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CPC Main Group Additional Only
C12N 2999/00

Further aspects of viruses or vectors not covered by groups C12N2710/00 - C12N2796/00 or C12N2800/00

Filing statistics

CPC C12N 2999/00 belongs to the parent subclass C12N, which recorded 645,915 patent applications worldwide between 2013 and 2023. Annual filings grew from 37,975 in 2013 to 61,537 in 2023 (+62%), peaking at 73,818 applications in 2021. The most active applicants in class C12 are HARVARD UNIVERSITY (8,321 applications), CHINESE ACADEMY OF SCIENCES (7,486 applications) and UNIVERSITY OF CALIFORNIA (7,320 applications).

Source: EPO PATSTAT, worldwide filings

3 direct subcodes

Child Classifications

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  • C12N 2999/002 Adverse teaching
  • C12N 2999/005 Biological teaching, e.g. a link between protein and disease, new virus causing pandemic
  • C12N 2999/007 Technological advancements, e.g. new system for producing known virus, cre-lox system for production of transgenic animals

Top Applicants

Top 10 applicants by patent filingsfor class C12, 2013–2023, worldwide · Source: EPO PATSTAT

  1. HARVARD UNIVERSITY US 8,321
  2. CHINESE ACADEMY OF SCIENCES 7,486
  3. UNIVERSITY OF CALIFORNIA US 7,320
  4. REGENERON PHARMACEUTICALS US 5,003
  5. INSERM (INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALE) FR 4,292
  6. UNIVERSITY OF PENNSYLVANIA US 4,213
  7. CNRS (CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE) FR 4,113
  8. JIANGNAN UNIVERSITY 3,961
  9. ROCHE CH 3,792
  10. ILLUMINA US 3,692