Algae resistant roofing system containing silver compounds, algae resistant shingles, and process for producing same
US7595107B2 · kind B2 · utility
11Cited by
26References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2006 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Dec 18, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31815
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Algae-resistant roofing granules include inert base particles with an exterior coating including high-surface area silver as a biocide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.