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Class Information
Number: 5/255
Name: Beds > Bedsteads > Having bottom > Of springs > Elements > Springs, nonspiral
Description: Devices comprising nonspiral spring forms of unusual type.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8332974 Bedding foundation having border wire with generally rectangular cross-section Dec. 18, 2012
8327475 Bedding foundation having nestably stackable spring assembly welded to border wire with generally rectangular cross-section Dec. 11, 2012
8256043 Support element for a cushion cover for seating and lying areas Sep. 4, 2012
7979930 Yieldable mattress support structure for items of furniture Jul. 19, 2011
7930777 Bedding foundation having nestable stackable components Apr. 26, 2011
7921561 Bedding or seating product made with coil springs having unknotted end turns with bumps Apr. 12, 2011
7805780 Bedding foundation having nestable stackable components Oct. 5, 2010
7726636 Spring for items of furniture Jun. 1, 2010
7636963 Support apparatus for establishing a bed Dec. 29, 2009
7596821 Portable lift seat cushion associated with a handbag Oct. 6, 2009
7546647 Bedding foundation and support module therefor Jun. 16, 2009
7398568 Bedding foundation Jul. 15, 2008
7386897 Bedding or seating product made with coil springs having unknotted end turns Jun. 17, 2008
7360263 Bedding foundation support module Apr. 22, 2008
7356859 Bedding foundation support module Apr. 15, 2008
7297389 Top plate for a unitary suspension device of a multi-element bed base Nov. 20, 2007
7237282 Stackable and stable bedding foundation Jul. 3, 2007
7210181 Spring construction May. 1, 2007
6826791 Spring element for beds or chairs Dec. 7, 2004
6601249 Spring pre-assembly for a mattress foundation unit Aug. 5, 2003
6588035 Mattress support system Jul. 8, 2003
6578213 Stackable bedding foundation Jun. 17, 2003
6477727 Bearing element for upholstery support for a seat or bed system Nov. 12, 2002
6427990 Spring body Aug. 6, 2002
6422547 Torsion coil spring Jul. 23, 2002
6406009 Flexible support structure with composite material spring modules mounted directly on frame members and related assembly equipment and methods-microtek III Jun. 18, 2002
6101651 Pillow core Aug. 15, 2000
5967499 Box spring support module Oct. 19, 1999
5964453 Wire grid and wire spring module for use with a furniture spring assembly Oct. 12, 1999
5787533 Cushion support Aug. 4, 1998
5720471 Low profile composite material bedding foundation system and methods of manufacture Feb. 24, 1998
5639071 Support rail with improved spring mounting capabilities Jun. 17, 1997
5588165 Cushioning assembly having plastic springs for supporting a pad Dec. 31, 1996
5562274 Formed wire mattress assembly Oct. 8, 1996
5558314 Fluid-like support device Sep. 24, 1996
5539944 Foldable bed with collapsible sinuous springs Jul. 30, 1996
5540418 Foldbale bed with collapsible sinuous springs Jul. 30, 1996
5524305 Wire grid for foldable bed with collapsible sinuous springs Jun. 11, 1996
5431376 Spring assembly for seating and bedding Jul. 11, 1995
5418989 Mattress innerspring using formed wire elements May. 30, 1995
5401007 Wire spring assemblies made of nestably stackable half units Mar. 28, 1995
5370374 Nestable spring assemblies for bedding and furniture Dec. 6, 1994
5369822 Bent wire spring module Dec. 6, 1994
5364082 Spring assembly for seating and bedding Nov. 15, 1994
5361434 Stackable bedding foundation Nov. 8, 1994
5346188 Hinged wire form members Sep. 13, 1994
5346190 Box spring assembly support spring Sep. 13, 1994
5335380 Spring insert for cushioning insert Aug. 9, 1994
5332202 Pneumatic member and related attachment elements for cushions, seats, foundations and the like Jul. 26, 1994
5231712 Bedding unit and springs therefor Aug. 3, 1993

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