Patent US2913410A successfully refreshed from Google Patents.
US2913410A
Expired / Lapsed
US
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Soluble oil
Assignee: Gulf Oil Corp
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Filing: 1955-08-11
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Granted: 1959-11-17
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Expires: 1975-08-11
Abstract
No abstract record available.
Inventors
- 👤 Earl E Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:47
CPC Classifications
C; C10; C10M; C10M173/00; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/10; C10M2207/20; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A SOLUBLE OIL COMPOSITION CONSISTING ESSENTIALLY OF 80 TO 95 PERCENT MINERAL LUBRICATING OIL, FROM 3 TO 7 PERCENT POTASSIUM SOAP OF RESIN ACIDS, FROM 4 TO 7 PERCENT SODIUM PETROLEUM SULFONATE WITH AN AVERAGE MOLECULAR WEIGHT OF 425 TO 430 AND A COUPLING AGENT IN AN AMOUNT SUFFICIENT TO PRODUCE A READILY EMULSIFIABLE SOLUBLE OIL.
Claim 2
Dependent Claim
56 words
A SOLUBLE OIL COMPOSITION CONSISTING ESSENTIALLY OF 80 TO 95 PERCENT MINERAL LUBRICATING OIL, FROM 3 TO 7 PERCENT POTASSIUM SOAP OF RESIN ACIDS, FROM 4 TO 7 PERCENT SODIUM PETROLEUM SULFONATE WITH AN AVERAGE MOLECULAR WEIGHT OF 425 TO 430 AND A COUPLING AGENT IN AN AMOUNT SUFFICIENT TO PRODUCE A READILY EMULSIFIABLE SOLUBLE OIL.
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) | 1962-11-16 | 1963-05-18 | 1963-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-16 | 1967-05-18 | 1967-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-16 | 1971-05-18 | 1971-11-17 | $7700.00 | Window Closed / Lapsed |