USD423726SExpiredUtility
Face mask for protection against the elements
Individually held — no corporate assignee on recordPriority: Nov 12, 1997Filed: Nov 12, 1997Granted: Apr 25, 2000
Est. expiryNov 12, 2017(expired)· nominal 20-yr term from priority
Inventors:Michael D Backus
84
PatentIndex Score
48
Cited by
9
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a face mask for protection against the elements, as shown and described.
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