CPC Main Group Additional Only
C12N 2800/00 Nucleic acids vectors
12 direct subcodes
Child Classifications
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- C12N 2800/10 Plasmid DNA
- C12N 2800/20 Pseudochromosomes, minichrosomosomes
- C12N 2800/22 Vectors comprising a coding region that has been codon optimised for expression in a respective host
- C12N 2800/24 Vectors characterised by the absence of particular element, e.g. selectable marker, viral origin of replication
- C12N 2800/30 Vector systems comprising sequences for excision in presence of a recombinase, e.g. loxP or FRT
- C12N 2800/40 Systems of functionally co-operating vectors
- C12N 2800/50 Vectors for producing vectors
- C12N 2800/60 Vectors containing traps for, e.g. exons, promoters
- C12N 2800/70 Vectors containing special elements for cloning, e.g. topoisomerase, adaptor sites
- C12N 2800/80 Vectors containing sites for inducing double-stranded breaks, e.g. meganuclease restriction sites
- C12N 2800/90 Vectors containing a transposable element
- C12N 2800/95 Protection of vectors from inactivation by agents such as antibodies or enzymes, e.g. using polymers
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