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:
May. 05, 2015
Filed:
Jun. 13, 2012
Applicants:
James J. Lehane, Jr., McHenry, IL (US);
Peder J. Gulbrandsen, Aurora, IL (US);
Inventors:
James J. Lehane, Jr., McHenry, IL (US);
Peder J. Gulbrandsen, Aurora, IL (US);
Assignee:
USG Interiors, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B 2/00 (2006.01); E04B 5/00 (2006.01); E04B 9/00 (2006.01); E04B 9/06 (2006.01); E04C 3/04 (2006.01);
U.S. Cl.
CPC ...
E04B 9/067 (2013.01); E04C 2003/046 (2013.01);
Abstract
A grid runner and method of its manufacture that saves material content with use of a serpentine sheet metal web configured to be essentially scrapless and that results in a parallel chord truss-like construction with open spaces between an upper reinforcing bulb and a lower flange.