CPC Subgroup
C07C 323/51 having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
Full Title
Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups > containing thio groups and carboxyl groups bound to the same carbon skeleton > having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
7 direct subcodes
Child Classifications
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- C07C 323/52 the carbon skeleton being acyclic and saturated
- C07C 323/53 the carbon skeleton being saturated and containing rings
- C07C 323/54 the carbon skeleton being acyclic and unsaturated
- C07C 323/55 the carbon skeleton being unsaturated and containing rings other than six-membered aromatic rings
- C07C 323/56 the carbon skeleton containing six-membered aromatic rings
- C07C 323/57 the carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups
- C07C 323/60 with the carbon atom of at least one of the carboxyl groups bound to nitrogen atoms
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