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:
Sep. 12, 1989
Filed:
Nov. 10, 1988
Applicant:
Inventor:
William J Platt, Collingdate, PA (US);
Assignee:
National Rolling Mills, Inc., Malvern, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B / ;
U.S. Cl.
CPC ...
52317 ; 52488 ; 52DI / ;
Abstract
A fire strip for use in a suspended metallic grid ceiling structure. The strip extends between grid members in the ceiling. During a fire, the strip helps keep the grid intact, and keeps the ceiling tile in place, whereby the ceiling continues to act as a fire barrier.