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CPC Subgroup Additional Only
C03B 2205/54

After-treatment to remove coolant attached to cooled fibre

Full Title

Fibre drawing or extruding details > Cooling the drawn fibre using liquid coolant prior to coating, e.g. indirect cooling via cooling jacket > by direct contact with liquid coolant, e.g. as spray, mist > After-treatment to remove coolant attached to cooled fibre

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