IPC Subgroup
C07H 15/2 Carbocyclic rings
Introduced: July 1974
Last revised: January 2006
Full Title
Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals > Carbocyclic rings
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC CHEMISTRY
- Subclass:
- SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
4 direct subcodes
Child Classifications
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- C07H 15/203 Monocyclic carbocyclic rings other than cyclohexane rings; Bicyclic carbocyclic ring systems
- C07H 15/207 Cyclohexane rings not substituted by nitrogen atoms, e.g. kasugamycins
- C07H 15/22 Cyclohexane rings, substituted by nitrogen atoms
- C07H 15/24 Condensed ring systems having three or more rings
Top Applicants
Top 10 applicants by patent filingsfor class C07, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 12,697
- ROCHE CH 11,347
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 11,024
- NOVARTIS CH 9,356
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 8,531
- BRISTOL-MYERS SQUIBB COMPANY US 7,320
- LG CHEM KR 7,245
- REGENERON PHARMACEUTICALS US 6,816
- HARVARD UNIVERSITY US 6,190
- GENENTECH US 5,922