US2940932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricants containing stabilized dispersions of fatty acid salts
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1957-10-01
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Granted: 1960-06-14
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Expires: 1977-10-01
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:12
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/30; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/11; C10M2209/111; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/042; C10M2229/043; C10M2229/044; C10M2229/05; C10M2229/051; C10N; C10N2010/00; C10N2010/04; C10N2020/00; C10N2020/01; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A LUBRICATING OIL COMPOSITION CONSISTING ESSENTIALLY OF A LUBRICATING OIL, ABOUT 5 TO 40 WT. PERCENT OF ANHYDROUS ALKALINE EARTH METAL SALT OF C2 TO C4 FATTY ACID AND ABOUT 2 TO 50 WT PERCENT OF A SYNTHETIC ESTER CONSISTING OF SATURATED ALIPHATIC HYDROCARBON CHAINS JOINED BY TWO ESTER LINKAGES AND CONTAINING A TOTAL OF 15 TO 40 CARBON ATOMS.
Claim 2
Dependent Claim
60 words
A LUBRICATING OIL COMPOSITION CONSISTING ESSENTIALLY OF A LUBRICATING OIL, ABOUT 5 TO 40 WT. PERCENT OF ANHYDROUS ALKALINE EARTH METAL SALT OF C2 TO C4 FATTY ACID AND ABOUT 2 TO 50 WT PERCENT OF A SYNTHETIC ESTER CONSISTING OF SATURATED ALIPHATIC HYDROCARBON CHAINS JOINED BY TWO ESTER LINKAGES AND CONTAINING A TOTAL OF 15 TO 40 CARBON ATOMS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |