Patent ID: 8776471

Claim:
A two layer laminated roofing shingle comprising: (a) an anterior shingle layer having a headlap portion and a tab portion, with the anterior shingle layer having front and rear surfaces; (b) a posterior shingle layer having front and rear surfaces and top and bottom edges, with the front surface adhesively secured to the rear surface of the anterior shingle layer; (c) with the tab portion of the anterior shingle layer having a plurality of tabs horizontally spaced apart and of vertical height to define a plurality of openings having right, left and top edges; with the openings being between the tabs, leaving portions of the front surface of the posterior shingle layer exposed through the openings between tabs of the anterior shingle layer; (d) the front surface of the posterior shingle layer having the portions that are exposed through the openings between tabs of the anterior shingle layer (i) being of varying vertical contrast from at least some of the top edges of openings to at least some of the bottom edges of the posterior shingle layer that are exposed through the openings, and (ii) being of generally consistent horizontal contrast along the entire length of the posterior shingle layer; and (e) with the front surface of the posterior shingle layer that is exposed through at least one said opening between tabs having a different contrast than any of said varying or consistent contrasts of clause (d) and being in interrupting contrast to at least one of any of the varying or consistent contrasts of clause (d) in less than the entirety of any opening between right and left edges of adjacent tabs and present vertically throughout at least one said opening, whereby the different interrupting contrast leaves a portion of the varying or consistent contrast of clause (d) uninterrupted between right and left edges of adjacent tabs from top edges to bottom edges of the at least one said opening between adjacent tabs to the bottom edge of the posterior shingle layer.