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PCE
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CPC Subgroup
C01G 45/125

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

Full Title

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

2 direct subcodes

Child Classifications

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  • C01G 45/1257 containing lithium, e.g. Li2MnO3 or Li2(MxMn1-x)O3
  • C01G 45/1264 containing rare earths, e.g. (La1-xCax)MnO3 or LaMnO3

Top Applicants

Top 10 applicants by patent filingsfor 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