Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Household
Class Information
Number: 5/52
Name: Beds > Sofa bed > Bed element > Sofa head and arm rest
Description: Devices relating to modifications in the sofa heads and arm rests consequent upon the unfolding of the sofa.










Patents under this class:

Patent Number Title Of Patent Date Issued
7480947 Sofa arm comprising means for fixing it to the sofa frame Jan. 27, 2009
7198325 Adjustable piece of seating furniture Apr. 3, 2007
7020911 Convertible furniture Apr. 4, 2006
6594833 Sofa bed with bedding compartment Jul. 22, 2003
5913770 Folding sofa-bed frame Jun. 22, 1999
5517706 Sofa-bed May. 21, 1996
5509151 Lockable two frame convertible sofa bed Apr. 23, 1996
5329654 Furniture system Jul. 19, 1994
5314234 Sectional sofa assembly with dual reclining seats May. 24, 1994
5067187 Sofa bed with pivotable and slidably adjustable back rest Nov. 26, 1991
D306245 Pillow Feb. 27, 1990
4672698 Bed rail cushion system Jun. 16, 1987
4639953 Rollover back sofa bed Feb. 3, 1987
4628552 Adjustable back and arm structure for bed heads, sofas and the like Dec. 16, 1986
4625347 Rollover back sofa-bed Dec. 2, 1986
4561137 Furniture bolster Dec. 31, 1985
4366585 Armchair effective to be transformed into a bed Jan. 4, 1983
4297752 Convertible furniture Nov. 3, 1981
4226464 Arm rest shaped to include a through grip or hand grip with hollow molded body Oct. 7, 1980
4109887 Waterbed retainer cap Aug. 29, 1978
4070720 Dual purpose home medical bed Jan. 31, 1978
4022502 Arm or cushion support for furniture May. 10, 1977
3978530 Air inflatable bed-like device with adjustable back support Sep. 7, 1976











 
 
  Recently Added Patents
Inspection systems and methods for detecting defects on extreme ultraviolet mask blanks
Drive and startup for a switched capacitor divider
Method and system for electronic assistance in dispensing pharmaceuticals
System and method for converting biomass to ethanol via syngas
Position-measuring device
Radiation-emitting semiconductor chip and method for producing a radiation-emitting semiconductor chip
Methods and apparatus for map detection with reduced complexity
  Randomly Featured Patents
Floating cable loop control assembly
Method and apparatus for recording and diagnosing faults in an electronic reprographic printing system
Supporting mobile ad-hoc network (MANET) and point to multi-point (PMP) communications among nodes in a wireless network
Expandable medical device for delivery of beneficial agent
Filtrate storage bottle cap
Disposal cover for used feminine protection products
Injection system for a dual-fuel engine
Cash dispensing automated banking machine with improved fraud detection capabilities
Method and apparatus for manufacturing tablet capable of quick disintegration in oral cavity
Tablet case