Patent US3803328A successfully refreshed from Google Patents.
US3803328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for improving the value of cakes of vegetable origin,notably to obtain proteins
Assignee: PUBLIC INST NAT de la RECH AGR
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Filing: 1971-03-15
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Granted: 1974-04-09
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Expires: 1991-03-15
Abstract
Abstract A PROCESS FOR IMPROVING THE VALUE OF CAKES OF VEGETABLE ORIGIN IS DESCRIBED. THE CRUDE CAKES ARE MACERATED IN AN AQUEOUS MEDIUM WITH STRAINS OF MICROORGANISMS NOTABLY THE YEAST GEOTRICHUM CANDIDUM. THE CAKES ARE THUS FREED FROM THE SULPHUR-CONTAINING IMPURITIES AND AFLATOXINS WHICH CONTAMINATE THEM AND LINIT THEIR USE AT PRESENT. THE CAKES OBTAINED HAVE AN IMPROVED NITRITIVE VALUE. NEW, PURE PROTEINS CAN BE ISOLATED FROM THE MACERATION LIQUIDS BY PRECIPITATION TO THE ISOLECTRIC PH OR IN THE PRESENCE OF SALINE SOLUTION.
Inventors
- 👤 T Staron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:55
CPC Classifications
A; A23; A23L; A23L11/00; A23L11/30; A23L11/37
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) | 1977-04-08 | 1977-10-08 | 1978-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-08 | 1981-10-08 | 1982-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-08 | 1985-10-08 | 1986-04-09 | $7700.00 | Window Closed / Lapsed |