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Class Information
Number: 297/452.25
Name: Chairs and seats > Bottom or back > Contoured bottom > Laterally extending contour > Contoured rigid base > Including symmetrical thigh-support portions
Description: Device in which the contoured bottom includes substantially similar spaced areas configured to support the thighs of a seated occupant.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8528982 Seat Sep. 10, 2013
8042873 Driver's seat of work vehicle Oct. 25, 2011
7614704 Wheelchair seat cushion Nov. 10, 2009
7506932 Adjustable jockey seat assembly Mar. 24, 2009
7506937 Lateral honeycomb support for seat Mar. 24, 2009
7445292 Seat portion of a seat Nov. 4, 2008
7287815 Ergonomic seating module and seat fitted with said module Oct. 30, 2007
7275788 Music posture chairs Oct. 2, 2007
7131697 Sports seat for a vehicle, especially for a motor vehicle Nov. 7, 2006
7121623 Vehicular seat structure Oct. 17, 2006
7044547 Seating apparatus May. 16, 2006
7040706 Seat and method of making same May. 9, 2006
6983991 Removable anatomic seat Jan. 10, 2006
6811218 Chair with conforming seat Nov. 2, 2004
6709052 Saddle seat for chair or stool Mar. 23, 2004
6502263 Seat cushion and positioning assembly including inflatable air cell pressure compensation insert Jan. 7, 2003
6481795 Therapeutic chair Nov. 19, 2002
6398310 Anatomically shaped seat shell and associated method of construction Jun. 4, 2002
6378947 Seating system Apr. 30, 2002
6371562 Reinforced arrangement in a vehicle seat and method for forming the same Apr. 16, 2002
6315363 Go cart seat and method Nov. 13, 2001
6293625 Chairs Sep. 25, 2001
6209159 Pressure reducing cushion with selective pressure point relief Apr. 3, 2001
6142573 Cushion element for use in a wheelchair Nov. 7, 2000
6139109 Race car seat and jig and method for making the same Oct. 31, 2000
6123390 Orthopedic chair Sep. 26, 2000
5950263 Length extender for child's wheelchair seating system Sep. 14, 1999
5918334 Cushion with gel sac and gel overlay Jul. 6, 1999
5857749 Wheelchair seat assembly with contoured seat pan and cushion and method Jan. 12, 1999
5836025 Gel containing positioning cushion for infirm patients Nov. 17, 1998
5735575 Ergonomic antifatigue seating device and method Apr. 7, 1998
5687436 Wheelchair seating cushion having adjustable top contour shape Nov. 18, 1997
5671977 Seating and back systems for a wheelchair Sep. 30, 1997
5630240 Cushion body structure comfortable to sit May. 20, 1997
5613257 Modular cushion construction with detachable pommel Mar. 25, 1997
5605379 Chair for providing a straight sitting positon Feb. 25, 1997
5522106 Seat cushion assembly Jun. 4, 1996
5513899 Seat cushion for wheelchairs May. 7, 1996
5457833 Seating system method for a wheelchair Oct. 17, 1995
5395162 Seating system Mar. 7, 1995
5378045 Seat cushion for wheelchairs Jan. 3, 1995
5317773 Waterblown foam base Jun. 7, 1994
5294181 Seat cushion Mar. 15, 1994
5163737 Cushion Nov. 17, 1992
5092655 Vehicle seat, especially an air passenger seat Mar. 3, 1992
5018790 Customized seat cushion May. 28, 1991
4969689 Retainer for baby's seat Nov. 13, 1990
4953913 Contoured seat base Sep. 4, 1990
D307221 Orthopedic chair seat Apr. 17, 1990
4824174 Seating device Apr. 25, 1989

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