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Class Information
Number: 297/46
Name: Chairs and seats > Collapsible chair; i.e., relatively folding bottom, back, and legs > Back and legs collapse concurrently
Description: Device wherein the back and legs are movably joined to each other or to other chair components so that the back and the several legs each fold relative to the other and at the same time.


Sub-classes under this class:

Class Number Class Name Patents
297/48 Back articulated to both leg pairs 19
297/50 Back-to-leg articulation above back-to-bottom articulation 8
297/47 Parallel leg pairs 8


Patents under this class:

Patent Number Title Of Patent Date Issued
7607724 Collapsible support structure Oct. 27, 2009
7490895 High chair with collapsible frame Feb. 17, 2009
7469961 Collapsible chair Dec. 30, 2008
7396073 Collapsible moon chair Jul. 8, 2008
7338116 Folding chair Mar. 4, 2008
7192083 Folding linkage Mar. 20, 2007
7063380 Collapsible easy chair Jun. 20, 2006
6957852 Foldable furniture device Oct. 25, 2005
6932425 Foldable bench Aug. 23, 2005
6899384 Foldable chair assembly May. 31, 2005
6871911 Continuously adjustable lawn furniture having tubular construction Mar. 29, 2005
6846041 Chair with a pair of inclination-preventing members Jan. 25, 2005
6824210 Collapsible chair Nov. 30, 2004
6824207 Chair assembly Nov. 30, 2004
6454348 Foldable chair assembly Sep. 24, 2002
6332646 Foldable chair frame Dec. 25, 2001
6299194 Foldable stroller Oct. 9, 2001
6132342 Exercise system comprising rocking chair and footstool Oct. 17, 2000
5855409 Foldable chair frame Jan. 5, 1999
5622376 Stroller with folding mechanism for compact collapsing arrangement Apr. 22, 1997
5454584 Collapsable stroller Oct. 3, 1995
5110150 Collapsible mechanism for a stroller May. 5, 1992
5106116 Auxiliary safety structure for a baby stroller Apr. 21, 1992
5087066 Foldable baby stroller Feb. 11, 1992
5064243 Apparatus and method for use in hospitals to promote patient-caregiver contact Nov. 12, 1991
4685725 Seating apparatus Aug. 11, 1987
4684278 Joint for use in collapsible chairs and the like Aug. 4, 1987
4629245 Folding chair Dec. 16, 1986
4556249 Collapsible chair Dec. 3, 1985
4536026 Folding chair Aug. 20, 1985
4412688 Wheeled support structure for a seat or a carry-out of a baby's push chair or perambulator Nov. 1, 1983
4130316 Step ladder/chair combination Dec. 19, 1978
4058341 Collapsible chairs Nov. 15, 1977



 
 
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