Light weight shingle
US9279255B2 · kind B2 · utility
35Cited by
29References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2014 |
| Grant date | Mar 8, 2016 |
| Priority date | — |
| Expiry date | Mar 12, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2443
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present disclosure relates, according to some embodiments, to articles, systems, and methods for roofing a structure including, for example, layered shingles comprising a plurality of layers. A layered shingle may comprise, in some embodiments, an upper layer and a backing layer comprising a low density aggregate, wherein the backing layer is fixed to the substrate-facing surface of the upper layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.