CPC Main Group Additional Only
C03B 2207/00 Glass deposition burners
12 direct subcodes
Child Classifications
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- C03B 2207/02 Elongated flat flame or slit-nozzle type
- C03B 2207/04 Multi-nested ports
- C03B 2207/20 Specific substances in specified ports, e.g. all gas flows specified
- C03B 2207/30 For glass precursor of non-standard type, e.g. solid SiH3F
- C03B 2207/36 Fuel or oxidant details, e.g. flow rate, flow rate ratio, fuel additives
- C03B 2207/40 Mechanical flame shields
- C03B 2207/42 Assembly details; Material or dimensions of burner; Manifolds or supports
- C03B 2207/46 Comprising performance enhancing means, e.g. electrostatic charge or built-in heater
- C03B 2207/50 Multiple burner arrangements
- C03B 2207/60 Relationship between burner and deposit, e.g. position
- C03B 2207/70 Control measures
- C03B 2207/80 Feeding the burner or the burner-heated deposition site
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