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PCE
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DIFF Subgroup
C01G 45/125

of the type (MnO3)n-, e.g. CaMnO3

Introduced: January 2025

Title

Titles differ between systems:

IPC: of the type (MnO), e.g. CaMnO

CPC: of the type (MnO3)n-, e.g. CaMnO3

Full Title

Full titles differ between systems:

IPC:

Compounds of manganese > Complex oxides containing manganese and at least one other metal element > Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof > of the type (MnO), e.g. CaMnO

CPC:

Compounds of manganese > Complex oxides containing manganese and at least one other metal element > Manganates or manganites with trivalent manganese, tetravalent manganese or mixtures thereof > of the type (MnO3)n-, e.g. CaMnO3

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2025.

Child Classifications

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  • C01G 45/1257 containing lithium, e.g. Li2MnO3 or Li2(MxMn1-x)O3 since 2025 IPC+CPC Available in IPC and CPC
  • C01G 45/1264 containing rare earths, e.g. (La1-xCax)MnO3 or LaMnO3 since 2025 IPC+CPC Available in IPC and CPC

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