Composite shingle
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United States of America Patent
Stats
-
Mar 20, 2012
Grant Date -
Mar 3, 2011
app pub date -
Aug 25, 2009
filing date -
Aug 25, 2009
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A composite shingle having unitary construction is presented that includes a body shell, a plurality of longitudinal ribs, and a plurality of rib stiffeners. The present composite shingle may also include transverse ribs, a depressed nailing zone, nailing zone ribs, and/or at least one alignment aid. The plurality of rib stiffeners may include a material saving profile. Further, the dimensions of the composite shingle more closely resemble true slate and shake shingles and at least a portion of the outside face of composite shingle may be textured to resemble slate or wood shake shingles.
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International Classification(s)
Cited Art Landscape
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