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CPC Subgroup Additional Only
C03C 2203/28

functional groups, e.g. vinyl, glycidyl

Full Title

Production processes > Wet processes, e.g. sol-gel process > using alkoxides > the alkoxides containing other organic groups, e.g. alkyl groups > functional groups, e.g. vinyl, glycidyl

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