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| Number | Title | Issue Date |
| 8020224 | Internal corner structure for mattress foundations An internal corner structures for mattress foundations that sit at each corner between the frame and the grid. The rigid member contains a base, body and grid support deck. The base member sits atop the foundation frame and contains two flanges that overlap the fram... | 09/20/2011 |
| 7216380 | Corner guard for box spring A corner guard arrangement for a box spring, the corner guard arrangement having first and second members formed of a sheet material and being interlocked together, the interlocking arrangement being such that the first and second members are in sliding engagement t... | 05/15/2007 |
| 7216390 | Corner guard for box spring A corner guard arrangement for a box spring, the corner guard arrangement having first and second members formed of a sheet material and being interlocked together, the interlocking arrangement being such that the first and second members are in sliding engagement t... | 05/15/2007 |
| 7178187 | Asymmetric spring components and innersprings for one-sided mattresses Asymmetric spring components for mattress and other flexible support structures, in the form of helical coil springs with turns in the coil body having varying pitch angles and radii, and a single support end for use in a one sided innersprings in one-sided mattress... | 02/20/2007 |
| 6931685 | One-sided mattress A one-sided mattress construction includes a spring assembly with asymmetric spring coils. Only the bottom portion of each spring coil is attached, either to adjacent spring coils or to a bottom surface of the mattress. The top portion of each spring may have a narr... | 08/23/2005 |
| 6687929 | Box spring corner guard A box spring corner guard is disclosed which protects and reinforces the corner of a box spring. The box spring corner guard consists of a curved body having the shape of a 90 degree section of an imaginary cylinder with a concave inner surface and a conv... | 02/10/2004 |
| 6493887 | Box spring corner guard A box spring corner guard is disclosed which protects and reinforces the corner of a box spring. The box spring corner guard consists of a curved body having the shape of a 90 degree section of an imaginary cylinder with a concave inner surface and a conv... | 12/17/2002 |
| 5878455 | Corner guard for mattress A corner guard for reinforcing an edge or corner of a mattress of a bed is disclosed. The corner guard is constructed from a flat sheet of material formed into two flat panels intersecting to define a 90 degree primary angle, wherein the panels together f... | 03/09/1999 |
| 5628080 | Curve formed protective and decorative bedding foundation corner guard A protective and decorative mattress foundation curved corner guard is mold formed in a curved configuration with a wall portion of the guard having a radius of curvature approximately equal to a radius of curvature of rounded corners of a mattress founda... | 05/13/1997 |
| 5265291 | Box spring corner support An improved spring is provided which may be used in cushions, mattresses, or box springs which includes a limiting internal member. This limiting member assist in limiting the longitudinal deflection of the springs. Also provided are snapped-fitting conne... | 11/30/1993 |
| 4760616 | Bedding foundation having sinuous wire springs A box spring assembly includes a base frame, a top wire grid and a plurality of sinuous wire springs interconnecting the top wire grid and the base frame. The sinuous wire springs each comprise a sinuous wire strip formed into an inverted U-shaped configu... | 08/02/1988 |
| 4592106 | Anchor for securing the lower end of a spring Anchoring means for securing the lower end of a coil to a frame embodying spaced, parallel supports structured to be slidably engaged with upwardly and downwardly-facing shoulders on the supports for longitudinal adjustment of the lower ends of the spring... | 06/03/1986 |
| 4131961 | Formed wire box spring with wire grid unit A wire grid unit cooperating with a box spring assembly to support a mattress. The box spring assembly has a mattress support framework defined by spaced apart longitudinally and transversely extending main springs having generally straight body portions.... | 01/02/1979 |
