US3121689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant composition containing dispersed calcium acetate
Assignee: ExxonMobil Oil Corp
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Filing: 1961-03-30
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Granted: 1964-02-18
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Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Robert H Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:09
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A STABLE LUBRICATING COMPOSITION CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL BETWEEN 0.005-40% BY WEIGHT OF CALCIUM ACETATE AND BETWEEN 0.005-10% BY WEIGHT OF AN ORGANIC, STRAIGHTCHAIN CARBOXYLIC ACID HAVING FROM 8 TO 18 CARBON ATOMS THEREIN, INCLUDING THE CARBOXYL CARBON ATOM, SUFFICIENT TO DISPERSE THE CALCIUM ACETATE IN THE LUBRICATING OIL.
Claim 2
Dependent Claim
56 words
A STABLE LUBRICATING COMPOSITION CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL BETWEEN 0.005-40% BY WEIGHT OF CALCIUM ACETATE AND BETWEEN 0.005-10% BY WEIGHT OF AN ORGANIC, STRAIGHTCHAIN CARBOXYLIC ACID HAVING FROM 8 TO 18 CARBON ATOMS THEREIN, INCLUDING THE CARBOXYL CARBON ATOM, SUFFICIENT TO DISPERSE THE CALCIUM ACETATE IN THE LUBRICATING OIL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-17 | 1967-08-19 | 1968-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-17 | 1971-08-19 | 1972-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-17 | 1975-08-19 | 1976-02-18 | $7700.00 | Window Closed / Lapsed |