Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Main Group
C03B 13/00

Rolling glass

Introduced: September 1968

IPC and CPC are identically structured here. All 10 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

  • C03B 13/01 Rolling profiled glass articles since 1990 IPC+CPC Available in IPC and CPC
  • C03B 13/02 Rolling non-patterned sheets discontinuously IPC+CPC Available in IPC and CPC
  • C03B 13/04 Rolling non-patterned sheets continuously IPC+CPC Available in IPC and CPC
  • C03B 13/06 Rolling corrugated sheets IPC+CPC Available in IPC and CPC
  • C03B 13/08 Rolling patterned sheets IPC+CPC Available in IPC and CPC
  • C03B 13/10 Rolling multi-layer sheets IPC+CPC Available in IPC and CPC
  • C03B 13/12 Rolling glass with enclosures, e.g. wire, or asbestos IPC+CPC Available in IPC and CPC
  • C03B 13/14 Rolling other articles IPC+CPC Available in IPC and CPC
  • C03B 13/16 Construction of the glass rollers IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C03,2013–2023, worldwide · Source: EPO PATSTAT

  1. CORNING US 8,800
  2. SAINT-GOBAIN GLASS FR 3,535
  3. NIPPON ELECTRIC GLASS COMPANY JP 2,675
  4. NIPPON ELECTRIC GLASS COMPANY 2,616
  5. AGC JP 1,911
  6. SCHOTT DE 1,846
  7. ASAHI GLASS COMPANY JP 1,632
  8. CORNING 1,556
  9. A G C 1,250
  10. SEKISUI CHEMICAL COMPANY JP 1,087

Top Applicants (CPC)

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