Roofing shingle
AssigneeCertainTeed Corporation
InventorsRobert L. Jenkins, Alex C. Nash, Gregory F Jacobs
Life of this patent
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Abstract
A roofing shingle including a lower layer including a headlap and a plurality of tabs extending from the headlap, and an upper layer including one or more fingers, wherein the one or more fingers are disconnected from one another, and wherein each of the one or more fingers is disposed on one tab of the plurality of tabs, wherein a number of the plurality of tabs is different than a number of the one or more fingers. In an embodiment, the lower layer is a lowermost layer of the roofing shingle. In another embodiment, the roofing shingle further includes an alignment feature disposed in an exposure zone of the roofing shingle, wherein the alignment features is adapted to permit alignment of adjacent roofing shingles during installation on a roof.
Claims20
A roofing shingle, comprising:
- a lower layer including a headlap and a plurality of tabs extending from the headlap;
- and an upper layer including a plurality of fingers,
- wherein the plurality of fingers are disconnected from one another,
- wherein the total number of the plurality of tabs is different than the total number of the plurality of fingers
- wherein the roofing shingle has an exposure zone extending between a butt end of the shingle and the headlap of the lower layer, wherein a shadow formation is disposed in the exposure zone, the shadow formation having a different color than the remaining portions of the exposure zone, and wherein the shadow formation does not extend into the headlap portion of the lower layer,
- wherein at least one finger of the plurality of fingers extends from the headlap to a butt end of one of the plurality of tabs, and
- wherein the at least one finger of the plurality of fingers extends across the shingle a distance less than a width of the shingle.
Dependencies are inferred from the claim text.