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:
Jan. 29, 2013
Filed:
Dec. 29, 2006
Muhammad M. Raheel, Mundelein, IL (US);
James J. Lehane, Jr., McHenry, IL (US);
Paul Lalonde, Highland Park, IL (US);
Muhammad M. Raheel, Mundelein, IL (US);
James J. Lehane, Jr., McHenry, IL (US);
Paul LaLonde, Highland Park, IL (US);
USG Interiors, LLC, Chicago, IL (US);
Abstract
A grid tee and method of making the same comprising an elongated sheet metal strip folded on itself to integrally form a lower double wall flange, a hollow upper reinforcing bulb, and a web extending upwardly between the flange and bulb, the flange generally lying in a horizontal plane, having opposed spaced parallel edges extending longitudinally, and being perpendicular to the web, the web lying in a generally vertical plane, the strip having two longitudinal extending marginal edge zones, said marginal edge zones being generally vertically disposed and fixed at least at longitudinally spaced locations to a central area of the strip that forms a portion of the web and forming a double web layer area, the marginal edge zones of the strip being vertically spaced from one another such that a portion of the central area of the strip that forms a part of the web is a single exclusive layer.