Patent
   D732315
Priority
Mar 30 2012
Filed
May 30 2013
Issued
Jun 23 2015
Expiry
Jun 23 2029

TERM.DISCL.
Assg.orig
Entity
unknown
0
10
n/a
The ornamental design for a mattress core, as shown and described.

FIG. 1 is a top perspective view of the mattress core;

FIG. 2 is a bottom perspective view;

FIG. 3 is a top view;

FIG. 4 is a bottom view;

FIG. 5 is a side view; and,

FIG. 6 is a front view thereof.

Malkiewicz, James R., Malkiewicz, Michael J.

Patent Priority Assignee Title
Patent Priority Assignee Title
6101651, Mar 23 1999 Wing Hang (3Y) Industries Ltd. Pillow core
6295676, Apr 16 1998 Mattress construction
7120956, Jun 20 2005 Combination mattress
7520011, May 02 2007 Patient bedding system with dense matrix or individually suspended directly body supporting pins
7930783, Aug 29 2006 LIAO, HSIU CHEN Foam spring mattress with replaceable foam springs
8099812, May 30 2006 Metzeler Schaum GmbH Spring element unit for a padding element, particularly a matress
8181296, Aug 29 2006 Hsiu Chen, Liao Foam spring mattress with replaceable foam springs
D528340, Feb 13 2004 Foamex Innovations Operating Company Mattress topper
D606794, Jul 22 2008 Metzler Schaum GmbH Mattress
D647350, Jun 09 2009 Mantzis Holdings Pty., Ltd. Mattress core
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