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. 03, 1989
Filed:
Dec. 15, 1986
Applicant:
Inventors:
William J Platt, Collingdale, PA (US);
Paul C Gillenwater, Glenmoore, PA (US);
Assignee:
National Rolling Mills Inc., Malvern, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
E04B / ;
U.S. Cl.
CPC ...
52484 ; 52664 ; 52729 ;
Abstract
A suspended ceiling grid member which comprises a web portion, an upper bulb extending along the top of the web portion, a pair of flanges extending outwardly from the bottom of the web portion, the flanges being adapted to support ceiling tiles, and a lower bulb extending downwardly from the flanges, whereby the lower bulb provides greater strength to the suspended ceiling grid member and also enhances the appearance thereof.