USD302746SExpiredUtility
Inhalation mask
Individually held — no corporate assignee on recordPriority: Jul 23, 1987Filed: Jul 23, 1987Granted: Aug 8, 1989
Est. expiryJul 23, 2007(expired)· nominal 20-yr term from priority
Inventors:Terry L. Shirley
63
PatentIndex Score
10
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an inhalation mask, as shown and described.
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