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:
Apr. 29, 2014
Filed:
Apr. 22, 2010
Applicant:
Bernhard Winzek, Berlin, DE;
Inventor:
Bernhard Winzek, Berlin, DE;
Assignee:
Osram GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 17/04 (2012.01); H01J 61/073 (2006.01);
U.S. Cl.
CPC ...
Abstract
A discharge lamp () comprising a discharge vessel (), at least one electrode () arranged within the discharge vessel, wherein at least parts of the electrode () are provided with a particle composite coating () made up of a matrix layer and particles embedded in the matrix layer, wherein the extinction coefficient k of the material for the matrix layer is less than 0.1 in the spectral range between 600 nm and 2 μm, and wherein the extinction coefficient k of the material for the particles is greater than 0.1 in the spectral range between 600 nm and 2 μm.