USD334987SExpiredUtility
Shutter louver with vent openings
Individually held — no corporate assignee on recordPriority: Jun 3, 1991Filed: Jun 3, 1991Granted: Apr 20, 1993
Est. expiryJun 3, 2011(expired)· nominal 20-yr term from priority
28
PatentIndex Score
1
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a shutter louver with vent openings, as shown and described.
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