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. 05, 1995
Filed:
Jun. 01, 1994
Applicant:
Inventors:
Helmut Rudigier, Bad Ragaz, CH;
Reinhard Sperger, Feldkirch, AT;
Assignee:
Balzers Aktiengesellschaft, Balzers, LI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359359 ; 359580 ; 359589 ;
Abstract
A coated wear resistant and transparent glass substrate has a multi-layer system with at least one layer of an oxynitride of one of hafnium, zirconium, tantalum and titanium, and with no metal layer. The substrate with multi-layer system has a reduced sun energy transmittance and anti-reflective effect in the visual spectral range.