Therapeutic mattress system

Details Therapeutic mattress system Therapeutic mattress system

2005-02-15

2005-02-15

Santos, Robert G. (Department: 3673)

Beds

Mattress

Sectional with regard to firmness

C005S729000, C005S722000

Reexamination Certificate

active

06854144

ABSTRACT:
A generally rectilinear block is made of an elastomer. The block has a horizontal top surface, a parallel bottom surface and a vertical peripheral surface. The block has an upper edge, a lower edge and parallel side edges. The block also has a height, and width and a thickness. A plurality of apertures are cut into the block. A plurality of inserts is fabricated of the same material as the block and of a size and shape corresponding to the size and shape of the apertures.

REFERENCES:
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patent: 2604642 (1952-07-01), Marco
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patent: 4571763 (1986-02-01), Suzuyama et al.
patent: 4628557 (1986-12-01), Murphy
patent: 4706313 (1987-11-01), Murphy
patent: 5369824 (1994-12-01), Powell
patent: 5400449 (1995-03-01), Satto
patent: 6581229 (2003-06-01), Bernstein
patent: 20040172762 (2004-09-01), Lenyo

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