Patent ID: 7998602
Filing Date: 2011-08-16
Classification: B32B,C03C,F24C,Y10T

Abstract:
1. An appliance transparency, comprising: a first substrate defining a No. 1 and a No. 2 surface; a second substrate spaced from the first substrate and defining a No. 3 and a No. 4 surface, with the No. 3 surface facing the No. 2 surface; a first coating deposited over at least a portion of the No. 1 or No. 2 surface, the first coating comprising at least one metal oxide layer, wherein the first coating is free of metallic layers; and a second coating deposited over at least a portion of the No. 3 or No. 4 surface, the second coating comprising at least one dielectric layer and at least one metallic layer; and a protective coating deposited over at least a portion of the second coating, wherein the first coating is provided on the No. 2 surface and the second coating is provided on the No. 4 surface.