Patent US1712185A successfully refreshed from Google Patents.
US3966992A
Expired / Lapsed
US
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Treatment of soya
Assignee: British Aradady Co Ltd
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Filing: 1974-01-30
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Granted: 1976-06-29
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Expires: 1994-01-30
Abstract
Abstract A process for treating soya to improve the nutritional value thereof by destroying or eliminating the trypsin inhibitor activity of the soya. The process comprises mixing soya with whey, adjusting the pH of the mixture so that it is at a pH other than the natural pH of the soya and heating the mixture.
Inventors
- 👤 Philip George Banks
- 👤 William Pringle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:30
CPC Classifications
A; A23; A23C; A23C21/00; A23C21/04; A23L; A23L11/00; A23L11/05; A23L11/07; A23L11/30; A23L11/34; A23L11/35
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
70 words
A process for eliminating or destroying the trypsin inhibitor in soya without significantly affecting the quality of the soya protein, the process comprising heating a mixture comprising soya and whey at a temperature of at least the boiling point of water for a period of time and with an amount of whey sufficient to destroy or eliminate the trypsin inhibitor, and wherein the pH of the mixture is below 5.5.
Claim 2
Dependent Claim
70 words
A process for eliminating or destroying the trypsin inhibitor in soya without significantly affecting the quality of the soya protein, the process comprising heating a mixture comprising soya and whey at a temperature of at least the boiling point of water for a period of time and with an amount of whey sufficient to destroy or eliminate the trypsin inhibitor, and wherein the pH of the mixture is below 5.5.
Claim 3
Dependent Claim
13 words
A process as claimed in claim 1, wherein the soya is raw soya.
Claim 4
Dependent Claim
13 words
A process as claimed in claim 1, wherein the soya is soya flour.
Claim 5
Dependent Claim
20 words
A process as claimed in claim 3, wherein the soya flour has a particle size of less than 150 microns.
Claim 6
Dependent Claim
19 words
A process as claimed in claim 1, wherein the soya is soya flour obtained from heat treated soya beans.
Claim 7
Dependent Claim
20 words
A process as claimed in claim 5, wherein the soya flour has a particle size of less than 150 microns.
Claim 8
Dependent Claim
20 words
A process as claimed in claim 1, wherein the soya is soya flour obtained from defatted, heat treated soya beans.
Claim 9
Dependent Claim
17 words
A process as claimed in claim 1, wherein the soya is in the form os soya grits.
Claim 10
Dependent Claim
20 words
A process as claimed in claim 1, wherein the weight ratio of soya to whey is from 1:7 to 3:1.
Claim 11
Dependent Claim
20 words
A process as claimed in claim 1, wherein, after heating, the pH of the mixture is adjusted to substantially neutral.
Claim 12
Dependent Claim
14 words
A process as claimed in claim 1, wherein the mixture is heated under pressure.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-06-29 | 1979-12-29 | 1980-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-29 | 1983-12-29 | 1984-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-29 | 1987-12-29 | 1988-06-29 | $7700.00 | Window Closed / Lapsed |