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Class Information
Number: 5/718
Name: Beds > Mattress (for whole body) > Having innerspring-type core > Substantially filled with foam
Description: Innerspring-type core mattress wherein an ample portion of the spaces between individual coiled wire members or group of coiled wire members are filled with an expanded cellular material, with the expanded cellular material and the members together providing support for a user upon their compression.

Patents under this class:

Patent Number Title Of Patent Date Issued
8621694 Sleep support surface that includes a layer with large diameter cleaving Jan. 7, 2014
8356372 Systems and methods for hinged bedding assemblies Jan. 22, 2013
8230538 Mattress innerspring inserts and supports Jul. 31, 2012
7917980 Mattress design Apr. 5, 2011
7845035 Pressure dispersion support systems Dec. 7, 2010
7805790 Foam springs and innerspring combinations for mattresses Oct. 5, 2010
7789461 Seating accessory Sep. 7, 2010
7731283 Seating accessory Jun. 8, 2010
7731282 Seating accessory Jun. 8, 2010
7690096 Method of manufacturing an aged mattress assembly Apr. 6, 2010
7661165 Adjustable-springing mattress Feb. 16, 2010
7640611 Mattress design Jan. 5, 2010
7636971 Innerspring dampening inserts Dec. 29, 2009
7120956 Combination mattress Oct. 17, 2006
6948205 Mattress, provided with spring elements, such as coil springs Sep. 27, 2005
6944899 Stranded mattress spring Sep. 20, 2005
6728986 Body support arrangements May. 4, 2004
6574814 Bedding or seating product having filled tube topper Jun. 10, 2003
6484340 Ventilated mattress core Nov. 26, 2002
6425153 Support cushion Jul. 30, 2002
6170808 Spring core for mattress or cushion Jan. 9, 2001
5937464 Foldable foam mattress with coil springs and firm periphery Aug. 17, 1999
5832551 Method of making an innerspring assembly or mattresses, cushions and the like Nov. 10, 1998
5687439 Border stabilizing member and innerspring assembly using same Nov. 18, 1997
5222264 Mattress construction Jun. 29, 1993
5210890 Mattress foundation with springs and foam elements May. 18, 1993
5040255 Cushion or mattress structure Aug. 20, 1991
4907309 Pocket-spring core mattress Mar. 13, 1990
4895352 Mattress or cushion spring array Jan. 23, 1990
4862540 Resilient body Sep. 5, 1989
4811439 Method of manufacturing foamed innerspring unit and product Mar. 14, 1989
4788731 Mattress Dec. 6, 1988
4768253 Sleeper sofa mattress Sep. 6, 1988
4429427 Seating cushion Feb. 7, 1984
4234981 Mattress for articulated beds Nov. 25, 1980
4194255 Foam spring Mar. 25, 1980
4154786 Method for producing a mattress having embedded springs, the implements used and the mattress obtained May. 15, 1979
3981033 Mattress Sep. 21, 1976

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