DIFF Main Group
C23G 3/00 Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Apparatus for cleaning or pickling metallic material
CPC: Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04)
Full Title
Full titles differ between systems:
IPC:
Apparatus for cleaning or pickling metallic material
CPC:
Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
Child Classifications
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- C23G 3/02 for cleaning wires, strips, filaments continuously +5 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class C23,2013–2023, worldwide · Source: EPO PATSTAT
- APPLIED MATERIALS US 8,096
- TOKYO ELECTRON JP 3,985
- CHINESE ACADEMY OF SCIENCES 2,842
- LAM RESEARCH CORPORATION US 2,654
- TOKYO ELECTRON 2,540
- NIPPON STEEL CORPORATION JP 2,465
- JFE STEEL JP 2,368
- ASM IP HOLDING NL 2,092
- APPLIED MATERIALS 1,877
- POSCO (POHANG IRON AND STEEL COMPANY) KR 1,782
Top Applicants (CPC)
Class C23,2013–2023, worldwide · Source: EPO PATSTAT
- APPLIED MATERIALS US 10,596
- TOKYO ELECTRON JP 5,229
- LAM RESEARCH CORPORATION US 3,622
- NIPPON STEEL CORPORATION JP 3,171
- JFE STEEL JP 3,128
- ASM IP HOLDING NL 2,722
- ARCELORMITTAL LU 2,481
- TOKYO ELECTRON 2,359
- APPLIED MATERIALS 2,284
- CHINESE ACADEMY OF SCIENCES 2,110