USD486226SExpiredUtility
Mask assembly
Est. expiryNov 8, 2022(expired)· nominal 20-yr term from priority
98
PatentIndex Score
110
Cited by
12
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental appearance for a mask assembly, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.