Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Lubricating oil dispersants derived from heavy polyamine

Lubricating oil dispersants derived from heavy polyamine

US Patent 5854186 · Granted Dec 29, 1998

Estimated economic value: $272,674,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Transmission fluid compositions for hybrid and electric vehicle applications2024
Additive concentrates for the formulation of lubricating oil compositions2021
Nozzle with a random discharge jet pattern2021
Dispersants for lubricating oil compositions2020
Low ash and ash-free acid neutralizing compositions and lubricating oil composit2020
Ester compounds, lubricating oil compositions containing same and processes for 2020
Highly borated dispersant concentrates for lubricating oil compositions and meth2019
Additive concentrates for the formulation of lubricating oil compositions2019
Dispersant additives and additive concentrates and lubricating oil compositions 2019
Synthesis of succinimides and quaternary ammonium ions for use in making molecul2019
Purified plasticizers, production and use2019
Selective aerobic oxidation of dimethylbiphenyls2019