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. 28, 1986
Filed:
Dec. 02, 1983
Applicant:
Inventor:
Charles L Dunsworth, Midwest City, OK (US);
Assignee:
Metalines, Inc., Oklahoma City, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04B / ;
U.S. Cl.
CPC ...
52573 ; 52466 ;
Abstract
A heat insulative barrier for use in isolating potential fire zones relative to expansion joint voids which comprises the use of a sealed sheet of ceramic felt material secured across an expansion void and including one or more refractory cloth sheets sealingly secured contiguous to the ceramic felt sheet on one or both sides thereof and adjacent to the potential fire zone.