Material useful as roofing
US4468422A · kind A · utility
11Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 9, 1981 |
| Grant date | Aug 28, 1984 |
| Priority date | — |
| Expiry date | Feb 9, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/30
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Fabric useful in sheet roofing is given longer life through inclusion of low-elongation threads adjacent fabric reinforcement edges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.