USD585982SExpiredUtility
Respiratory mask frame
Est. expiryJan 17, 2022(expired)· nominal 20-yr term from priority
51
PatentIndex Score
4
Cited by
45
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a respiratory mask frame, as shown and described.Join the waitlist — get patent alerts
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