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Patent
D618633
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Priority
Jul 21 2009
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Filed
Oct 26 2009
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Issued
Jun 29 2010
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Expiry
Jun 29 2024
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Assg.orig
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Entity
unknown
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5
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12
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n/a
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The ornamental design for a heat dissipation device, as shown.
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FIG. 1 is a perspective view of a heat dissipation device showing my new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a rear elevational view thereof.
FIG. 4 is a left-side, elevational view thereof.
FIG. 5 is a right-side, elevational view thereof.
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
Lin, Shan-Ju
Patent |
Priority |
Assignee |
Title |
7396146, |
Aug 09 2006 |
PYROSWIFT HOLDING CO , LIMITED |
Heat dissipating LED signal lamp source structure |
20070236935, |
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20080158887, |
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20080175003, |
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20090147520, |
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20090244899, |
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20090279314, |
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20090308575, |
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20100026158, |
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20100027258, |
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D579421, |
Oct 11 2007 |
Hon Hai Precision Industry Co., Ltd. |
Heat sink |
D579422, |
Oct 22 2007 |
Foxconn Technology Co., Ltd. |
Heat sink for an LED lamp |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a