US2556322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing starch
Assignee: Alfa Laval Holdings Amsterdam AB
•
Filing: 1948-04-15
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Granted: 1951-06-12
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Expires: 1968-04-15
Abstract
No abstract record available.
Inventors
- 👤 Eckers Carl Goran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:35
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/04; C08B30/042; C08B30/044
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN THE PRODUCTION OF STARCH, PARTICULARLY MAIZE STARCH, IN WHICH A SUSPENSION OF WATER, FIBRES, STARCH GRAINS AND UNDISSOLVED PROTEINS IS CENTRIFUGALLY SEPARATED INTO A COMPONENT COMPRISING WATER AND THE MAIN PORTION OF THE PROTEINS AND PART OF THE STARCH CONCENTRATE AND SOME PONENT COMPRISING A STARCH CONCENTRATE TO A ENTRAINED IMPURITIES, THE IMPROVEMENT WHICH COMPRISES SUBJECTING THE STARCH CONCENTRATE TO A MECHANICAL DISINTEGRATING ACTION TO AT LEAST PARTIALLY DISINTEGRATE AND LIBERATE CELL PARTS AND PROTEIN AGGLOMERATES ACCOMPANYING THE STARCH GRAINS, AND SUBJECTING THE CONCENTRATE THUS TREATED TO A SEPARATING OPERATION TO REMOVE SOLID IMPURITIES FROM THE STARCH.
Claim 2
Dependent Claim
98 words
IN THE PRODUCTION OF STARCH, PARTICULARLY MAIZE STARCH, IN WHICH A SUSPENSION OF WATER, FIBRES, STARCH GRAINS AND UNDISSOLVED PROTEINS IS CENTRIFUGALLY SEPARATED INTO A COMPONENT COMPRISING WATER AND THE MAIN PORTION OF THE PROTEINS AND PART OF THE STARCH CONCENTRATE AND SOME PONENT COMPRISING A STARCH CONCENTRATE TO A ENTRAINED IMPURITIES, THE IMPROVEMENT WHICH COMPRISES SUBJECTING THE STARCH CONCENTRATE TO A MECHANICAL DISINTEGRATING ACTION TO AT LEAST PARTIALLY DISINTEGRATE AND LIBERATE CELL PARTS AND PROTEIN AGGLOMERATES ACCOMPANYING THE STARCH GRAINS, AND SUBJECTING THE CONCENTRATE THUS TREATED TO A SEPARATING OPERATION TO REMOVE SOLID IMPURITIES FROM THE 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) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |