Patent ID: 6289648
Filing Date: 2001-09-18
Classification: D06N,E04D

Abstract:
A laminated roofing shingle comprising:a first shingle sheet having a headlap section and a buttlap section, said buttlap section being about 7 inches or greater in height and including a plurality of tabs which are spaced apart to define one or more openings between said tabs, each of said tabs having a relatively uniform color throughout the tab;a second shingle sheet attached to the underside of said first shingle sheet and having portions exposed through said openings between said tabs; said second shingle sheet having at least first, second, third, and fourth horizontal striations thereon across at least partial portions of said second sheet which are exposed through said openings between said tabs;said first striation comprising a first elongated quadrilateral area, said first striation having a substantially uniform dark color throughout said first quadrilateral area;said second striation comprising a second elongated quadrilateral area below said first striation, said second striation having a substantially uniform color throughout said second quadrilateral area;said third striation comprising a third elongated quadrilateral area below said second striation, said third striation having a substantially uniform color throughout said third quadrilateral area, said color of said third striation being lighter than said color of said second striation; andsaid fourth striation comprising a fourth elongated quadrilateral area below said third striation, said fourth striation having a substantially uniform color throughout said fourth quadrilateral area, said color of said fourth striation being lighter than said color of said third striation; whereby at least said second, third, and fourth striations provide a color gradation on at least partial portions of said second sheet which are exposed through said openings between said tabs.