USD757249SActiveUtility
Respirator mask
Est. expiryJan 13, 2035(~8.5 yrs left)· nominal 20-yr term from priority
Inventors:Lu Xu
51
PatentIndex Score
7
Cited by
14
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a respirator mask, as shown and described.Cited by (0)
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