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Class Information
Number: 297/452.26
Name: Chairs and seats > Bottom or back > Contoured bottom > Laterally extending contour > Preshaped foam pad
Description: Device in which the bottom is a preshaped contoured surface made of cushioning material; e.g., foam rubber.










Sub-classes under this class:

Class Number Class Name Patents
297/452.27 Different densities of foam 118


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8566987 Anatomical seat cushion Oct. 29, 2013
8360530 Vehicle seat Jan. 29, 2013
8308235 Vehicle seat assembly Nov. 13, 2012
8087726 Back cushion Jan. 3, 2012
7947356 Molded foam and mold May. 24, 2011
7946654 Contour fitting cushion insert May. 24, 2011
7934774 Vehicle seat assembly having a hardness gradient May. 3, 2011
7918510 Pathology related individual modular orthopedic seating system Apr. 5, 2011
7871131 Panel Jan. 18, 2011
7717520 Aircraft passenger seat cushions May. 18, 2010
7661764 Vehicle seat assembly having a hardness gradient via "A" surface intrusions and/or protrusions Feb. 16, 2010
7621010 Dental chair overlay Nov. 24, 2009
7614704 Wheelchair seat cushion Nov. 10, 2009
7571965 Molded foam pool chair Aug. 11, 2009
7506937 Lateral honeycomb support for seat Mar. 24, 2009
7445292 Seat portion of a seat Nov. 4, 2008
7395566 Method of reinforcing and adjusting a contoured seat cushion Jul. 8, 2008
7373678 Seat cushion with adjustable contour and method of adjusting the contour of a seat cushion May. 20, 2008
7273257 Recliner chair having a turning up and stretching out footrest mechanism Sep. 25, 2007
7216388 Contoured seat cushion and method for offloading pressure from skeletal bone prominences and encouraging proper postural alignment May. 15, 2007
7140057 Reinforced and adjustable contoured seat cushion and method of reinforcing and adjusting the contoured seat cushion Nov. 28, 2006
7114776 Lumbar support cushion Oct. 3, 2006
7040706 Seat and method of making same May. 9, 2006
6983991 Removable anatomic seat Jan. 10, 2006
6877808 Method and apparatus for attaching a seat sensor mat to a foam cushion Apr. 12, 2005
6755475 Multiple indentation load deflection foam molding Jun. 29, 2004
6733083 Seat, especially for a vehicle May. 11, 2004
6687934 Seat cushion structure Feb. 10, 2004
6659549 Seat sensor and method for installing the same Dec. 9, 2003
6625830 Wheelchair cushion Sep. 30, 2003
6543844 Seating furniture for children Apr. 8, 2003
6481801 Seat paddings for vehicle seats Nov. 19, 2002
6481795 Therapeutic chair Nov. 19, 2002
6371562 Reinforced arrangement in a vehicle seat and method for forming the same Apr. 16, 2002
6293625 Chairs Sep. 25, 2001
6286903 Seat cushion in particular for automobile vehicles and method of manufacturing it Sep. 11, 2001
6256819 Multi-section positioning wheelchair cushion Jul. 10, 2001
6241320 Customizable seat cushion and positioning assembly including pressure compensation inserts Jun. 5, 2001
6202234 Therapeutic pillow Mar. 20, 2001
6033024 Seat, especially vehicle seat Mar. 7, 2000
6022075 Chair cushion Feb. 8, 2000
5857749 Wheelchair seat assembly with contoured seat pan and cushion and method Jan. 12, 1999
5704691 Padded chair construction Jan. 6, 1998
5702159 Cushion body structure of a car seat Dec. 30, 1997
5654069 Cushion body structure for noise prevention Aug. 5, 1997
5613256 Adjustable wheelchair seat cushion system Mar. 25, 1997
5429852 Transportable chair pad Jul. 4, 1995
5352023 Seating and back systems for a wheelchair Oct. 4, 1994
5317773 Waterblown foam base Jun. 7, 1994
5286089 Seat cushion for alleviation of perineal and rectal discomfort Feb. 15, 1994

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