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:
Oct. 28, 2025
Filed:
Nov. 06, 2020
Applicant:
Knauf Gips KG, Iphofen, DE;
Inventors:
Wolfgang Rümler, Neustadt an der Aisch, DE;
Michael Viebahn, Ochsenfurt, DE;
Markus Rießler, Wolpertshausen, DE;
Goetz Viering, Kitzingen, DE;
Assignee:
KNAUF GIPS KG, Iphofen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 33/00 (2006.01); E04F 13/08 (2006.01); F21Y 105/10 (2016.01); F21Y 115/10 (2016.01); G10K 11/168 (2006.01);
U.S. Cl.
CPC ...
F21V 33/006 (2013.01); E04F 13/0866 (2013.01); E04F 13/0867 (2013.01); E04F 2290/026 (2013.01); F21Y 2105/10 (2016.08); F21Y 2115/10 (2016.08); G10K 11/168 (2013.01);
Abstract
A perforated acoustic panel for mounting to a wall and/or a ceiling, including a visible front side and a rear side hidden by the panel when mounted is discussed. It is an objective of the disclosure to provide illuminating walls or ceilings. The objective is solved by a flexible printed circuit layer, FPC, attached to the rear side of the panel, the FPC comprising a plurality of LEDs, wherein each LED is arranged to be positioned to emit light through a perforation of the panel.