Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/263
Name: Beds > Bedsteads > Having bottom > Of springs > Elements > Bottom spring support
Description: Devices comprising supports extending across the frame in a spring assemblage for the diminished bottoms of the spring units.

Sub-classes under this class:

Class Number Class Name Patents
5/265 Bar and wire 2
5/264.1 Bars 35
5/266 Wire 3

Patents under this class:

Patent Number Title Of Patent Date Issued
8555435 Box spring support for mattresses Oct. 15, 2013
8006360 Method for manufacturing enhanced foam thermoplastic products Aug. 30, 2011
7398568 Bedding foundation Jul. 15, 2008
6996865 Mattress structure Feb. 14, 2006
6742202 Support system having telescoping columns Jun. 1, 2004
6477727 Bearing element for upholstery support for a seat or bed system Nov. 12, 2002
6134729 High and low profile mattress foundation frames Oct. 24, 2000
6108834 Unitary body bedding foundation Aug. 29, 2000
5940908 Reinforced bedding foundations Aug. 24, 1999
5548857 Box spring having snap-on clip for spring securement Aug. 27, 1996
5485640 Bedding foundation frame Jan. 23, 1996
5459892 Triple beam frame Oct. 24, 1995
5414874 Attachment member for spring or spring-like element May. 16, 1995
4866798 Support member for box spring frames Sep. 19, 1989
4592106 Anchor for securing the lower end of a spring Jun. 3, 1986
4369534 Center reinforced mattress Jan. 25, 1983
4303232 Seat spring assembly (torque-coil) Dec. 1, 1981
4180877 Mattress Jan. 1, 1980
4120058 Low profile box spring assembly Oct. 17, 1978
4101993 Wire spring assembly and components Jul. 25, 1978
4095298 Bed assembly Jun. 20, 1978
4074372 Foundation unit frame Feb. 21, 1978
4068329 Modular box spring assembly Jan. 17, 1978
4038711 Spring assemblies and prefabricated sub-assemblies for manufacture thereof Aug. 2, 1977
4003563 Spring assembly and elements Jan. 18, 1977
3995336 Spring mats Dec. 7, 1976
3992732 Box spring construction Nov. 23, 1976
3971081 Box spring unit with metal slats Jul. 27, 1976

  Recently Added Patents
Image forming apparatus
Device for determining the absolute angular position of the steering wheel of an electric power-assisted steering column of a motor vehicle using weighted dynamic parameters of the vehicle
Processing data using information embedded in a data request
System and method for leveraging independent innovation in entertainment content and graphics hardware
Financial transaction cards
Method and system for a low-power client in a wide area network
Area efficient through-hole connections
  Randomly Featured Patents
Rotation granulator
Mouthpiece with orthodontic tooth grip for divers
Sample preparation device
Method and apparatus for analyzing the performance of an information system
Method of producing spark ignition assembly with integral spark plug and ignition coil
Control of model vehicles on a track
Semiconductor memory devices having shared data line contacts
Apparatus and method for coding a picture and apparatus and method for decoding a picture
Distributing device for supplying compressed air to chambers of apparatus for making self-twisted product
Combinatorial decoding of random nucleic acid arrays