Patent US3749581A successfully refreshed from Google Patents.
US3749581A
Expired / Lapsed
US
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Process for producing edible protein fiber
Assignee: Nisshin Oillio Group Ltd
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Filing: 1971-01-29
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Granted: 1973-07-31
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Expires: 1991-01-29
Abstract
Abstract A PROCESS FOR PRODUCING EDIBLE PROTEIN FIBERS COMPRISING PREPARING A SPINNING SOLUTION CONTAINING PROTEIN AS THE MAIN INGREDIENT WITH PH 5.5-11.0 FROM EDIBLE PROTEIN MATERIALS, CONTINUOUSLY EXTRUDING THE SOLUTION IN A COAGULATION BATH IN FORM OF FILAMENTS, CHARACTERIZED IN THAT AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF POLYACRYLIC ACID AND ALKALI SALTS THEREOF IS USED IN ANY STEP OF THE FIBER PRODUCING PROCEDURES.
Inventors
- 👤 H Mimoto
- 👤 T Sakita
- 👤 M Ebisawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:43
CPC Classifications
A; A23; A23J; A23J3/00; A23J3/22; A23J3/28; A23J3/24; A23J3/245
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) | 1976-07-30 | 1977-01-29 | 1977-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-30 | 1981-01-29 | 1981-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-30 | 1985-01-29 | 1985-07-31 | $7700.00 | Window Closed / Lapsed |