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CPC Subgroup
B01J 31/26

containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24

Full Title

Catalysts comprising hydrides, coordination complexes or organic compounds (catalyst compositions used only in polymerisation reactions C08 ) > containing in addition, inorganic metal compounds not provided for in groups B01J31/02 - B01J31/24

5 direct subcodes

Child Classifications

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  • B01J 31/32 of manganese, technetium or rhenium
  • B01J 31/34 of chromium, molybdenum or tungsten
  • B01J 31/36 of vanadium, niobium or tantalum
  • B01J 31/38 of titanium, zirconium or hafnium

Top Applicants

Top 10 applicants by patent filingsfor class B01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
  2. CHINESE ACADEMY OF SCIENCES 8,352
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
  4. LG CHEM KR 4,290
  5. SAUDI ARABIAN OIL COMPANY SA 3,444
  6. IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
  7. DOW GLOBAL TECHNOLOGIES US 3,195
  8. MANN + HUMMEL DE 2,822
  9. JOHNSON MATTHEY GB 2,802
  10. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737