Floor covering with double rollable reinforcement
US7923387B2 · kind B2 · utility
0Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 8, 2008 |
| Grant date | Apr 12, 2011 |
| Priority date | — |
| Expiry date | Feb 8, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/651
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A floor covering having a double rollable reinforcement, of the type comprising on the front a calendered sheet of predefined thickness, a first reinforcement, a layer of foam and a second reinforcement, made from polyester material comprising a grid and a non-woven layer on the back, is characterized in that the first reinforcement comprises a single glass grid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.