USD252883SExpiredUtility
Pencil sharpener
Individually held — no corporate assignee on recordPriority: Dec 21, 1976Filed: May 18, 1977Granted: Sep 11, 1979
Est. expiryDec 21, 1996(expired)· nominal 20-yr term from priority
Inventors:Manuel Mate Balmes
30
PatentIndex Score
1
Cited by
1
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a pencil sharpener, substantially as shown and described.
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