US2881159A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for isolating soya protein
Assignee: Akzo Nobel Paints LLC
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Filing: 1956-04-02
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Granted: 1959-04-07
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Expires: 1976-04-02
Abstract
No abstract record available.
Inventors
- 👤 Sidney J Circle
- 👤 Percy L Julian
- 👤 Robert W Whitney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:27
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
THE PROCESS FOR PREPARING BLAND SUBSTANTIALLY UNHYDROLYZED ISOLATED SOYBEAN PROTEIN WHICH COMPRISES SUBJECTING HEAST TREATED, SUPERFICIALLY DENATURED, COMMERCIAL, SOLVENT EXTRACTED, SOYBEAN PROTEIN SOURCE MATERIAL TO AN EXTRACTION IN AN AQUEOUS SOLVENT AT A PH OF BETWEEN ABOUT 6 AND ABOUT 8 AND AT A TEMPERATURE BETWEEN ABOUT 100* F. AND 180* C.
Claim 2
Dependent Claim
52 words
THE PROCESS FOR PREPARING BLAND SUBSTANTIALLY UNHYDROLYZED ISOLATED SOYBEAN PROTEIN WHICH COMPRISES SUBJECTING HEAST TREATED, SUPERFICIALLY DENATURED, COMMERCIAL, SOLVENT EXTRACTED, SOYBEAN PROTEIN SOURCE MATERIAL TO AN EXTRACTION IN AN AQUEOUS SOLVENT AT A PH OF BETWEEN ABOUT 6 AND ABOUT 8 AND AT A TEMPERATURE BETWEEN ABOUT 100* F. AND 180* C.
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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) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |