Heat sink

Yu July 26, 2

Patent Grant D642137

U.S. patent number D642,137 [Application Number D/381,993] was granted by the patent office on 2011-07-26 for heat sink. This patent grant is currently assigned to Hon Hai Precision Industry Co., Ltd.. Invention is credited to Meng-Che Yu.


United States Patent D642,137
Yu July 26, 2011

Heat sink

Claims

CLAIM The ornamental design for a heat sink, as shown.
Inventors: Yu; Meng-Che (Taipei Hsien, TW)
Assignee: Hon Hai Precision Industry Co., Ltd. (Tu-Cheng, New Taipei, TW)
Appl. No.: D/381,993
Filed: December 27, 2010

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

References Cited [Referenced By]

U.S. Patent Documents
5305185 April 1994 Samarov et al.
5932925 August 1999 McIntyre
6307747 October 2001 Farnsworth et al.
6315032 November 2001 Lee et al.
6901994 June 2005 Jin-Cherng et al.
7254888 August 2007 Chu et al.
7311140 December 2007 McCullough
7391614 June 2008 Artman
7609520 October 2009 Chang et al.
D618183 June 2010 Chang et al.
D618184 June 2010 Chang et al.
D618185 June 2010 Chang et al.
7760509 July 2010 Zhao et al.
2002/0118511 August 2002 Dujari et al.
2003/0183379 October 2003 Krassowski et al.
2006/0237167 October 2006 Lee
2007/0102147 May 2007 Chang
Primary Examiner: Sikder; Selina
Attorney, Agent or Firm: Ma; Zhigang

Description



FIG. 1 is a perspective view of a heat sink showing the petitioner's 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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