USD645993SActiveUtility

Light bulb having a heat sink

87
Assignee: WANG JINPriority: Jan 6, 2011Filed: Jan 6, 2011Granted: Sep 27, 2011
Est. expiryJan 6, 2031(~4.4 yrs left)· nominal 20-yr term from priority
Inventors:Jin Wang
87
PatentIndex Score
40
Cited by
11
References
1
Claims

Claims

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

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