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:
Dec. 01, 1998
Filed:
Aug. 04, 1997
Applicant:
Inventors:
Oliver Heitmann, Mannheim, DE;
Gerhard Tunker, Offenbach, DE;
Assignee:
Cerdec Aktiengesellschaft Keramische Farben, Frankfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ; C03C / ; C03C / ; C03C / ;
U.S. Cl.
CPC ...
501 17 ; 501 20 ; 501 23 ; 501 25 ; 501 26 ; 501 32 ; 501 59 ; 501 67 ; 501 69 ; 501 72 ; 427193 ; 4273762 ; 428427 ; 428428 ; 428432 ; 428699 ; 428701 ; 428702 ;
Abstract
The invention pertains to a new lead-free glass composition with improved properties, a glass frit of this composition and its use for the production of glass-enamel, particularly for architectural glass. The glass composition contains in mole %: