USD401314SExpiredUtility
Portable electric heater
Est. expiryDec 12, 2016(expired)· nominal 20-yr term from priority
58
PatentIndex Score
10
Cited by
7
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a portable electric heater, as shown and described.
Cited by (0)
No later patents cite this yet.
References (0)
No backward citations on record.