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. 09, 2024
Filed:
Jul. 01, 2020
Applicant:
Armstrong World Industries, Inc., Lancaster, PA (US);
Inventors:
Charles G Krick, Lititz, PA (US);
Bruce E Adams, Lancaster, PA (US);
Kimberly S Diffenbaugh, Lancaster, PA (US);
Assignee:
AWI Licensing LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B 1/86 (2006.01); D21H 11/18 (2006.01); D21H 13/40 (2006.01); D21H 17/28 (2006.01); D21H 17/68 (2006.01); D21J 1/20 (2006.01); E04B 1/74 (2006.01);
U.S. Cl.
CPC ...
E04B 1/86 (2013.01); D21H 11/18 (2013.01); D21H 13/40 (2013.01); D21H 17/28 (2013.01); D21H 17/68 (2013.01); D21J 1/20 (2013.01); E04B 2001/745 (2013.01); E04B 2103/04 (2013.01);
Abstract
Described herein is an acoustic building panel comprising a body comprising inorganic fiber in an amount ranging from about 60.0 wt. % to about 90.0 wt. % based on the total weight of the body; and microfibrillated fiber in an amount ranging from about 0.5 wt. % to about 10 wt. % based on the total weight of the body.