Mattress core

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Description

FIG. 1 top view showing my design for a mattress core thereof;

FIG. 2 is a first end view;

FIG. 3 is a second end view;

FIG. 4 is a bottom view;

FIG. 5 is a first side view;

FIG. 6 is a second side view; and,

FIG. 7 is top perspective view.

Claims

The ornamental design for mattress core, as shown and described.

Referenced Cited
U.S. Patent Documents
D416426 November 16, 1999 Denney et al.
D416741 November 23, 1999 Denney et al.
6347423 February 19, 2002 Stumpf
7520011 April 21, 2009 Liberkowski
7676872 March 16, 2010 Block et al.
20100269262 October 28, 2010 Warren et al.
Patent History
Patent number: D647350
Type: Grant
Filed: Apr 1, 2011
Date of Patent: Oct 25, 2011
Assignee: Mantzis Holdings Pty., Ltd. (Melbourne, Victoria)
Inventor: George Mantzis (Campbellfield)
Primary Examiner: Janice Seeger
Attorney: Merchant & Gould P.C.
Application Number: 29/388,820
Classifications
Current U.S. Class: D6/605; D6/601