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:
Jul. 16, 2024

Filed:

Jun. 01, 2022
Applicant:

Armstrong World Industries, Inc., Lancaster, PA (US);

Inventor:

Robert A. Duschl, Lititz, PA (US);

Assignee:

AWI Licensing LLC, Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 2/00 (2006.01); E04B 9/04 (2006.01); E04B 9/24 (2006.01); E04B 9/28 (2006.01);
U.S. Cl.
CPC ...
E04B 9/0435 (2013.01); E04B 9/24 (2013.01); E04B 9/28 (2013.01);
Abstract

A ceiling panel having an upper face, a lower face opposite the upper face, and first through fourth edges having a first edge portion adjacent the upper face and a second edge portion below the first edge portion. Each of the first and second edges may have a tongue and each of the third and fourth edges may have a groove. The first edge portion of each of the third and fourth edges may include a first flange having a distal surface. The first edge portion of each of the first and second edges may include a first recess having a first recess wall surface. The first flange may nest within the first recess of an identical adjacent ceiling panel with the distal surface of the first flange of the ceiling panel being spaced from the first recess wall surface of the first recess of the identical adjacent ceiling panel.


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