Heat sink

Chu October 28, 2

Patent Grant D579421

U.S. patent number D579,421 [Application Number D/295,947] was granted by the patent office on 2008-10-28 for heat sink. This patent grant is currently assigned to Hon Hai Precision Industry Co., Ltd.. Invention is credited to Ching-Hung Chu.


United States Patent D579,421
Chu October 28, 2008

Heat sink

Claims

CLAIM The ornamental design for a heat sink, as shown.
Inventors: Chu; Ching-Hung (Taipei Hsien, TW)
Assignee: Hon Hai Precision Industry Co., Ltd. (Tu-Cheng, Taipei Hsien, TW)
Appl. No.: D/295,947
Filed: October 11, 2007

Current U.S. Class: D13/179
Current International Class: 1303
Field of Search: ;D13/179 ;165/80.3,104.33,151,122,185 ;257/706,707,718-722 ;361/687,695,697,700,702,704,709,710,711,719

References Cited [Referenced By]

U.S. Patent Documents
D466871 December 2002 Lee
D481688 November 2003 Lee et al.
6712127 March 2004 Lee
7028757 April 2006 Hegde
2004/0244948 December 2004 Luo
2006/0196636 September 2006 Liu
2006/0213642 September 2006 Lai
2008/0142194 June 2008 Zhou et al.
Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Niranjan; Frank R.

Description



FIG. 1 is a perspective view of a heat sink 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.

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