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CPC Main Group
C03B 7/00

Distributors for the molten glass; Means for taking-off charges of molten glass; Producing the gob

9 direct subcodes

Child Classifications

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  • C03B 7/01 Means for taking-off charges of molten glass
  • C03B 7/18 Suction feeders
  • C03B 7/20 Scoop feeders
  • C03B 7/22 Gathering-devices in the form of rods or pipes

Top Applicants

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

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