USD499803SExpiredUtility

Medical facemask

90
Priority: Jul 14, 2003Filed: Jul 14, 2003Granted: Dec 14, 2004
Est. expiryJul 14, 2023(expired)· nominal 20-yr term from priority
Inventors:Ti-Li Chang
90
PatentIndex Score
48
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a medical facemask, as shown.

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