Patent US2746867A successfully refreshed from Google Patents.
US2746867A
Expired / Lapsed
US
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Soybean oil refining process
Assignee: Pillsbury Co
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Filing: 1952-03-10
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Granted: 1956-05-22
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Expires: 1972-03-10
Abstract
No abstract record available.
Inventors
- 👤 Emil F Werly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:49
CPC Classifications
C; C11; C11B; C11B3/00; C11B3/001
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
80 words
A PROCESS FOR MAKING A NON-REVERTING EDIBLE PRODUCT FROM CRUDE SOYBEAN OIL HAVING A MIXTURE OF SOLUBLE PHOSPHATIDES AND FREE FATTY ACIDS CONSISTING IN HYDRATING A PORTION OF THE PHOSPHATIDES TO REDUCE THE CONTENT THEREOF TO AN AGGREGATE WEIGHT OF BETWEEN .023 PER CENT AND 0.3 PERCENT OF THE WEIGHT OF THE OIL, REMOVING THE HYDRATED PHOSPHATIDES, AND STEAM DEODORIZING THE PRODUCT AT A TEMPERATURE OF BETWEEN 200 TO 400 DEGREES F. AND AT AN ABSOLUTE PRESSURE OF 5 MILLIMETERS.
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) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |