Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/251
Name: Beds > Bedsteads > Having bottom > Of springs > Spiral springs only > Frames, sectional and collapsible > Variable width or length
Description: Devices variable in width or length to adapt them to variations in the size of the bed.

Patents under this class:

Patent Number Title Of Patent Date Issued
8635727 Variable-size bed Jan. 28, 2014
7814594 One-sided mattress Oct. 19, 2010
7418753 One-sided mattress Sep. 2, 2008
6931685 One-sided mattress Aug. 23, 2005
5471688 Modular innerspring and box spring assemblies Dec. 5, 1995
4195376 Box spring assembly with improved end stiffness Apr. 1, 1980

  Recently Added Patents
Single check memory devices and methods
Distributed IP-PBX signal processing
Semiconductor IC including pulse generation logic circuit
Cabinet door with tread pattern
Launch cable case
Power conversion device and method for controlling thereof
  Randomly Featured Patents
Cam follower and lens barrel
Systems, methods and computer program products for chaining Java servlets across networks
Ultrasonic tube inspection station for a rapid changeover multi-diameter tube inspection system
CPR mask with compression timing metronome and methods
Pressure control valve
Portable wireless telephone
Threshold voltage digitizer for array of programmable threshold transistors
Method for mounting a radiator in a radio device and a radio device
Roof module of a motor vehicle roof
Priming and starting apparatus for engines