Chairs and seats – Supplemental back – Flexible occupant back-engaging surface spans framework
Reexamination Certificate
2007-10-31
2008-09-09
McPartlin, Sarah B (Department: 3636)
Chairs and seats
Supplemental back
Flexible occupant back-engaging surface spans framework
C297S230140, C297S230100, C297S411230, C297S411100
Reexamination Certificate
active
07422282
ABSTRACT:
An orthopedic back support for displacing a person's weight from the lower area of the spine by providing support for the upper torso and for use with a chair or seat having a seat base and a seat back. A flexible fabric cross piece is connected between vertical members to provide back support. The cross piece may include vertical channels or sleeves at opposite sides to receive and support the vertical members. A flexible strap is connected to the fabric or the vertical members and adapted to be positioned behind a seat or a head rest. The entire unit is portable or may be fabricated as part of a seat.
REFERENCES:
patent: 129202 (1872-07-01), Zachos
patent: 1722205 (1929-07-01), Freund
patent: 2546790 (1951-03-01), Shook
patent: 2602488 (1952-07-01), Conning
patent: 2650650 (1953-09-01), Brown
patent: 2667913 (1954-02-01), Dustin
patent: 2725928 (1955-12-01), Branick
patent: 3004794 (1961-10-01), Yerkovich
patent: 3063752 (1962-11-01), Moore
patent: 3531158 (1970-09-01), Allen
patent: 4487201 (1984-12-01), Ciambarella et al.
patent: 4834457 (1989-05-01), Head
patent: 4996978 (1991-03-01), Gingras
patent: 5224924 (1993-07-01), Urso
patent: 5251957 (1993-10-01), Lemens
patent: 5405313 (1995-04-01), Albin
patent: 5462518 (1995-10-01), Hatley et al.
patent: 5529383 (1996-06-01), Laco
patent: 5533787 (1996-07-01), Xiang
patent: 5547253 (1996-08-01), Schwartz et al.
patent: 5624158 (1997-04-01), Adat et al.
patent: 5651764 (1997-07-01), Chiu
patent: 6015395 (2000-01-01), Kautzky
patent: 6125851 (2000-10-01), Walker et al.
patent: 6164725 (2000-12-01), Santa Cruz et al.
Kondracki, Esq. Edward J.
McPartlin Sarah B
Miles & Stockbridge P.C.
Schaffer, Esq. David R.
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