E - Fixed Constructions – 04 – D
Patent
E - Fixed Constructions
04
D
E04D 1/30 (2006.01) E04D 3/40 (2006.01) E04G 21/00 (2006.01)
Patent
CA 2729373
Shingle blanks are provided. The shingle blanks include an underlay portion having a substrate coated with an asphalt coating and granules, the underlay portion having an upper edge and a lower edge. An overlay portion is adhered to the underlay portion, the overlay portion having a plurality of continuous layered segments, the layered segments having a sealant bead therebetween. A plurality of perforation lines extend in a substantially perpendicular direction from the upper edge to the lower edge of the underlay portion. The plurality of perforation lines are sufficient to facilitate separation of the shingle blank to form hip and ridge roofing shingles configured for application across a ridge or hip.
Grubka Lawrence J.
Kuklock Mike J.
Thies John A.
Owens Corning Intellectual Capital Llc
Smart & Biggar
LandOfFree
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