Shingle blank having formation of individual hip and ridge roofing shingles
US9017791B2 · kind B2 · utility
21Cited by
225References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2011 |
| Grant date | Apr 28, 2015 |
| Priority date | — |
| Expiry date | Dec 28, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24372
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A shingle blank comprises an asphalt coated mat having a cut line formed in the asphalt coated mat. The cut line includes a continuous cut portion and a perforated portion. The perforated portion is structured and configured to facilitate separation of the shingle blank into discrete portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.