C03B 17/00 Forming glass by flowing-out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
Introduced: September 1968
Title
Titles differ between systems:
IPC: Forming glass by flowing out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
CPC: Forming glass by flowing-out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
Full Title
Full titles differ between systems:
Forming glass by flowing out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
Forming glass by flowing-out, pushing-out, or drawing downwardly or laterally from forming slits or by overflowing over lips
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- C03B 17/04 Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class C03,2013–2023, worldwide · Source: EPO PATSTAT
- CORNING US 8,800
- SAINT-GOBAIN GLASS FR 3,535
- NIPPON ELECTRIC GLASS COMPANY JP 2,675
- NIPPON ELECTRIC GLASS COMPANY 2,616
- AGC JP 1,911
- SCHOTT DE 1,846
- ASAHI GLASS COMPANY JP 1,632
- CORNING 1,556
- A G C 1,250
- SEKISUI CHEMICAL COMPANY JP 1,087
Top Applicants (CPC)
Class C03,2013–2023, worldwide · Source: EPO PATSTAT
- CORNING US 9,559
- SAINT-GOBAIN GLASS FR 3,824
- NIPPON ELECTRIC GLASS COMPANY JP 2,792
- SCHOTT DE 2,029
- AGC JP 1,938
- ASAHI GLASS COMPANY JP 1,679
- CORNING 1,650
- NIPPON ELECTRIC GLASS COMPANY 1,501
- A G C 1,049
- O-I (OWENS-ILLINOIS) US 1,027