Shingle having ribs and cavity on its underside
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 5, 2000
Issued Date -
N/A
app pub date -
Apr 30, 1998
filing date -
Apr 24, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A roofing shingle includes organic, resinous material and an inorganic filler material, the single having a top surface, two side surfaces, an upper end, and a lower or butt end, defining a cavity on the underside of the shingle, with ribs positioned within the cavity. When applied to a roof, the shingle has the appearance of wooden shake shingle and provides a Class A fire barrier when tested according to ASTM test E108-93 for flame spread, burning brand and intermittent flame.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully