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DIFF Subgroup
C01G 51/44

containing manganese

Introduced: January 2025

Full Title

Full titles differ between systems:

IPC:

Compounds of cobalt > Complex oxides containing cobalt and at least one other metal element > containing alkali metals, e.g. LiCoO > containing manganese

CPC:

Compounds of cobalt > Complex oxides containing cobalt and at least one other metal element > containing alkali metals, e.g. LiCoO2 > containing manganese

Of 8 combined children, 4 exist in both systems.

4 codes are CPC-only extensions.

4 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2025.

Child Classifications

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  • C01G 51/50 of the type (MnO2)n-, e.g. Li(CoxMn1-x)O2 or Li(MyCoxMn1-x-y)O2 since 2025 IPC+CPC Available in IPC and CPC
  • C01G 51/52 of the type (Mn2O4)2-, e.g. Li2(CoxMn2-x)O4 or Li2(MyCoxMn2-x-y)O4 since 2025 IPC+CPC Available in IPC and CPC
  • C01G 51/54 of the type (Mn2O4)-, e.g. Li(CoxMn2-x)O4 or Li(MyCoxMn2-x-y)O4 since 2025 IPC+CPC Available in IPC and CPC
  • C01G 51/56 of the type (MnO3)2-, e.g. Li2(CoxMn1-x)O3 or Li2(MyCoxMn1-x-y)O3 since 2025 IPC+CPC Available in IPC and CPC
  • C01G 51/58 CPC only CPC only
  • C01G 51/60 CPC only CPC only
  • C01G 51/62 CPC only CPC only
  • C01G 51/64 CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class C01,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 5,794
  2. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 3,286
  3. LG CHEM KR 2,689
  4. BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,669
  5. CENTRAL SOUTH UNIVERSITY 1,531
  6. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 1,252
  7. SUMITOMO METAL MINING COMPANY JP 1,073
  8. ZHEJIANG UNIVERSITY 1,061
  9. PANASONIC INTELLECTUAL PROPERTY JP 1,058
  10. PANASONIC INTELLECTUAL PROPERTY 1,038

Top Applicants (CPC)

Class C01,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 4,293
  2. LG CHEM KR 3,317
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,219
  4. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 2,154
  5. OMYA INTERNATIONAL CH 1,524
  6. PANASONIC INTELLECTUAL PROPERTY JP 1,362
  7. SAUDI ARABIAN OIL COMPANY SA 1,298
  8. SUMITOMO METAL MINING COMPANY JP 1,286
  9. CENTRAL SOUTH UNIVERSITY 1,243
  10. L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE FR 1,238