Patent US3083162A successfully refreshed from Google Patents.
US3083162A
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Lubricating composition
Assignee: Kendall Refining Co
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Filing: 1960-02-24
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Granted: 1963-03-26
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Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Franklin I L Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:04
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/024; C10M2207/027; C10M2207/28; C10M2207/287; C10M2207/289; C10M2207/40; C10M2207/404; C10M2211/00; C10M2211/02; C10M2211/022; C10M2211/024; C10M2211/06; C10M2217/00; C10M2217/02; C10M2217/04; C10M2219/00; C10M2219/04; C10M2219/046; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/045; C10M2223/06; C10M2223/065; C10M2223/08; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2010/00; C10N2010/04; C10N2010/08; C10N2040/00; C10N2040/25; C10N2040/255; C10N2040/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR AMOUNT OF LUBRICATING OIL AND (A) FROM ABOUT 2.5 TO ABOUT 3.5 WEIGHT PERCENT OF AN OIL-SOLUBLE ALKALINE EARTH METAL SULFONATE HAVING A METAL TO SULFONIC ACID GROUP EQUIVALENT RATIO OF AT LEAST 2.25 SELECTED FROM THE GROUP CONSISTING OF CALCIUM, BARIUM, AND STRONTIUM SULFONATES AND (B) AN AMOUNT OF A CHLORINATED HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF MONO- AND POLY-CHLORINATED HYDROCARBONS HAVING A VAPOR PRESSURE IN THE RANGE OF ABOUT 0.2 TO ABOUT 6.0 MM. OF MERCURY OF 50*C. SUFFICIENT TO PROVIDE BETWEEN ABOUT 0.01 AND ABOUT 0.015 EQUIVALENT OF CHLORINE PER 100 WEIGHT PARTS OF LUBRICATING COMPOSITION.
Claim 2
Dependent Claim
106 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR AMOUNT OF LUBRICATING OIL AND (A) FROM ABOUT 2.5 TO ABOUT 3.5 WEIGHT PERCENT OF AN OIL-SOLUBLE ALKALINE EARTH METAL SULFONATE HAVING A METAL TO SULFONIC ACID GROUP EQUIVALENT RATIO OF AT LEAST 2.25 SELECTED FROM THE GROUP CONSISTING OF CALCIUM, BARIUM, AND STRONTIUM SULFONATES AND (B) AN AMOUNT OF A CHLORINATED HYDROCARBON SELECTED FROM THE GROUP CONSISTING OF MONO- AND POLY-CHLORINATED HYDROCARBONS HAVING A VAPOR PRESSURE IN THE RANGE OF ABOUT 0.2 TO ABOUT 6.0 MM. OF MERCURY OF 50*C. SUFFICIENT TO PROVIDE BETWEEN ABOUT 0.01 AND ABOUT 0.015 EQUIVALENT OF CHLORINE PER 100 WEIGHT PARTS OF LUBRICATING COMPOSITION.
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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) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |