CPC Subgroup Additional Only
C12N 2310/31 of the backbone
Full Title
Structure or type of the nucleic acid > Chemical structure > of the backbone
9 direct subcodes
Child Classifications
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- C12N 2310/311 Phosphotriesters
- C12N 2310/312 Phosphonates
- C12N 2310/313 Phosphorodithioates
- C12N 2310/314 Phosphoramidates
- C12N 2310/315 Phosphorothioates
- C12N 2310/316 Phosphonothioates
- C12N 2310/317 with an inverted bond, e.g. a cap structure
- C12N 2310/318 where the PO2 is completely replaced, e.g. MMI or formacetal
- C12N 2310/319 linked by 2'-5' linkages, i.e. having a free 3'-position
Top Applicants
Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT
- HARVARD UNIVERSITY US 8,321
- CHINESE ACADEMY OF SCIENCES 7,486
- UNIVERSITY OF CALIFORNIA US 7,320
- REGENERON PHARMACEUTICALS US 5,003
- INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 4,292
- UNIVERSITY OF PENNSYLVANIA US 4,213
- CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 4,113
- JIANGNAN UNIVERSITY 3,961
- ROCHE CH 3,792
- ILLUMINA US 3,692