CPC Main Group Additional Only
C12Q 2527/00 Reactions demanding special reaction conditions
Filing statistics
CPC C12Q 2527/00 belongs to the parent subclass C12Q, which recorded 272,350 patent applications worldwide between 2013 and 2023. Annual filings grew from 18,205 in 2013 to 23,458 in 2023 (+29%), peaking at 28,974 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
14 direct subcodes
Child Classifications
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- C12Q 2527/101 Temperature
- C12Q 2527/107 Temperature of melting, i.e. Tm
- C12Q 2527/109 Pressure
- C12Q 2527/113 Time
- C12Q 2527/125 Specific component of sample, medium or buffer
- C12Q 2527/127 the enzyme inhibitor or activator used
- C12Q 2527/137 Concentration of a component of medium
- C12Q 2527/143 Concentration of primer or probe
- C12Q 2527/146 Concentration of target or template
- C12Q 2527/149 Concentration of an enzyme
- C12Q 2527/15 Gradients
- C12Q 2527/153 Viscosity
- C12Q 2527/156 Permeability
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