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. 27, 1993
Filed:
Nov. 27, 1990
Applicant:
Inventors:
Holger Grunhage, Mainz, DE;
Roland Leroux, Elsheim, DE;
Jurgen Thurk, Schornsheim, DE;
Lothar Frenz, Mainz, DE;
Assignee:
Schott Glaswerke, Mainz, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B / ; E04B / ;
U.S. Cl.
CPC ...
52475 ; 52397 ; 52400 ;
Abstract
A fire-retardant glazing is disclosed wherein, especially in case of a fire, a wedge is displaced on a counter bevel in parallel to the pane by means of an intumescent material and thereby generates an extensively permanent contact pressure on the pane in the pane channel.