Flooring elements
US4087948A · kind A · utility
21Cited by
5References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 13, 1977 |
| Grant date | May 9, 1978 |
| Priority date | — |
| Expiry date | Jan 13, 1997 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04F15/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A flooring element having a moulded body and a partially raised surface which is of a material having a relatively high coefficient of friction, preferably the elements are provided with interlocking lugs so that a floor covering can be built up from a number of them.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.