Patent ID: 8590270

Claim:
A method for installing shingles, the method comprising: securing a first shingle to an underlying surface by inserting at least one fastener through an upper end of the first shingle and at least one fastener through an anchor tab extending from a first side of the first shingle; interlocking a second shingle with the first shingle by inserting a water diverter tab extending from a second side of the second shingle into a water diverter tab recess of the first side of the first shingle, wherein the water diverter tab comprises a base, and wherein the anchor tab of the first shingle and the base of the water diverter tab of the second shingle cooperatively form a substantially continuous gutter between the first shingle and the second shingle when the second shingle is interlocked with the second shingle; wherein the interlocking step further comprises nesting the anchor tab of the first shingle in an anchor tab opening of the second shingle; and securing the second shingle to the underlying surface by inserting at least one fastener through an upper end of the second shingle and at least one fastener through an anchor tab extending from a first side of the second shingle.