US2677659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil compositions having stabilized low pour points
Assignee: ExxonMobil Oil Corp
•
Filing: 1952-03-21
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Granted: 1954-05-04
•
Expires: 1972-03-21
Abstract
No abstract record available.
Inventors
- 👤 Orland M Reiff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:04
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/023; C10M2207/027; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/142; C10M2207/144; C10M2207/146; C10M2207/20; C10M2207/22; C10M2207/24; C10M2211/00; C10M2211/04; C10M2211/044; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/16; C10M2215/18; C10M2215/182; C10M2215/20; C10M2215/202; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/08; C10M2219/082; C10M2219/085; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/06; C10M2223/065; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A LUBRICATING OIL COMPOSITION HAVING A STABILIZED LOW POUR POINT COMPRISING A MAJOR PROPORTION OF A WAXY MENIRAL LUBRICATING OIL, A MINOR PROPORTION, SUFFICIENT TO LOWER THE POUR POINT OF SAID OIL, OF A METAL SALT OF AN ORGANIC ACID HAVING A WAX-SUBSTITUTED ARYL NUCLEUS THERIN AND A MINOR AMOUNT, SUFFICIENT TO STABILIZE THE LOWERED POUR POINT OF SAID OIL, OF AN ORGANIC ACID.
Claim 2
Dependent Claim
64 words
A LUBRICATING OIL COMPOSITION HAVING A STABILIZED LOW POUR POINT COMPRISING A MAJOR PROPORTION OF A WAXY MENIRAL LUBRICATING OIL, A MINOR PROPORTION, SUFFICIENT TO LOWER THE POUR POINT OF SAID OIL, OF A METAL SALT OF AN ORGANIC ACID HAVING A WAX-SUBSTITUTED ARYL NUCLEUS THERIN AND A MINOR AMOUNT, SUFFICIENT TO STABILIZE THE LOWERED POUR POINT OF SAID OIL, OF AN ORGANIC ACID.
References Cited (Backward Citations)
US2163622A
Cited
US2197835A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-03 | 1957-11-02 | 1958-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-03 | 1961-11-02 | 1962-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-03 | 1965-11-02 | 1966-05-04 | $7700.00 | Window Closed / Lapsed |