Molded expanded polystyrene bed assembly
US3973281A · kind A · utility
12Cited by
5References
15Claims
0Family size
Inventors
Key dates
| Filing date | Dec 6, 1974 |
| Grant date | Aug 10, 1976 |
| Priority date | — |
| Expiry date | Dec 6, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S297/01
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A bed comprising a platform composed essentially of an expanded polystyrene foam mattress support base or platform upon which a conventional mattress may be supported. The polystyrene foam platform has a panel and an open lattice of flat ribs therebelow with a taut sheet of paper across the bottom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.