US2508919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soybean oil
Assignee: General Mills Inc
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Filing: 1946-04-20
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Granted: 1950-05-23
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Expires: 1966-04-20
Abstract
No abstract record available.
Inventors
- 👤 Jakob L Jakobsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:34
CPC Classifications
C; C11; C11B; C11B3/00; C11B3/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
PROCESS OF REFINING SOYBEAN OIL WHICH COMPRISES DEGUMMING THE OIL, SUBJECTING THE OIL TO VACUUM DISTILLATION TREATMENT, INCLUDING PASSING A SUBSTANTIALLY OXYGEN-FREE INERT GAS THROUGH THE OIL, WHEREBY FROM 2-6% OF THE OIL COMPOSED PRINCIPALLY OF FREE FATTY ACIDS AND TOCOPHEROLS AND INCLUDING SUBSTANTIALLY ALL THE FREE FATTY ACIDS AND TOCOPHEROLS IN THE DEGUMMED OIL, IS VOLATILIZED AND REMOVED, AND THEN DEODORIZING THE RESIDUAL OIL AT A TEMPERATURE NOT SUBSTANTIALLY IN EXCESS OF 190* C., INCLUDING TREATMENT OF THE OIL WITH A SUBSTANTIALLY OXYGEN-FREE INERT GAS.
Claim 2
Dependent Claim
86 words
PROCESS OF REFINING SOYBEAN OIL WHICH COMPRISES DEGUMMING THE OIL, SUBJECTING THE OIL TO VACUUM DISTILLATION TREATMENT, INCLUDING PASSING A SUBSTANTIALLY OXYGEN-FREE INERT GAS THROUGH THE OIL, WHEREBY FROM 2-6% OF THE OIL COMPOSED PRINCIPALLY OF FREE FATTY ACIDS AND TOCOPHEROLS AND INCLUDING SUBSTANTIALLY ALL THE FREE FATTY ACIDS AND TOCOPHEROLS IN THE DEGUMMED OIL, IS VOLATILIZED AND REMOVED, AND THEN DEODORIZING THE RESIDUAL OIL AT A TEMPERATURE NOT SUBSTANTIALLY IN EXCESS OF 190* C., INCLUDING TREATMENT OF THE OIL WITH A SUBSTANTIALLY OXYGEN-FREE INERT GAS.
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) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |