Patent US2543281A successfully refreshed from Google Patents.
US2543281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starch recovery
Assignee: General Mills Inc
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Filing: 1949-03-03
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Granted: 1951-02-27
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Expires: 1969-03-03
Abstract
No abstract record available.
Inventors
- 👤 Ferrin Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:16
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/04; C08B30/042; C08B30/046
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
PROCESS OF SEPARATING WHEAT STARCH FROM WHEAT MILL STARCH CONTAINING SMALL TRACES OF GLUTEN, WHICH COMPRISES SUBJECTING THE MILL STARCH TO CENTRIFUGAL SEPARATION, TAKING OFF AN UNDERFLOW HAVING A GRAVITY WITHIN THE APPROXIMATE RANGE OF 16-19* BAUME, DILUTING THIS UNDERFLOW TO A GRAVITY FROM 9-13* BAUME, AND SUBJECTING THE UNDERFLOW TO A SECOND CENTRIFUGAL SEPARATION AND TAKING OFF AN UNDERFLOW HAVING A GRAVITY OF FROM 17-21* BAUME AND WHICH IS SUBSTANTIALLY FREE FROM FIBER, AND AN OVERFLOW CONTAINING FIBER AND A SMALL AMOUNT OF STARCH.
Claim 2
Dependent Claim
85 words
PROCESS OF SEPARATING WHEAT STARCH FROM WHEAT MILL STARCH CONTAINING SMALL TRACES OF GLUTEN, WHICH COMPRISES SUBJECTING THE MILL STARCH TO CENTRIFUGAL SEPARATION, TAKING OFF AN UNDERFLOW HAVING A GRAVITY WITHIN THE APPROXIMATE RANGE OF 16-19* BAUME, DILUTING THIS UNDERFLOW TO A GRAVITY FROM 9-13* BAUME, AND SUBJECTING THE UNDERFLOW TO A SECOND CENTRIFUGAL SEPARATION AND TAKING OFF AN UNDERFLOW HAVING A GRAVITY OF FROM 17-21* BAUME AND WHICH IS SUBSTANTIALLY FREE FROM FIBER, AND AN OVERFLOW CONTAINING FIBER AND A SMALL AMOUNT OF STARCH.
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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) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |