Patent
   D623450
Priority
Aug 05 2008
Filed
Feb 04 2009
Issued
Sep 14 2010
Expiry
Sep 14 2024
Assg.orig
Entity
unknown
0
14
n/a
I claim the ornamental design for a collapsible foundation core for mattress, as shown and described.

FIG. 1 is a perspective view of my design for a collapsible foundation core for mattress;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is an elevated front view thereof;

FIG. 5 is an elevated back view thereof;

FIG. 6 is an elevated right side view thereof; and,

FIG. 7 is an elevated left side view thereof.

Mantzis, George

Patent Priority Assignee Title
Patent Priority Assignee Title
4100631, May 13 1976 Box-spring assembly
4236262, Jan 31 1979 Spiller Spring Company Support grid and spring unit for a box spring foundation unit
4377279, Jul 07 1980 Steadley Company Steel wire foundation
4771995, Apr 15 1987 Leggett & Platt, Incorporated Collapsible box spring
4867424, Sep 23 1988 L&P Property Management Company Box spring with wire columns and partial coils
5052064, Dec 18 1990 Leggett & Platt Incorporated Stackable bedding foundation
6108834, Mar 13 1997 International Sleep Creations, Inc. Unitary body bedding foundation
6578213, Dec 08 2000 L&P Property Management Company Stackable bedding foundation
6651276, Aug 10 2001 Hickory Springs Manufacturing Company Floating slat frame for a mattress foundation
20030028963,
20050251911,
20060123541,
20060156470,
D544284, Oct 11 2005 Mattress frame
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Feb 04 2009Mantzis Holdings P/L(assignment on the face of the patent)
Feb 19 2009MANTZIS, GEORGESLEEPEEZEE BEDDING AUST PTY LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0225130179 pdf
Apr 23 2010SLEEPEEZEE BEDDING AUST PTY LTD MANTZIS HOLDINGS P LASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0247820025 pdf
Nov 05 2010SLEEPEEZEE BEDDING AUST PTY LTD MANTZIS HOLDINGS PTY , LTD CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 024782 FRAME 0025 ASSIGNOR S HEREBY CONFIRMS THE ASSIGNEE SHOULD READ MANTZIS HOLDINGS PTY, LTD 0254530546 pdf
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