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. 20, 2004
Filed:
Feb. 28, 2002
Applicant:
Inventors:
Assignee:
Saint-Gobain Glass France, Courbevoie, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 9/00 ; B32B 1/10 ;
U.S. Cl.
CPC ...
B32B 9/00 ; B32B 1/10 ;
Abstract
The subject of the invention is a flexible or rigid, transparent substrate provided with a stack of thin layers, which includes at least one functional layer predominantly based on silver Ag placed between two coatings of dielectric material, at least one of the coatings comprising a layer predominantly based on aluminum nitride AlN. The functional layer or at least one of the functional layers is modified by incorporating at least one minor metal M other than Ag and/or the said AlN-based layer, or at least one of them, is modified by incorporating at least one metal M′ in a minor amount compared with the aluminum.