Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Functionalized graft co-polymer as a viscosity and index improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same

Functionalized graft co-polymer as a viscosity and index improver, dispersant, and anti-oxidant additive and lubricating oil composition containing same

US Patent 5409623 · Granted Apr 25, 1995

Estimated economic value: $19,680,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Multiple dispersion generating e-vaping device having a dual piston cylinder, co2025
Multiple dispersion generator e-vaping device2025
Multiple dispersion generator e-vaping device2025
E-vaping device cartridge holder2025
Use of pectin or other anionic polymers in the stabilization and controlled rele2025
Soft oral product2025
Application of a flavorant particle in a filter of a smoking article for deliver2025
Modifying taste and sensory irritation of smokeless tobacco and non-tobacco prod2025
Smoking article with reduced tobacco2025
Apparatus with surface heater and gel formulation2025
Gamma cyclodextrin flavoring-release additives2025
Method of making E-vaping device with insert2025