USD567936SExpiredUtility
Portion of a mask
Est. expiryMay 5, 2023(expired)· nominal 20-yr term from priority
53
PatentIndex Score
7
Cited by
33
References
1
Claims
Claims
exact text as granted — not AI-modifiedCLAIM
The ornamental design for a portion of a mask, as shown and described.Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.