Patent · US Expired

Lubricating compositions

US6844301B2 · kind B2 · utility

5Cited by
23References
14Claims
0Family size

Assignees

Inventors

Key dates

Filing dateSep 5, 2002
Grant dateJan 18, 2005
Priority date
Expiry dateSep 5, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10N2040/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A synthetic ester-containing lubricant with good soot-handling and, with friction modifier, viscosity modifier and antioxidant present, improved engine performance and cleanliness.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.