US3790553A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extraction process for preparation of vital wheat gluten from whole wheat kernels
Assignee: FARMLAND AGRI-SERVICES Inc A CORP OF Co
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Filing: 1972-09-25
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Granted: 1974-02-05
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Expires: 1992-09-25
Abstract
Abstract GLUTEN PROTEIN MAY BE RECOVERED FROM THE WHOLE WHEAT KERNEL ACCORDING TO A TWO-STAGE EXTRACTION PROCESS. THE KERNEL IS TEMPERED TO A MOISTURE CONTENT, BY WEIGHT, FROM ABOUT 15% TO SATURATION, THE TEMPERED KERNEL IS CRUSHED, FLAKED OR GROUND AND THE LOW MOLECULAR WEIGHT PROTEINS ARE EXTRACTED FROM THE CRUSHED WHEAT IN A WATER SLURRY HAVING A WHEAT TO WATER RATIO, BY WEIGHT, OF 1:1 TO 1:5 AND A PH OF 4.5-8.0, THE HIGH MOLECULAR WEIGHT PROTEINS ARE EXTRACTED FROM THE CRUSHED WHEAT IN A PH 0.9-12 SLURRY CONSISTING OF ONE PART, BY WEIGHT, WATER-EXTRACTION SOLID RESIDUE AND FROM 1-5 PARTS, BY WEIGHT, MILD BASE, SUCH AS AMMONIUM HYDROXIDE.
Inventors
- 👤 G Rao
- 👤 O Gerrish
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:05
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |