CPC Subgroup
C07C 251/32 Oximes
Full Title
Compounds containing nitrogen atoms doubly-bound to a carbon skeleton (diazo compounds C07C245/12) > Oximes
4 direct subcodes
Child Classifications
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- C07C 251/34 with oxygen atoms of oxyimino groups bound to hydrogen atoms or to carbon atoms of unsubstituted hydrocarbon radicals
- C07C 251/50 having oxygen atoms of oxyimino groups bound to carbon atoms of substituted hydrocarbon radicals
- C07C 251/62 having oxygen atoms of oxyimino groups esterified
- C07C 251/70 Metal complexes of oximes
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