Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Semi-synthetic lubricating oil composition

Semi-synthetic lubricating oil composition

US Patent 4420647 · Granted Dec 13, 1983

Estimated economic value: $5,050,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Handheld device2021
Method, system and apparatus for detecting when an animal is in heat2021
Handheld device2019
Fluidic ejection device with layers having different light sensitivities2017
Gas projection device sometimes with a burst disk, producing loud sonic report a2008
Advances in amination2005
Paint stripping compositions2004
Degreasing compositions2004
Preparation of hydroxyalkylcarbamates from six-membered cyclic carbonates2004
Advances in towelettes containing organic carbonates2004
Polymerization-inhibited distillation2004
Process and formulations to remove paint and primer coatings from thermoplastic 2003