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IPC Subgroup
C01G 51/8

Compounds containing cobalt, with or without oxygen or hydrogen, and containing one or more other elements

Introduced: January 2025

Full Title

Compounds of cobalt > Compounds containing cobalt, with or without oxygen or hydrogen, and containing one or more other elements

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
INORGANIC CHEMISTRY
Subclass:
COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES OR

2 direct subcodes

Child Classifications

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  • C01G 51/82 Compounds containing cobalt, with or without oxygen or hydrogen, and containing two or more other elements
  • C01G 51/84 Hydroxides

Top Applicants

Top 10 applicants by patent filingsfor 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