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. 26, 2021
Filed:
Mar. 23, 2018
Applicant:
Singulus Technologies Ag, Kahl am Main, DE;
Inventor:
Kilian Kruse, Seligenstadt, DE;
Assignee:
Singulus Technologies AG, Kahl am Main, DE;
Primary Examiner:
Int. Cl.
CPC ...
G09F 13/08 (2006.01); F21V 8/00 (2006.01); G09F 13/18 (2006.01);
U.S. Cl.
CPC ...
G09F 13/08 (2013.01); G02B 6/006 (2013.01); G09F 13/18 (2013.01); G09F 2013/1863 (2013.01);
Abstract
An illuminant comprising a transparent substrate layer with a first index of refraction, a connecting layer with a second index of refraction that differs from the first index of refraction, and a metallic, translucent layer, wherein the connecting layer is arranged between the substrate layer and the metallic layer, and wherein on the side facing the connecting layer the substrate layer comprises a plurality of decoupling structures suitable for decoupling light that propagates within the substrate layer from the substrate layer in the direction towards the metallic layer.