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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US40043052 Apr 197625 Jan 1977Schnadig CorporationSleeper sofa and mattress combination
US405276023 Feb 197611 Oct 1977The United States Bedding CompanyCoil spring assembly
US421321426 Dec 197822 Jul 1980Multiple firmness multiple sleeper mattress
US442330822 Jun 198127 Dec 1983Simmons U.S.A. CorporationThermally controllable heating mattress
US442460022 Jun 198110 Jan 1984Simmons U.S.A. CorporationAdjustable firmness mattress pillow top
US443586422 Jun 198113 Mar 1984Simons U.S.A. CorporationAir bed arrangement
US444926122 Jun 198122 May 1984Simmons U.S.A. Corp.Bed mattress having an improved pillow top
US511353931 Jul 199119 May 1992Adjustable firmness coil spring mattress with inflatable tubes
US517837127 Jun 198912 Jan 1993Daimler-Benz AktiengesellschaftMotor-vehicle seat with a spring core resting on a subframe
US523171724 Jun 19923 Aug 1993Leggett & Platt, IncorporatedBedding system
US541488220 Aug 199316 May 1995Mattress assembly and method for rotating same
US58101719 Jan 199722 Sep 1998Jinwoong Ltd.Bag buffer
US59537789 Feb 199821 Sep 1999L&P Property Management CompanyArticulated mattress
US620223925 Feb 199920 Mar 2001Select Comfort Corp.Multi-zone support
US635395231 May 200012 Mar 2002L&P Property Management CompanyPosturized bedding or seating product with springs of differing heights
US677246320 Mar 200210 Aug 2004Dreamwell Ltd.Perimeter stiffening system for a foam mattress
US688939817 Jun 200210 May 2005Paramount Bedding, Inc.Coil spring containing mattress and method
US72193819 Aug 200422 May 2007Dreamwell, Ltd.Perimeter stiffening system for a foam mattress
US757476321 May 200718 Aug 2009Dreamwell, Ltd.Perimeter stiffening system for a foam mattress
US800163917 Aug 200923 Aug 2011Dreamwell, Ltd.Perimeter stiffening system for a foam mattress

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