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US3586662A
Expired / Lapsed
US
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Preparing light-colored protein isolate from sunflower meal by acid washing prior to alkaline extraction
Assignee: Procter and Gamble Co
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Filing: 1969-09-08
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Granted: 1971-06-22
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Expires: 1989-09-08
Abstract
Abstract LIGHT-COLORED PROTEIN IS RECOVERED FROM SUNFLOWER MEAL BY ACID WASHING PREVIOUS TO ALKALI EXTRACTION AND ACID PRECIPITATION. THE ISOLATED PROTEIN IN SUITABLE FOR USE AS A PROTEIN SUPPLEMENT ADDITIVE FOR FOOD PRODUCTS WITHOUT IMPARTING TO THE FOOD PRODUCTS AN UNAPPETIZING COLOR.
Inventors
- 👤 David E O'connor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:41
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-21 | 1974-12-21 | 1975-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-21 | 1978-12-21 | 1979-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-21 | 1982-12-21 | 1983-06-22 | $7700.00 | Window Closed / Lapsed |