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:
Apr. 24, 1984
Filed:
Aug. 23, 1982
Applicant:
Inventors:
Robert Vanderstukken, Ransart, BE;
Marcel De Boel, Chatelet, BE;
Assignee:
Glaverbel, Brussels, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428215 ; 52232 ; 52789 ; 156104 ; 156106 ; 156182 ; 1563066 ; 156286 ; 428213 ; 428428 ; 428437 ; 428920 ; 428921 ;
Abstract
A fire-screening glazing panel including a plurality of sheets of vitreous material and at least two spaced layers of intumescent material each sandwiched between sheets of the vitreous material. At least two of the plurality of vitreous sheets are internal vitreous sheets sandwiched between the at least two intumescent layers, and the at least two internal vitreous sheets are laminated together without intervening intumescent material.