Patents by Inventor Earl S. Kluft

Earl S. Kluft has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Mattress construction
    Patent number: 8800082
    Abstract: A mattress assembly having a composite encasement surrounding a coil spring unit in which the composite encasement comprises alternating layers of canvas and foam, and in which a side border assembly of quilted material is attached to the exterior walls of the composite encasement by means of multiple, spaced, lines of stitching extending through the alternating layers of canvas and foam to firmly affix the side border assembly to the encasement.
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: August 12, 2014
    Inventors: Earl S. Kluft, Jose (“Tony”) G. Alvarez
  • MATTRESS CONSTRUCTION
    Publication number: 20120246833
    Abstract: A mattress assembly having a composite encasement surrounding a coil spring unit in which the composite encasement comprises alternating layers of canvas and foam, and in which a side border assembly of quilted material is attached to the exterior walls of the composite encasement by means of multiple, spaced, lines of stitching extending through the alternating layers of canvas and foam to firmly affix the side border assembly to the encasement.
    Type: Application
    Filed: March 30, 2011
    Publication date: October 4, 2012
    Inventors: Earl S. Kluft, Jose ("Tony") G. Alvarez
  • Mattress design
    Patent number: 7917980
    Abstract: A mattress embodying a foam encasement surrounding individually wrapped coils and lacking a barrier separating upholstery layers from the coil assembly. Border material is affixed to sidewalls forming the foam encasement and the upholstery layer is tacked to a base of the foam encasement.
    Type: Grant
    Filed: December 29, 2009
    Date of Patent: April 5, 2011
    Inventor: Earl S. Kluft
  • MATTRESS DESIGN
    Publication number: 20100115703
    Abstract: A mattress embodying a foam encasement surrounding individually wrapped coils and lacking a barrier separating upholstery layers from the coil assembly. Border material is affixed to sidewalls forming the foam encasement and the upholstery layer is tacked to a base of the foam encasement.
    Type: Application
    Filed: December 29, 2009
    Publication date: May 13, 2010
    Inventor: Earl S. Kluft
  • Mattress design
    Patent number: 7640611
    Abstract: A mattress embodying a foam encasement surrounding individually wrapped coils and lacking a barrier separating upholstery layers from the coil assembly. Border material is affixed to sidewalls forming the foam encasement and the upholstery layer is tacked to a base of the foam encasement.
    Type: Grant
    Filed: January 25, 2005
    Date of Patent: January 5, 2010
    Inventor: Earl S. Kluft