USD675314SExpiredUtility
Frame for respiratory mask
Est. expiryJan 12, 2026(expired)· nominal 20-yr term from priority
40
PatentIndex Score
2
Cited by
31
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a frame for respiratory mask, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.