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DIFF Main Group
G16C 20/00

Chemoinformatics, i.e. ICT specially adapted for the handling of physicochemical or structural data of chemical particles, elements, compounds or mixtures

Introduced: January 2019

IPC and CPC are identically structured here. All 9 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2019.

Child Classifications

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  • G16C 20/10 Analysis or design of chemical reactions, syntheses or processes since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/20 Identification of molecular entities, parts thereof or of chemical compositions since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/30 Prediction of properties of chemical compounds, compositions or mixtures since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/40 Searching chemical structures or physicochemical data since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/50 Molecular design, e.g. of drugs since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/70 Machine learning, data mining or chemometrics since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/80 Data visualisation since 2019 IPC+CPC Available in IPC and CPC
  • G16C 20/90 Programming languages; Computing architectures; Database systems; Data warehousing since 2019 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G16,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 4,707
  2. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 1,767
  3. SAMSUNG ELECTRONICS COMPANY KR 1,458
  4. CHINESE ACADEMY OF SCIENCES 1,144
  5. ILLUMINA US 1,097
  6. SIEMENS HEALTHCARE DE 1,074
  7. PHILIPS ELECTRONICS 1,026
  8. FUJIFILM JP 990
  9. PING AN TECHNOLOGY COMPANY 892
  10. ROCHE CH 864

Top Applicants (CPC)

Class G16,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 7,379
  2. SAMSUNG ELECTRONICS COMPANY KR 2,740
  3. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,388
  4. PHILIPS ELECTRONICS 1,849
  5. SIEMENS HEALTHCARE DE 1,697
  6. FUJIFILM JP 1,618
  7. ILLUMINA US 1,335
  8. ROCHE CH 1,264
  9. UNIVERSITY OF CALIFORNIA US 1,181
  10. DEXCOM US 1,150