USD300962SExpiredUtility
Nasal breathing piece
Individually held — no corporate assignee on recordPriority: Nov 16, 1987Filed: Nov 16, 1987Granted: May 2, 1989
Est. expiryNov 16, 2007(expired)· nominal 20-yr term from priority
Inventors:Duncan Johnson
41
PatentIndex Score
6
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a nasal breathing piece, as shown and described.
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