USD943735SActiveUtility
Respiratory mask
Assignee: DONGGUAN RENTONG SILICON PLASTIC PRODUCTS CO LTDPriority: Jun 14, 2020Filed: Jun 14, 2020Granted: Feb 15, 2022
Est. expiryJun 14, 2040(~13.9 yrs left)· nominal 20-yr term from priority
Inventors:Guoren Hu
72
PatentIndex Score
5
Cited by
14
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a respiratory mask, as shown and described.Join the waitlist — get patent alerts
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