LED light bulb

Lighting – Light source – Electric light bulb

Design Patent

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Design Patent

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D0647221

CLAIM:
The ornamental design for a LED light bulb, as shown and described.

REFERENCES:
patent: D506840 (2005-06-01), Van de Ven et al.
patent: D531741 (2006-11-01), Takahashi
patent: D534665 (2007-01-01), Egawa et al.
patent: D549361 (2007-08-01), To et al.
patent: D581556 (2008-11-01), To et al.
patent: D616121 (2010-05-01), Wada et al.
patent: D617919 (2010-06-01), Wada et al.
patent: D630349 (2011-01-01), Pei et al.
patent: D632406 (2011-02-01), Wei
patent: D632409 (2011-02-01), Qiu

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