USD1022305SActiveUtility

Filament for light bulb

70
Assignee: DONGGUAN HUIHUAN LIGHTING CO LTDPriority: Aug 17, 2021Filed: Aug 17, 2021Granted: Apr 9, 2024
Est. expiryAug 17, 2041(~15 yrs left)· nominal 20-yr term from priority
Inventors:Song Wang
70
PatentIndex Score
4
Cited by
15
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a filament for light bulb, as shown and described.

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