CPC Subgroup Additional Only
C03B 2207/80 Feeding the burner or the burner-heated deposition site
Full Title
Glass deposition burners > Feeding the burner or the burner-heated deposition site
3 direct subcodes
Child Classifications
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- C03B 2207/81 Constructional details of the feed line, e.g. heating, insulation, material, manifolds, filters
- C03B 2207/85 with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
- C03B 2207/90 with vapour generated from solid glass precursors, i.e. by sublimation
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