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CPC Main Group
C10L 10/00

Use of additives to fuels or fires for particular purposes (additives for liquid carbonaceous fuels characterised by their chemical nature C10L1/10; using binders for briquetting solid fuels C10L5/10; using additives to improve the combustion of solid fuels C10L9/10)

8 direct subcodes

Child Classifications

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  • C10L 10/02 for reducing smoke development
  • C10L 10/04 for minimising corrosion or incrustation
  • C10L 10/06 for facilitating soot removal
  • C10L 10/08 for improving lubricity; for reducing wear
  • C10L 10/10 for improving the octane number
  • C10L 10/12 for improving the cetane number
  • C10L 10/18 use of detergents or dispersants for purposes not provided for in groups C10L10/02 - C10L10/16

Top Applicants

Top 10 applicants by patent filingsfor class C10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,831
  2. SAUDI ARABIAN OIL COMPANY SA 2,918
  3. IFPEN (IFP ENERGIES NOUVELLES) FR 2,305
  4. EXXONMOBIL RESEARCH AND ENGINEERING COMPANY US 2,282
  5. UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,268
  6. SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ NL 2,124
  7. BASF (BADISCHE ANILIN & SODA FABRIK) DE 1,487
  8. CHEVRON CORPORATION US 1,400
  9. PETROCHINA COMPANY 1,372
  10. LUBRIZOL CORPORATION US 1,324