USD548332SExpiredUtility
Anti-asphyxia valve clip for respiratory mask
Est. expiryJan 12, 2026(expired)· nominal 20-yr term from priority
50
PatentIndex Score
7
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for an anti-asphyxia valve clip for a respiratory mask, as shown and described.Join the waitlist — get patent alerts
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