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. 20, 2021
Filed:
Jun. 13, 2019
Applicant:
Usg Interiors, Llc, Chicago, IL (US);
Inventors:
Curtis F. Buck, Grayslake, IL (US);
Michael A. Delgado, Chicago, IL (US);
William R. Munoz, Frankfort, IL (US);
Andrew L. Schmidt, Evanston, IL (US);
Assignee:
USG INTERIORS, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B 1/84 (2006.01); E04C 2/04 (2006.01); E04B 1/82 (2006.01);
U.S. Cl.
CPC ...
E04B 1/8409 (2013.01); E04C 2/043 (2013.01); E04B 2001/8263 (2013.01); E04B 2001/8495 (2013.01);
Abstract
A composite structure for improving the acoustical properties of a low NRC membrane including a sound absorbing layer and a porous, scrim covered, perforated drywall layer.