Light fixture heat sink

- 4187318 Canada Inc.
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Description

FIG. 1 is a perspective view of a light fixture heat sink of the present design;

FIG. 2 is an end view of the light fixture heat sink of FIG. 1, the opposite end view being a mirror image thereof;

FIG. 3 is a bottom of the light fixture heat sink of FIG. 1;

FIG. 4 is a top view of the light fixture heat sink of FIG. 1; and,

FIG. 5 is a front view of the light fixture heat sink of FIG. 1, the rear view of the heat sink of FIG. 1 being identical thereto.

The portions shown in broken lines in the drawings do not form part of the present design.

The light fixture heat sink is shown broken away in FIGS. 1–5 of the drawing to indicate indeterminate length, it being understood that it has a uniform shape and appearance through its length.

Claims

The ornamental design for a light fixture heat sink, as shown and described.

Referenced Cited
U.S. Patent Documents
D267005 November 23, 1982 Dennis
D278140 March 26, 1985 Tatum
D306491 March 6, 1990 Hallengren
D315832 April 2, 1991 Rocheleau et al.
D338449 August 17, 1993 Sahyoun
5746502 May 5, 1998 Huang
6385047 May 7, 2002 McCullough et al.
D500883 January 11, 2005 Herst et al.
D520172 May 2, 2006 Engel
D538053 March 13, 2007 Fischer
7438441 October 21, 2008 Sun et al.
20040037081 February 26, 2004 Blandford
20050243576 November 3, 2005 Park et al.
20080285264 November 20, 2008 Whitehouse et al.
Patent History
Patent number: D606501
Type: Grant
Filed: May 16, 2008
Date of Patent: Dec 22, 2009
Assignee: 4187318 Canada Inc. (Ville St. Laurent, Quebec)
Inventors: Eran Plonski (Montreal), Sharath Kumar (Laval), Eihab Baqui (Brossard)
Primary Examiner: Selina Sikder
Attorney: Ogilvy Renault LLP
Application Number: 29/318,268
Classifications
Current U.S. Class: Heat Sink (D13/179)