CPC Subgroup
C07D 295/04 with substituted hydrocarbon radicals attached to ring nitrogen atoms
Full Title
Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms > with substituted hydrocarbon radicals attached to ring nitrogen atoms
5 direct subcodes
Child Classifications
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- C07D 295/06 substituted by halogen atoms or nitro radicals
- C07D 295/08 substituted by singly bound oxygen or sulfur atoms
- C07D 295/10 substituted by doubly bound oxygen or sulphur atoms
- C07D 295/12 substituted by singly or doubly bound nitrogen atoms (nitro radicals C07D295/06)
- C07D 295/14 substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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