The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 10, 2024
Filed:
Sep. 19, 2019
Saint-gobain Glass France, Courbevoie, FR;
Marcel Klein, Baesweiler, DE;
Jefferson Do Rosario, Aachen, DE;
SAINT-GOBAIN GLASS FRANCE, Courbevoie, FR;
Abstract
A composite pane includes a functional element having electrically controllable optical properties, includes an inner pane including an inner and outer side and an outer pane including an inner and outer side, a thermoplastic intermediate layer, which joins the inner side) of the inner pane to the inner side of the outer pane, a functional element embedded in the thermoplastic intermediate layer and having electrically controllable optical properties at least including a multilayer film containing, arranged surface-to-surface one above the other in this sequence, a first carrier film, a first surface electrode, an active layer, a second surface electrode, and a second carrier film. The active layer includes a matrix and an active substance, and the concentration of the active substance varies over the area of the functional element.