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:
Feb. 03, 2015
Filed:
May. 04, 2012
Applicant:
Martin W. Brown, Gurnee, IL (US);
Inventor:
Martin W. Brown, Gurnee, IL (US);
Assignee:
USG Interiors, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 1/00 (2006.01); C08L 3/00 (2006.01); C08L 5/00 (2006.01); C09D 101/00 (2006.01); C09D 103/00 (2006.01); C09D 105/00 (2006.01); C09J 101/00 (2006.01); C09J 103/00 (2006.01); C09J 105/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An article of manufacture comprising a building panel such as ceiling tile for example includes, in addition to any by-product perlite fines, additional perlite fines in an amount sufficient to improve the fire resistance of the building panel over the fire resistance of the building panel without the additional perlite fines. In one aspect, the additional perlite fines can comprise at least approximately 3.5% perlite fines by weight. In another aspect, the additional perlite fines can have an average diameter of approximately 23 microns or less. Methods of manufacture related to the building panel also are disclosed.