Patent ID: 9366029
Filing Date: 2016-06-14
CPC Classification: B28B,B32B,E04B,E04C,Y10T

Claim Text:
1. A composite wall panel comprising: a first plastic face panel, the first plastic face panel having a front face and a back face; and a layer of concrete having a front face bonded to and coextensive with the back face of the first plastic face panel; wherein the first plastic face panel has a length extending between two side edges, one or both of the side edges comprising a protrusion extending along its height; wherein the back face of the first plastic face panel has a plurality of crosspieces spaced along the length of the first plastic panel and extending therefrom in addition to the protrusion on one or both of the side edges; and wherein the concrete is bonded to the first plastic face panel by frictional engagement with the plurality of crosspieces such that the plurality of crosspieces prevent separation between the first plastic face panel and the layer of concrete and such that the wall panel is structurally sound, each without requiring support on an opposite, back face of the layer of concrete.