Patent ID: 11946253
Assignee: TAMKO BUILDING PRODUCTS LLC
Field: Surface technology, coating (Chemistry)
Classification: CPC E  B | IPC B  E

Claim 9:
10. An impact resistant roofing shingle comprising:
an upper shingle layer having a tab portion and a headlap portion, wherein the upper shingle layer comprises a first mat, a first upper asphalt coating layer applied to an exposed side of the first mat, a first lower asphalt coating layer applied to an unexposed side of the first mat, a first granular coating applied to the first upper asphalt coating layer opposite the first mat, and a first fabric reinforcing layer adhered to the lower asphalt coating layer opposite the first mat, wherein the first fabric reinforcing layer covers an entirety of an area of the unexposed side of the first mat; and
a lower shingle layer laminated to said upper shingle layer underneath said tab portion of said upper shingle layer, wherein the lower shingle layer comprises a second mat, a second upper asphalt coating layer applied to an exposed side of the second mat, a second lower asphalt coating layer applied to an unexposed side of the second mat, a second granular coating applied to the second upper asphalt coating layer opposite the second mat, and a second fabric reinforcing layer adhered to the lower asphalt coating layer opposite the second mat, wherein the second fabric reinforcing layer covers an entirety of an area of the unexposed side of the second mat; and
wherein the upper shingle layer has a first width defined between a bottom of the roofing shingle and a top of the roofing shingle, and the lower shingle layer has a second width defined between the bottom of the roofing shingle and a top edge of the lower shingle layer, wherein the second width is less than the first width of the overlay layer;
wherein the first fabric reinforcing layer extends the width of the upper shingle layer, and the second fabric reinforcing layer extends the width of the lower shingle layer; and
wherein the first and second fabric reinforcing layers each comprise a plurality of randomly arranged material strands that are fused together at a plurality of locations.