Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions

Full Title

Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions > Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions

3 direct subcodes

Child Classifications

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C03C 8/16 with vehicle or suspending agents, e.g. slip
C03C 8/18 containing free metals
C03C 8/20 containing titanium compounds; containing zirconium compounds

Top Applicants

Top 10 applicants by patent filingsfor class C03, 2013–2023, worldwide · Source: EPO PATSTAT

CORNING US 9,559
SAINT-GOBAIN GLASS FR 3,824
NIPPON ELECTRIC GLASS COMPANY JP 2,792
SCHOTT DE 2,029
AGC JP 1,938
ASAHI GLASS COMPANY JP 1,679
CORNING 1,650
NIPPON ELECTRIC GLASS COMPANY 1,501
A G C 1,049
O-I (OWENS-ILLINOIS) US 1,027