US2684960A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of isolating protein from
Assignee: —
•
Filing: —
•
Granted: 1954-07-27
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Expires: 1971-07-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:59
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/12; A23J1/14; A23J3/00; A23J3/14; C; C07; C07K; C07K14/00; C07K14/415
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A PROCESS FOR THE PRODUCTION OF SMOOTH 20-40% PROTEIN SLURRIES OF IMPROVED COLOR FROM MATERIAL CONTAINING VEGETABLE GLOBULIN AND COLORING MATTER OF INCREASED SOLUBILITY IN A CAUSTIC SODA SOLUTION HAVING A CONCENTRATION IN EXCESS OF 0.1% WHICH COMPRISES EXTRACTING THE VEGETABLE GLOBULIN FROM SAID VEGETABLE GLOBULIN CONTAINING MATERIAL WITH A CAUSTIC SODA SOLUTION HAVING A CONCENTRATION OF UP TO 0.1%, ACIDIFYING THE SOLUTION TO A PH OF ABOUT 3.5 THEREAFTER ADDING CAUSTIC ALKALI TO BRING THE ACIDIFIED SOLUTION TO THE ISOELECTRIC POINT THE CONCENTRATING THE MIXTURE SO PRODUCED IN A CONTINUOUSLY OPERATED HIGH SPEED CENTRIFUGAL MACHINE.
Claim 2
Dependent Claim
96 words
A PROCESS FOR THE PRODUCTION OF SMOOTH 20-40% PROTEIN SLURRIES OF IMPROVED COLOR FROM MATERIAL CONTAINING VEGETABLE GLOBULIN AND COLORING MATTER OF INCREASED SOLUBILITY IN A CAUSTIC SODA SOLUTION HAVING A CONCENTRATION IN EXCESS OF 0.1% WHICH COMPRISES EXTRACTING THE VEGETABLE GLOBULIN FROM SAID VEGETABLE GLOBULIN CONTAINING MATERIAL WITH A CAUSTIC SODA SOLUTION HAVING A CONCENTRATION OF UP TO 0.1%, ACIDIFYING THE SOLUTION TO A PH OF ABOUT 3.5 THEREAFTER ADDING CAUSTIC ALKALI TO BRING THE ACIDIFIED SOLUTION TO THE ISOELECTRIC POINT THE CONCENTRATING THE MIXTURE SO PRODUCED IN A CONTINUOUSLY OPERATED HIGH SPEED CENTRIFUGAL MACHINE.
References Cited (Backward Citations)
US2230624A
Cited
US2377853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |