Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
C10M 141/08

at least one of them being an organic sulfur-, selenium- or tellurium-containing compound

Full Title

Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups C10M125/00 - C10M139/00, each of these compounds being essential > at least one of them being an organic sulfur-, selenium- or tellurium-containing compound

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