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United States Patent D647,350
Mantzis October 25, 2011

Mattress core


CLAIM The ornamental design for mattress core, as shown and described.
Inventors: Mantzis; George (Campbellfield, AU)
Assignee: Mantzis Holdings Pty., Ltd. (Melbourne, Victoria, AU)
Appl. No.: D/388,820
Filed: April 1, 2011

Related U.S. Patent Documents

Application NumberFiling DatePatent NumberIssue Date
29351679Dec., 2009

Foreign Application Priority Data

Jun 09, 2009 [AU] 12109/2009

Current U.S. Class: D6/605 ; D6/601
Current International Class: 0609
Field of Search: D6/595,596,601,604,605 5/630,636,652,653,655.9,656,417,419,420,690,706,731,736,720,729

References Cited

U.S. Patent Documents
D416426 November 1999 Denney et al.
D416741 November 1999 Denney et al.
6347423 February 2002 Stumpf
7520011 April 2009 Liberkowski
7676872 March 2010 Block et al.
2010/0269262 October 2010 Warren et al.
Primary Examiner: Seeger; Janice
Attorney, Agent or Firm: Merchant & Gould P.C.


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.

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