Stock material or miscellaneous articles – Composite – Of quartz or glass
Reexamination Certificate
2006-07-25
2006-07-25
McNeil, Jennifer (Department: 1775)
Stock material or miscellaneous articles
Composite
Of quartz or glass
C428S432000, C428S446000, C428S697000, C428S698000, C428S701000, C428S702000, C428S704000
Reexamination Certificate
active
07081301
ABSTRACT:
A coated article or layer system is provided which includes at least one infrared (IR) reflecting layer including niobium (Nb) sandwiched between at least a pair of dielectric layers. In certain embodiments, a Cr inclusive barrier layer is provided to protect the Nb inclusive IR reflecting layer, for chemical durability purposes. In other example embodiments, a protective overcoat including a zirconium oxide inclusive layer may be provided to protect the Nb inclusive IR reflecting layer for durability purposes.
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Blackwell G.
McNeil Jennifer
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