US2666049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing protein
Assignee: —
•
Filing: —
•
Granted: 1954-01-12
•
Expires: 1971-01-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:05
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/14; C; C07; C07K; C07K14/00; C07K14/415
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN THE PROCESS OF PREPARING A SUBSTANTIALLY UNHYDROLLYZED PROTEIN, WHICH PROCESS COMPRISES EXTRACTING THE PROTEIN FROM A SUBSTANTIALLY OILFREE PROTEINACEOUS SEED MATERIAL WITH AN AQUEOUS SULFITE-CONTAINING SOLUTION, SEPARATING THE PROTEIN-CONTAINING SOLUTION FORM INSOLUBLE RESIDUE AND PRECIPITATING THE PROTEIN FROM SAID SOLUTION, THE STEPS OF SUBJECTING THE SOLUTION CONTAINING EXTRACTED PROTEIN TO A TEMPERATURE WITHIN THE RANGE FROM ABOUT 150* TO ABOUT 212* F. AT ANY TIME PRIOR TO PRECIPITATION OF THE PROTEIN, AND COOLING THE PROTEIN-CONTAINING SOLUTION TO A TEMPERATURE NOT SUBSTANTIALLY IN EXCESS OF 120* F. BEFORE PRECIPITATING THE PROTEIN THEREFROM.
Claim 2
Dependent Claim
92 words
IN THE PROCESS OF PREPARING A SUBSTANTIALLY UNHYDROLLYZED PROTEIN, WHICH PROCESS COMPRISES EXTRACTING THE PROTEIN FROM A SUBSTANTIALLY OILFREE PROTEINACEOUS SEED MATERIAL WITH AN AQUEOUS SULFITE-CONTAINING SOLUTION, SEPARATING THE PROTEIN-CONTAINING SOLUTION FORM INSOLUBLE RESIDUE AND PRECIPITATING THE PROTEIN FROM SAID SOLUTION, THE STEPS OF SUBJECTING THE SOLUTION CONTAINING EXTRACTED PROTEIN TO A TEMPERATURE WITHIN THE RANGE FROM ABOUT 150* TO ABOUT 212* F. AT ANY TIME PRIOR TO PRECIPITATION OF THE PROTEIN, AND COOLING THE PROTEIN-CONTAINING SOLUTION TO A TEMPERATURE NOT SUBSTANTIALLY IN EXCESS OF 120* F. BEFORE PRECIPITATING THE PROTEIN THEREFROM.
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) | 1957-01-11 | 1957-07-13 | 1958-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-11 | 1961-07-13 | 1962-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-11 | 1965-07-13 | 1966-01-12 | $7700.00 | Window Closed / Lapsed |