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Class Information
Number: 5/239
Name: Beds > Bedsteads > Having bottom > Of slats and springs
Description: Devices comprising bed bottoms in which the supporting surface is composed of slats resiliently supported.










Sub-classes under this class:

Class Number Class Name Patents
5/245 Attaching slats to spring coils 2
5/240 Collapsible or extensible frameworks 3
5/241 Independent slats with spring supports 33
5/244 Rigid slat frame tops 7


Patents under this class:

Patent Number Title Of Patent Date Issued
8418284 Dynamic mattress base Apr. 16, 2013
8069510 Spring system for upholstery, mattresses or the like Dec. 6, 2011
7832040 Suspended flexible matrix support system Nov. 16, 2010
7621004 Tripod slat end piece with a highly stabilised range of movement Nov. 24, 2009
6983497 Tension-varying slider for a set of three slats Jan. 10, 2006
6859959 Spring lath for sitting or reclining furniture Mar. 1, 2005
6671901 Bed with a movably mounted mattress support Jan. 6, 2004
6477727 Bearing element for upholstery support for a seat or bed system Nov. 12, 2002
6305038 Base assembly Oct. 23, 2001
6286160 Support for reclining or sitting Sep. 11, 2001
6272700 Dual layer bedding or seating product Aug. 14, 2001
5495629 Support grid for sitting or lying furniture, as well as support elements for the support grid Mar. 5, 1996
5459892 Triple beam frame Oct. 24, 1995
5210890 Mattress foundation with springs and foam elements May. 18, 1993
5127114 Lath grating for supporting mattresses Jul. 7, 1992
4768244 Slat-grate furniture spring Sep. 6, 1988
4682378 Body support, such as a mattress Jul. 28, 1987
4477935 Mattress support system Oct. 23, 1984
4399573 Reinforced box spring frame Aug. 23, 1983
4181991 Mattress foundation Jan. 8, 1980
4100631 Box-spring assembly Jul. 18, 1978
4074372 Foundation unit frame Feb. 21, 1978
4038711 Spring assemblies and prefabricated sub-assemblies for manufacture thereof Aug. 2, 1977
3967331 Springless bed spring Jul. 6, 1976
3935605 Mattress foundation Feb. 3, 1976











 
 
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