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:
Oct. 01, 1991
Filed:
Jun. 22, 1990
Applicant:
Inventors:
Luc Vanaschen, Eupen, BE;
Hans-Werner Kuster, Aachen, DE;
Benoit D'Iribarne, Essex, GB;
Hans-Josef Promper, Aachen, DE;
Rene Gy, Villemomble, FR;
Assignee:
Saint-Gobain Vitrage International, Courbevoie, FR;
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65106 ; 65115 ; 65288 ; 65349 ;
Abstract
Glazings are preshaped before putting them through a step of tempering by contact. In a preferred variant, tempering by contact is applied only the central area of the glazing and the marginal zone thereof is tempered by blowing cold air.