CPC Subgroup Additional Only
C07C 2523/38 of noble metals
Full Title
Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 (C07C2521/16 takes precedence) > of noble metals
3 direct subcodes
Child Classifications
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- C07C 2523/40 of the platinum group metals
- C07C 2523/48 Silver or gold
- C07C 2523/54 combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
Top Applicants
Top 10 applicants by patent filingsfor class C07, 2013–2023, worldwide · Source: EPO PATSTAT
- ROCHE CH 12,683
- NOVARTIS CH 10,775
- CHINESE ACADEMY OF SCIENCES 10,619
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,511
- REGENERON PHARMACEUTICALS US 8,426
- BRISTOL-MYERS SQUIBB COMPANY US 7,979
- LG CHEM KR 7,978
- HARVARD UNIVERSITY US 7,706
- UNIVERSITY OF CALIFORNIA US 7,455
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,219