US3794735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extraction of protein from seed
Assignee: Lever Brothers Co
•
Filing: 1971-09-16
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Granted: 1974-02-26
•
Expires: 1991-09-16
Abstract
Abstract A process of making foodstuffs (e.g., simulated meats) by the steps of mixing a coprecipitate of protein and lipid in the presence of water with an edible water-soluble salt, then heatsetting this mixture and, during or subsequent to setting, contacting the mixture with a lipid solvent.
Inventors
- 👤 B Newsom
- 👤 M Tombs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:28
CPC Classifications
A; A23; A23J; A23J3/00; A23J3/22; A23J3/28; A23J1/00; A23J1/14; A23J1/142; A23L; A23L11/00; A23L11/05; A23L11/07
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
28 words
A process according to claim 1, wherein said fluid aqueous protein-lipid-salt preparation is set by extrusion into a setting medium maintained at a temperature of at least 75*C.
Claim 2
Dependent Claim
16 words
A process according to claim 2, wherein the setting medium is a lipid-solvent which comprises iso-propanol.
Claim 3
Dependent Claim
37 words
A process according to claim 2, wherein the setting medium is a liquid in which the lipid is insoluble, and the extruded set material formed by extrusion into said liquid is subsequently treated with a lipid solvent.
Claim 4
Dependent Claim
14 words
A process according to claim 1, wherein said edible water-soluble salt is sodium chloride.
Claim 5
Dependent Claim
12 words
A process according to claim 1, wherein the seeds employed are soybeans.
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) | 1977-02-25 | 1977-08-27 | 1978-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-25 | 1981-08-27 | 1982-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-25 | 1985-08-27 | 1986-02-26 | $7700.00 | Window Closed / Lapsed |