knife sharpener
Individually held — no corporate assignee on recordPriority: Oct 13, 1988Filed: Oct 13, 1988Granted: Aug 6, 1991
Est. expiryOct 13, 2008(expired)· nominal 20-yr term from priority
Inventors:Robert Lebeau
52
PatentIndex Score
10
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for knife sharpener, as shown and described.
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