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IPC Subgroup
C01F 7/78

Compounds containing aluminium, with or without oxygen or hydrogen, and containing two or more other elements

Introduced: January 2022

Full Title

Compounds of aluminium > Compounds containing aluminium, with or without oxygen or hydrogen, and containing two or more other elements

Classification Context

Section:
CHEMISTRY; METALLURGY
Class:
INORGANIC CHEMISTRY
Subclass:
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE EARTH METALS

4 direct subcodes

Child Classifications

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  • C01F 7/782 containing carbonate ions, e.g. dawsonite
  • C01F 7/786 containing, besides aluminium, only anions, e.g. Al[OH]Cl[SO]
  • C01F 7/788 Ammonium aluminium fluorides, e.g. ammonium hexafluoroaluminate

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