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Class Information
Number: 5/37.1
Name: Beds > Sofa bed > Reverting back
Description: Device having a back connected to the frame in such a manner that it may be turned backward and downward through approximately 90°, thus forming a part of the bed bottom or a support for a part of the bed bottom.










Sub-classes under this class:

Class Number Class Name Patents
5/41 Extension seat 41
5/39 Extension supported 4
5/38 Leg supported 21
5/42.1 Unfolding back section 25
5/42 Unfolding seat 14
5/40 Wing supported 0


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8656527 Multifunctional furniture Feb. 25, 2014
8601618 Adjustable bed with sliding subframe for torso subsection Dec. 10, 2013
8468621 Adjustable furniture product with automatically-inflating mattress Jun. 25, 2013
8332973 Bed to a sofa conversion frame Dec. 18, 2012
8321971 Sleeper sofa Dec. 4, 2012
8296877 Futon with nesting platform members Oct. 30, 2012
8225439 Sleeper sofa Jul. 24, 2012
8196236 Convertible furniture assembly, related frame assembly and associated methods Jun. 12, 2012
8011034 Foldable sofa-bed with folding-assist and extension-assist mechanisms Sep. 6, 2011
7945974 Sleeper sofa May. 24, 2011
7861333 Frames for futon sofa beds and methods of securing slats therein Jan. 4, 2011
7802329 Folding seat-bed frame Sep. 28, 2010
7685655 Convertible furniture and method Mar. 30, 2010
7591028 Automatic futon frame Sep. 22, 2009
7549182 Seating unit convertible to bed Jun. 23, 2009
7540042 Sitting and sleeping furniture Jun. 2, 2009
7444692 Multi-angle hook and L-shaped hinge Nov. 4, 2008
7383596 Folding mechanism for a futon sofa sleeper Jun. 10, 2008
7373675 Convertible sofa bed May. 20, 2008
7350850 Bed that moves vertically and converts into a couch Apr. 1, 2008
7168111 Jacknife bed and couch for mobile vehicle Jan. 30, 2007
7134153 Cradle conversion system Nov. 14, 2006
7093336 Method for drop-in assembly of a futon sofa bed Aug. 22, 2006
7073217 Folding multimodal sofa beds for recreational vehicles Jul. 11, 2006
7039967 Convertible furniture frame May. 9, 2006
6986175 Jackknife style convertible bed with storage compartment support Jan. 17, 2006
6976732 Convertible furniture system comprised of modular convertible box frames and methods of forming various furniture configurations therefrom Dec. 20, 2005
6807693 Multi-angle hook Oct. 26, 2004
6785919 Futon sofa bed Sep. 7, 2004
6782569 Futon sofa bed Aug. 31, 2004
6742200 Bed sofa Jun. 1, 2004
6738997 Mechanism for a divan bed May. 25, 2004
6738998 Futon frame that assembles by means of sockets May. 25, 2004
6725473 Multi-angle hook and L-shaped hinge Apr. 27, 2004
6715166 Futon sofa bed Apr. 6, 2004
6668395 Roll-in futon bed Dec. 30, 2003
6651274 Multi-purpose seat/bed having automatic lock/unlock capability Nov. 25, 2003
6648768 Swing assembly with a seat back adjustable between a horizontal position and an inclined position Nov. 18, 2003
6584632 Futon flipper Jul. 1, 2003
6427261 Furniture devices and methods Aug. 6, 2002
6427262 Connecting device for furniture Aug. 6, 2002
6357062 Frame convertible into couch or bed Mar. 19, 2002
6349431 Convertible furniture frame Feb. 26, 2002
6348005 Swing assembly with convertible seat Feb. 19, 2002
6298504 Lockable two frame convertible sofa bed Oct. 9, 2001
6209154 Multiple-stage positioner for furniture Apr. 3, 2001
6163900 Folding RV furniture Dec. 26, 2000
6138299 Automatic futon frame Oct. 31, 2000
6138300 Futon frame Oct. 31, 2000
6135545 Multifunctional furniture assembly Oct. 24, 2000

1 2 3










 
 
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