Patent US2814596A successfully refreshed from Google Patents.
US2814596A
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Mineral oil composition as lubricant for steam cylinders and marine engines, and additive therefor
Assignee: Alox Corp
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Filing: 1952-03-26
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Granted: 1957-11-26
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Expires: 1972-03-26
Abstract
No abstract record available.
Inventors
- 👤 Whittleton Reginald Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:30
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/28; C10M2207/287; C10M2207/289; C10N; C10N2040/00; C10N2040/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AS A MARINE ENGINE LUBRICATING COMPOSITION, A SOLUTION IN MINERAL LUBRICATING OIL OF THE REACTION PRODUCT OBTAINED BY PARTIALLY ESTERIFYING A POLYHYDRIC ALIPHATICC ALCOHOL HAVING A CARBON CHAIN LENGTH OF FROM C2 TO C10 WITH THE HIGH MOLECULAR WEIGHT ALIPHATIC CARBOXYLIC ACIDSS CONTENT OF AN OXIDATE OF A NORMALLY NON-GASEOUS PETROLEUM HYDROCARBON MIXTURE HAVING A MEAN CARBON CHAIN LENGTH FALLING WITHIN THE RANGE C26-C50 SUBJECTED TO CONTROLLED LIQUID-PHASE PARTIAL OXIDATION FOR A PERIOD OF THE ORDER OF 4 HOURS SAID OXIDATE HAVING AN ACID NUMBER OF FROM ABOUT 8 TO NOT SUBSTANTIALLY IN EXCESS OF 10 AND A SAPONIFICATION NUMBER OF FROM ABOUT 42 TO ABOUT 46.
Claim 2
Dependent Claim
107 words
AS A MARINE ENGINE LUBRICATING COMPOSITION, A SOLUTION IN MINERAL LUBRICATING OIL OF THE REACTION PRODUCT OBTAINED BY PARTIALLY ESTERIFYING A POLYHYDRIC ALIPHATICC ALCOHOL HAVING A CARBON CHAIN LENGTH OF FROM C2 TO C10 WITH THE HIGH MOLECULAR WEIGHT ALIPHATIC CARBOXYLIC ACIDSS CONTENT OF AN OXIDATE OF A NORMALLY NON-GASEOUS PETROLEUM HYDROCARBON MIXTURE HAVING A MEAN CARBON CHAIN LENGTH FALLING WITHIN THE RANGE C26-C50 SUBJECTED TO CONTROLLED LIQUID-PHASE PARTIAL OXIDATION FOR A PERIOD OF THE ORDER OF 4 HOURS SAID OXIDATE HAVING AN ACID NUMBER OF FROM ABOUT 8 TO NOT SUBSTANTIALLY IN EXCESS OF 10 AND A SAPONIFICATION NUMBER OF FROM ABOUT 42 TO ABOUT 46.
References Cited (Backward Citations)
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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) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |