Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Household
Class Information
Number: 5/48
Name: Beds > Sofa bed > Sliding and pivoting back > Increasing seat
Description: Devices with a seat that increases by unfolding or extending to form a bed bottom in continuation of the back.










Patents under this class:

Patent Number Title Of Patent Date Issued
8468621 Adjustable furniture product with automatically-inflating mattress Jun. 25, 2013
7171706 Sofa convertible into a bed Feb. 6, 2007
7168111 Jacknife bed and couch for mobile vehicle Jan. 30, 2007
7134153 Cradle conversion system Nov. 14, 2006
6715166 Futon sofa bed Apr. 6, 2004
6349431 Convertible furniture frame Feb. 26, 2002
6138300 Futon frame Oct. 31, 2000
5682629 Divan-bed which can be converted via operating means of the continuous-balancing type and with variation of the height of the seat Nov. 4, 1997
5038423 Motorized convertible seat-bed Aug. 13, 1991
4996730 Supported sofa bed recliner Mar. 5, 1991
4756034 Motorized seat-bed Jul. 12, 1988
4654902 Convertible seat-bed Apr. 7, 1987
4512048 Van sofa bed Apr. 23, 1985
4480344 Divan-bed Nov. 6, 1984











 
 
  Recently Added Patents
Automated user interface adjustment
Method and apparatus for information exchange over a web based environment
Pill identification and counterfeit detection method
Digital fine delay processing
Facility to reuse paper
Hand sign
System and method for deriving cell global identity information
  Randomly Featured Patents
Video testing via pixel comparison to known image
Low profile architecture for internet appliance printing
Method for high dynamic range image construction based on multiple images with multiple illumination intensities
Arc-extinguishing system for a contact switching apparatus
Fuel supply system and a method for controlling the fuel supply
Opioid formulations
Method, computer program product, and system for automatic application buffering
Radiation detection device and method of making the same
System and methodology providing multiple heterogeneous buffer caches
Push-back storage rack