Patent FR1115486A successfully refreshed from Google Patents.
US3079283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacturing starch and by-products from potatoes, cassava roots, and the like
Assignee: Stamicarbon BV
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Filing: 1961-02-16
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Granted: 1963-02-26
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Expires: 1981-02-16
Abstract
No abstract record available.
Inventors
- 👤 Hubert H Dreissen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:55
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/04; C08B30/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
PROCESS FOR MANUFACTURING STARCH AND BY-PRODUCTS FROM POTATOES, CASSAVA ROOTS, AND THE LIKE, COMPRISING THE STEPS OF: GRATING THE RAW MATERIALS TO FORM A PULP; SEPARATING THE PULP INTO AN UNDERSIZE STARCH FRACTION AND AN OVERSIZE FIBRE FRACTION IN A SCREENING STATION HAVING FIRST AND SECOND SCREENING PARTS WHICH INCLUDE SUCCESSIVE SCREENING STAGES, EACH OF THE SCREENING STAGES BEING FORMED BY SIEVE BENDS HAVING SLOT WIDTHS OF SUCH DIMENSIONS THAT A SEPARATION IS EFFECTED OF THOSE PARTS WHOSE MAXIMUM DIMENSIONS ARE THE ORDER OF MAGNITUDE OF THOSE OF THE LARGEST STARCH GRANULES; SCREENING THE PULP IN THE FIRST SCREENING PART; SUBJECTING AT LEAST PART OF THE SAID OVERFLOW FRACTION TO A SECOND GRATING OPERATION; SCREENING THE GRATED COARSE FRACTION AND THE FINE FRACTION IN THE SECOND SCREENING PART; AND SUPPLYING A COUNTER-CURRENT OF WASH WATER TO THE FINAL STAGE OF THE SECOND SCREENING PART.
Claim 2
Dependent Claim
144 words
PROCESS FOR MANUFACTURING STARCH AND BY-PRODUCTS FROM POTATOES, CASSAVA ROOTS, AND THE LIKE, COMPRISING THE STEPS OF: GRATING THE RAW MATERIALS TO FORM A PULP; SEPARATING THE PULP INTO AN UNDERSIZE STARCH FRACTION AND AN OVERSIZE FIBRE FRACTION IN A SCREENING STATION HAVING FIRST AND SECOND SCREENING PARTS WHICH INCLUDE SUCCESSIVE SCREENING STAGES, EACH OF THE SCREENING STAGES BEING FORMED BY SIEVE BENDS HAVING SLOT WIDTHS OF SUCH DIMENSIONS THAT A SEPARATION IS EFFECTED OF THOSE PARTS WHOSE MAXIMUM DIMENSIONS ARE THE ORDER OF MAGNITUDE OF THOSE OF THE LARGEST STARCH GRANULES; SCREENING THE PULP IN THE FIRST SCREENING PART; SUBJECTING AT LEAST PART OF THE SAID OVERFLOW FRACTION TO A SECOND GRATING OPERATION; SCREENING THE GRATED COARSE FRACTION AND THE FINE FRACTION IN THE SECOND SCREENING PART; AND SUPPLYING A COUNTER-CURRENT OF WASH WATER TO THE FINAL STAGE OF THE SECOND SCREENING PART.
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) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |