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:
Apr. 25, 2023
Filed:
Mar. 09, 2020
Applicant:
Armstrong World Industries, Inc., Lancaster, PA (US);
Inventors:
James D. Pape, Columbia, PA (US);
Gourish Sirdeshpande, Lancaster, PA (US);
Joanne Lefever, Lancaster, PA (US);
Kimberly Diffenbaugh, Lancaster, PA (US);
Jere Myers, Washington Boro, PA (US);
John Felegi, Jr., Lancaster, PA (US);
Assignee:
AWI Licensing LLC, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/02 (2006.01); B32B 7/12 (2006.01); B32B 5/26 (2006.01); B32B 3/26 (2006.01); B32B 37/12 (2006.01); E04C 2/16 (2006.01); E04C 2/284 (2006.01); E04C 2/24 (2006.01); E04C 2/52 (2006.01); E04C 2/28 (2006.01); E04B 2/00 (2006.01); E04B 5/02 (2006.01);
U.S. Cl.
CPC ...
B32B 5/022 (2013.01); B32B 3/26 (2013.01); B32B 5/028 (2013.01); B32B 5/26 (2013.01); B32B 7/12 (2013.01); E04C 2/16 (2013.01); E04C 2/246 (2013.01); E04C 2/28 (2013.01); E04C 2/284 (2013.01); E04C 2/46 (2013.01); E04C 2/50 (2013.01); E04C 2/526 (2013.01); E04C 2/528 (2013.01); B32B 37/12 (2013.01); B32B 2250/02 (2013.01); B32B 2255/02 (2013.01); B32B 2255/26 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/0269 (2013.01); B32B 2262/0276 (2013.01); B32B 2262/062 (2013.01); B32B 2262/08 (2013.01); B32B 2262/101 (2013.01); B32B 2262/108 (2013.01); B32B 2264/0214 (2013.01); B32B 2264/10 (2013.01); B32B 2264/102 (2013.01); B32B 2264/104 (2013.01); B32B 2305/20 (2013.01); B32B 2307/102 (2013.01); B32B 2307/72 (2013.01); B32B 2307/724 (2013.01); B32B 2307/73 (2013.01); B32B 2307/734 (2013.01); B32B 2419/00 (2013.01); B32B 2607/00 (2013.01);
Abstract
Described herein is an stain and sag resistant acoustic building panel comprising a porous body formed from building material and latex binder, wherein the building material may include fibers and filler and at one of the building materials has been pre-treated with a charge-modifying component, thereby enhancing the sag-resistance of the building panel.