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Class Information
Number: 297/344.21
Name: Chairs and seats > Movable bottom > Bottom and back movable as a unit > About vertical axis; i.e., rotates
Description: Device wherein the unit includes structure which permits the unit to rotate in a substantially horizontal plane about an axis normal to said plane.


Sub-classes under this class:

Class Number Class Name Patents
297/344.25 Back tilted to permit seat rotation 3
297/344.24 Having additional movement in horizontal plane 71
297/344.26 Including antifriction feature (e.g., ball bearings, etc.) 82
297/344.22 Including means to lock unit at distinct rotated positions 109


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7597397 Swivel rocker assembly Oct. 6, 2009
7575276 360 degree pivotal vehicle child seat and associated method Aug. 18, 2009
7533930 Convertible aircraft passenger seat and method May. 19, 2009
7472958 Seat swiveling device of a vehicle Jan. 6, 2009
7448665 Pivot and stow seating Nov. 11, 2008
7416197 Personal recreational vehicle with rotatable seat Aug. 26, 2008
7401856 Seating device Jul. 22, 2008
7399035 Seat for vehicle Jul. 15, 2008
7364183 Seat rotating device for baby strollers Apr. 29, 2008
7350866 Seat repositioning device with release on control handle Apr. 1, 2008
7328952 Detachable swivel apparatus for a beach chair Feb. 12, 2008
7325875 Beach chair Feb. 5, 2008
7309095 Seat assembly with a release system Dec. 18, 2007
7234781 Anchoring fixture for stools capable of adjusting elevation Jun. 26, 2007
7219961 Pivoting seat May. 22, 2007
7204554 Swivel seat Apr. 17, 2007
7140685 Swivel chair joint Nov. 28, 2006
7128368 Drummer seating system Oct. 31, 2006
7059680 Seat repositioning device with release on control handle Jun. 13, 2006
7032965 Foldable shooting chair Apr. 25, 2006
7032966 Swivel high chair Apr. 25, 2006
6997511 Seating device Feb. 14, 2006
6997512 360 degree swivel cushion for bathroom use Feb. 14, 2006
6991060 Vehicle having a movable driving position Jan. 31, 2006
6981746 Rotating car seat mechanism Jan. 3, 2006
6962221 Mobile ice fishing shelter assembly Nov. 8, 2005
6916065 Rotating patient chair with ear diagnosis and treatment unit Jul. 12, 2005
6913317 Adjustable swivel rocker Jul. 5, 2005
6899385 Auditorium seating May. 31, 2005
6896330 360-degree swivel cushion May. 24, 2005
6890033 Beach chair for use on beaches and other locations May. 10, 2005
6773070 Apparatus and method for providing a portable variably positionable seating device Aug. 10, 2004
6746079 Folding seat assemblage to attach to a luggage cart and its deployment linkage Jun. 8, 2004
6629729 Rear seat for a vehicle Oct. 7, 2003
6619742 Pivot assembly for swiveling chair Sep. 16, 2003
6568757 Control device for seat post of office chairs May. 27, 2003
6557919 Rotating vehicle seat May. 6, 2003
6547303 Pivoting seating system Apr. 15, 2003
6540295 Vehicle seat Apr. 1, 2003
6536732 Swivel mechanism for foldable furniture Mar. 25, 2003
6533354 Swiveling chair Mar. 18, 2003
6520579 Vehicular child safety seat Feb. 18, 2003
RE37927 Folding swivel chair Dec. 10, 2002
6481795 Therapeutic chair Nov. 19, 2002
6447065 Adjustable swivel assembly for seat suspensions Sep. 10, 2002
6352308 Support frame device for connecting a seat portion to an upright post Mar. 5, 2002
6322250 X-ray chair Nov. 27, 2001
6315360 Detachable swivel apparatus for a beach chair Nov. 13, 2001
6231126 Structure for fastening a support shaft to a seat of a chair May. 15, 2001
6179255 Seat mounting assembly Jan. 30, 2001

1 2 3


 
 
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