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:
Feb. 21, 2006
Filed:
Jul. 10, 2002
Applicants:
Fabien Beteille, Revel, FR;
Samuel Dubrenat, Paris, FR;
Jean-christophe Giron, Aachen, DE;
Inventors:
Assignee:
Saint-Gobain Glass France, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/15 (2006.01); G02F 1/03 (2006.01); B32B 9/04 (2006.01); B32B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The subject of the invention is an electrically controllable device having variable optical and/or energy properties of the electrochromic type, which comprises a functional film consisting of a layer or a stack of layers which is placed between two external substrates which meet the following criteria: at least one is essentially transparent; at least one is based on one (or more) film(s) based on one or more polymers; each of them is a water vapor barrier, with a water vapor permeability of at most 1 g/m/24 h, especially at most 0.1 g/m/24 h.