Infineum International Limited
226Patents
155Active
226Granted
52Portfolio score
Filing activity: Dec 21, 1994 → Oct 4, 2023 · 55 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6723685B2 | Lubricating oil composition | Chemistry; Metallurgy | 68 | Expired |
| US6333298A | Molybdenum-free low volatility lubricating oil composition | Chemistry; Metallurgy | 32 | Expired |
| US7838470B2 | Lubricating oil composition | Chemistry; Metallurgy | 32 | Active |
| US7018958B2 | Lubricating oil compositions | Chemistry; Metallurgy | 20 | Expired |
| US7485603B2 | Soot dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 20 | Active |
| US7022653B2 | Friction modifiers for engine oil composition | Chemistry; Metallurgy | 19 | Expired |
| US6715473B2 | EGR equipped diesel engines and lubricating oil compositions | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7786057B2 | Soot dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 18 | Active |
| US7018962B2 | Viscosity index improver concentrates | Chemistry; Metallurgy | 17 | Expired |
| US6734148B2 | Dispersants and lubricating oil compositions containing same | Chemistry; Metallurgy | 16 | Expired |
| US6500786B1 | Lubricating oil composition | Chemistry; Metallurgy | 15 | Expired |
| US6750183B2 | Lubricating oil composition | Chemistry; Metallurgy | 14 | Expired |
| US6423670B2 | Lubricating oil compositions | Chemistry; Metallurgy | 14 | Expired |
| US6784143B2 | Lubricating oil composition | Chemistry; Metallurgy | 14 | Expired |
| US6337309B1 | Zinc-free continuously variable transmission fluid | Chemistry; Metallurgy | 13 | Expired |
| US7026273B2 | Lubricating oil compositions | Chemistry; Metallurgy | 13 | Expired |
| US6855674B2 | Hydroxy aromatic Mannich base condensation products and the use thereof as soot dispersants in lubricating oil compositions | Chemistry; Metallurgy | 13 | Expired |
| US6821307B2 | Oil composition | Chemistry; Metallurgy | 13 | Expired |
| US6720293B2 | Low viscosity lubricating oil compositions | Chemistry; Metallurgy | 12 | Expired |
| US6475963B1 | Carboxylate-vinyl ester copolymer blend compositions for lubricating oil flow improvement | Chemistry; Metallurgy | 11 | Expired |
| US6869919B2 | Lubricating oil compositions | Chemistry; Metallurgy | 11 | Expired |
| US6569820B2 | Manufacture of lubricant additives | Chemistry; Metallurgy | 10 | Expired |
| US6458173B1 | Fuel additive and fuel composition containing the same | Chemistry; Metallurgy | 10 | Expired |
| US6599867B2 | Overbased detergent additives | Chemistry; Metallurgy | 10 | Expired |
| US6613724B2 | Gas-fuelled engine lubricating oil compositions | Chemistry; Metallurgy | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.