CPC Subgroup
C07D 303/23 Oxiranylmethyl ethers of compounds having one hydroxy group bound to a six-membered aromatic ring, the oxiranylmethyl radical not being further substituted, i.e. [IMAGE cpc-sch-C07D-1030.gif]
Full Title
Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom > Compounds containing oxirane rings > with hydrocarbon radicals, substituted by singly or doubly bound oxygen atoms > by etherified hydroxyl radicals > Ethers with hydroxy compounds containing no oxirane rings > with monohydroxy compounds > Oxiranylmethyl ethers of compounds having one hydroxy group bound to a six-membered aromatic ring, the oxiranylmethyl radical not being further substituted, i.e. [IMAGE cpc-sch-C07D-1030.gif]
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