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CPC Main Group
C03B 17/00

Forming glass by flowing-out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips

3 direct subcodes

Child Classifications

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  • C03B 17/04 Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles

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