Patent
   D755740
Priority
Jul 14 2014
Filed
Dec 18 2014
Issued
May 10 2016
Expiry
May 10 2030
Assg.orig
Entity
unknown
31
15
n/a
The ornamental design for a heat sink, as shown and described.

FIG. 1 is a front perspective view of the heat sink of the present invention.

FIG. 2 is a back perspective view of the heat sink of the present invention.

FIG. 3 is a side view of the heat sink.

FIG. 4 is a side view of the heat sink, showing the opposite side from FIG. 2.

FIG. 5 is a top view of the heat sink.

FIG. 6 is a bottom view of the heat sink.

FIG. 7 is a front view of the heat sink; and,

FIG. 8 is a back view of the heat sink.

Chen, Kai, Huang, Jianming

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Dec 15 2014CHEN, KAIHANGZHOU HPWINNER OPTO CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0351780210 pdf
Dec 15 2014HUANG, JIANMINGHANGZHOU HPWINNER OPTO CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0351780210 pdf
Dec 18 2014HANGZHOU HPWINNER OPTO CORPORATION(assignment on the face of the patent)
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