CPC Main Group
C07C 275/00 Derivatives of urea, i.e. compounds containing any of the groups [IMAGE cpc-sch-C07C-0967.gif], the nitrogen atoms not being part of nitro or nitroso groups
9 direct subcodes
Child Classifications
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- C07C 275/02 Salts; Complexes; Addition compounds
- C07C 275/04 having nitrogen atoms of urea groups bound to acyclic carbon atoms
- C07C 275/26 having nitrogen atoms of urea groups bound to carbon atoms of rings other than six-membered aromatic rings
- C07C 275/28 having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C 275/44 having nitrogen atoms of urea groups doubly-bound to carbon atoms
- C07C 275/46 containing any of the groups [IMAGE cpc-sch-C07C-0968.gif], X being a hetero atom, Y being any atom, e.g. acylureas
- C07C 275/64 having nitrogen atoms of urea groups singly-bound to oxygen atoms
- C07C 275/66 having nitrogen atoms of urea groups bound to halogen atoms or to nitro or nitroso groups
- C07C 275/70 Compounds containing any of the groups [IMAGE cpc-sch-C07C-0969.gif], e.g. isoureas
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