Compounds of cobalt

Introduced: September 1968

IPC and CPC are identically structured here. All 11 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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C01G 51/01 Preparation or separation involving a liquid-liquid extraction, an adsorption or an ion-exchange since 2025 IPC+CPC Available in IPC and CPC
C01G 51/02 Carbonyls IPC+CPC Available in IPC and CPC
C01G 51/04 Oxides IPC+CPC Available in IPC and CPC
C01G 51/05 Hydroxides; Oxyhydroxides since 2025 IPC+CPC Available in IPC and CPC
C01G 51/06 Carbonates IPC+CPC Available in IPC and CPC
C01G 51/08 Halides; Oxyhalides +1 CPC IPC+CPC Available in IPC and CPC
C01G 51/10 Sulfates IPC+CPC Available in IPC and CPC
C01G 51/15 Sulfides; Oxysulfides since 2025 IPC+CPC Available in IPC and CPC
C01G 51/20 Complexes with ammonia since 2025 IPC+CPC Available in IPC and CPC
C01G 51/40 Complex oxides containing cobalt and at least one other metal element since 2025 IPC+CPC Available in IPC and CPC
C01G 51/80 Compounds containing cobalt, with or without oxygen or hydrogen, and containing one or more other elements (C01G51/02, C01G51/06 - C01G51/40 take precedence) since 2025 IPC+CPC Available in IPC and CPC

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

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

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