ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,799, issued on Dec. 30, was assigned to SAINT-GOBAIN GLASS FRANCE (Courbevoie, France).

"Heatable low-e glazing comprising two layers based on titanium nitride" was invented by Corentin Monmeyran (Paris), Julie Ruff (Aachen, Germany), Vincent Reymond (Antony, France) and Norbert Huhn (Herzogenrath, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A glass article with solar control properties, includes a glass substrate provided with a stack of layers that includes successively from the surface of the substrate a first module M1 made of layer(s) of dielectric material, a first layer TiN1 including titanium nitride, a second module M2 made of la...