USD691712SExpiredUtility
Respiratory mask
Est. expiryApr 14, 2026(expired)· nominal 20-yr term from priority
95
PatentIndex Score
74
Cited by
26
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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