USD444872SExpiredUtility
Air vent
Est. expiryFeb 27, 2018(expired)· nominal 20-yr term from priority
Inventors:Walter L. Webb
46
PatentIndex Score
4
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an air vent, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.