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. 06, 2004
Filed:
Nov. 21, 2001
Applicant:
Inventor:
Hans-Peter Letschert, Hanau, DE;
Assignee:
Ferro GmbH, Frankfurt am Main, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03C 5/00 ; H05B 3/300 ;
U.S. Cl.
CPC ...
G03C 5/00 ; H05B 3/300 ;
Abstract
The invention relates to a display screen, in particular a color display screen, based on a display screen support with a single-layer or multi-layer coating which contains a red luminous substance and a coloring pigment. The invention is furthermore directed towards the display screen coating, means for the production thereof and a coated red luminous substance capable of being used for this purpose. A feature of the invention, is the presence of red tantalum (V) nitride by way of pigment for the purpose of increasing the contrast and decreasing the reflection of the display screen.