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:
Jul. 01, 2025
Filed:
Feb. 15, 2022
Applicant:
Ledvance Gmbh, Garching bei Munich, DE;
Inventors:
Yang Kevin Wang, Shenzhen, CN;
Shengguo Yu, Shenzhen, CN;
Assignee:
LEDVANCE GMBH, Garching bei Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61L 9/20 (2006.01); A61L 9/18 (2006.01);
U.S. Cl.
CPC ...
A61L 9/205 (2013.01); A61L 9/18 (2013.01); A61L 2209/12 (2013.01); A61L 2209/21 (2013.01);
Abstract
A luminaire is provided. The luminaire comprises a light source for generating a light, an electrical circuitry for driving the light source, and at least one air duct extending from an air inlet to an air outlet. The air ducts comprise walls with a photocatalytic element and are configured such that the air flowing through the at least one air duct can get in contact with the photocatalytic element and participate in a photocatalytic reaction under exposure to the light generated by the light source of the luminaire and/or an external light.