US3256188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil-soluble metal halide complexes and improved lubricating oil compositions containing same
Assignee: ExxonMobil Oil Corp
•
Filing: 1963-06-21
•
Granted: 1966-06-14
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Expires: 1983-06-21
Abstract
No abstract record available.
Inventors
- 👤 Andreas G Papayannopoulos
- 👤 Myers Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:48
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2203/00; C10M2203/06; C10M2205/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A LUBRICATING OIL COMPOSITION COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND A METAL HALIDE-ALCOHOL COMPLEX, IN AN AMOUNT SUFFICIENT TO IMPROVE THE ANTIOXIDANT AND EXTREME PRESSURE CHARACTERISTICS OF THE COMPOSITION, SAID METAL HALIDE-ALCOHOL COMPLEX BEING OBTAINED BY COMPLEXING A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF METAL CHLORIDES, METAL BROMIDES, AND METAL IODIDES WITH AT LEAST AN AMOUNT OF ALCOHOL SUFFICIENT TO DISSOLVE THE METAL HLIDE THEREIN, SAID ALCOHOL BEING SELECTED FROM AT LEAST ONE MEMBER OF THE GROUP CONSISTING OF SATURATED ALIPHATIC ALCOHOLS AND OLEFINICALLY UNSATURATED ALIPHATIC ALCOHOLS CONTAINING FROM 5 TO ABOUT 20 CARBON ATOMS.
Claim 2
Dependent Claim
100 words
A LUBRICATING OIL COMPOSITION COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND A METAL HALIDE-ALCOHOL COMPLEX, IN AN AMOUNT SUFFICIENT TO IMPROVE THE ANTIOXIDANT AND EXTREME PRESSURE CHARACTERISTICS OF THE COMPOSITION, SAID METAL HALIDE-ALCOHOL COMPLEX BEING OBTAINED BY COMPLEXING A METAL HALIDE SELECTED FROM THE GROUP CONSISTING OF METAL CHLORIDES, METAL BROMIDES, AND METAL IODIDES WITH AT LEAST AN AMOUNT OF ALCOHOL SUFFICIENT TO DISSOLVE THE METAL HLIDE THEREIN, SAID ALCOHOL BEING SELECTED FROM AT LEAST ONE MEMBER OF THE GROUP CONSISTING OF SATURATED ALIPHATIC ALCOHOLS AND OLEFINICALLY UNSATURATED ALIPHATIC ALCOHOLS CONTAINING FROM 5 TO ABOUT 20 CARBON ATOMS.
References Cited (Backward Citations)
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Cited
US2125961A
Cited
US2227149A
Cited
US2274302A
Cited
US2460700A
Cited
US3047500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |