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:
Aug. 06, 2019
Filed:
Dec. 28, 2015
Goodrich Lighting Systems Gmbh, Lippstadt, DE;
Ramesh Srinivasamurthy, Kamataka, IN;
Christian Schoen, Mainz, DE;
Andre Hessling-von Heimendahl, Koblenz, DE;
Anil Kumar Jha, Lippstadt, DE;
Goodrich Lighting Systems GmbH, Lippstadt, DE;
Abstract
A light unit with an extended light emission surface includes a light source, and a flat light distribution body having a first principal surface and a second principal surface disposed on opposite sides of the flat light distribution body, wherein the light source is positioned outside of the flat light distribution body, with light emitted by the light source being coupled into the flat light distribution body and being propagated within the flat light distribution body via total internal reflection at the first and second principal surfaces.