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.

Date of Patent:
Feb. 23, 2021

Filed:

Aug. 22, 2019
Applicant:

Usg Interiors, Llc, Chicago, IL (US);

Inventors:

Rana Ahmadi, Glendale, CA (US);

Richard R. Medina, Los Angeles, CA (US);

Assignee:

USG INTERIORS, LLC, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/00 (2006.01); F21S 8/04 (2006.01); E04B 9/36 (2006.01); F21S 8/02 (2006.01); F21V 21/04 (2006.01); F21Y 115/10 (2016.01); E04B 9/04 (2006.01);
U.S. Cl.
CPC ...
F21S 8/026 (2013.01); F21V 21/048 (2013.01); E04B 9/04 (2013.01); F21Y 2115/10 (2016.08);
Abstract

An elongated lighting assembly useful in suspended baffle ceilings comprising an inverted channel having an upper web and opposed legs depending from opposite sides of the web, inturned flanges extending inwardly from lower ends of the legs, distal edges of the flanges being horizontally spaced from each other to form a gap, LED tape located over an upper surface of the flanges and carrying upwardly facing LED elements at regularly spaced intervals, surfaces inside the channel facing the LED tape being coated with a white diffuse reflecting material whereby light emitted by the LED elements emanates essentially exclusively out of the gap by diffuse reflection from the coating.


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