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:
Jan. 29, 2019
Filed:
Jan. 15, 2014
Cardinal Ig Company, Eden Prairie, MN (US);
Michael Behmke, Düsseldorf, DE;
Annabelle Andreau-Wiedenmaier, Aachen, DE;
Philippe Letocart, Raeren, BE;
Cardinal IG Company, Eden Prairie, MN (US);
Abstract
Multilayer film () with electrically switchable optical properties, comprising, arranged sheet-wise in order, at least: —a first carrier film (), —a first electrically conductive layer (), —an active layer (), —a second electrically conductive layer () and—a second carrier film (), wherein—the multilayer film () has at least two circumferential separating lines (), which separate an insulated edge region () from the first electrically conductive layer () and the second electrically conductive layer (), —the first carrier film () and the second carrier film () are welded in at least a part of the insulated edge region () to form a sealed region (), and—the separating lines () have a width of 10 μm to 500 μm.