Patent US83210A successfully refreshed from Google Patents.
Patent US3434880A successfully refreshed from Google Patents.
US3434880A
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Starch pastes of improved fluidity
Assignee: D'ETUDES CHIMIQUES POUR L'IND ET L'AGRICULTURE SOC
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Filing: 1966-05-27
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Granted: 1969-03-25
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Rene Kircher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:27
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/01; D06M15/03; D06M15/11; C; C08; C08B; C08B31/00; C08B31/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS FOR PREPARING STARCH PASTES OF IMPROVED FLUIDITY, SAID PROCESS CONSISTING ESSENTIALLY OF ADMIXING WITH AN AQUEOUS SLURRY OF RAW STARCH A VISCOSITY LOWERING AGENT CONSISTING ESSENTIALLY OF BROMITE SELECTED FROM THE GROUP CONSISTING OF AN ALKALI METAL BROMITE AND AN ALKALINE EARTH METAL BROMITE IN A QUANTITY NOT EXCEEDING 0.5% BY WEIGHT OF AVAILABLE BROMINE IN THE FORM OF BROMITE RELATIVE TO THE WEIGHT OF DRY STARCH TREATED AND AGITATING RESULTANT ALKALINE AQUEOUS SLURRY FOR A SUFFICIENT TIME TO LOWER THE PH OF THE SLURRY TO ABOUT 6-7.5
Claim 2
Dependent Claim
90 words
A PROCESS FOR PREPARING STARCH PASTES OF IMPROVED FLUIDITY, SAID PROCESS CONSISTING ESSENTIALLY OF ADMIXING WITH AN AQUEOUS SLURRY OF RAW STARCH A VISCOSITY LOWERING AGENT CONSISTING ESSENTIALLY OF BROMITE SELECTED FROM THE GROUP CONSISTING OF AN ALKALI METAL BROMITE AND AN ALKALINE EARTH METAL BROMITE IN A QUANTITY NOT EXCEEDING 0.5% BY WEIGHT OF AVAILABLE BROMINE IN THE FORM OF BROMITE RELATIVE TO THE WEIGHT OF DRY STARCH TREATED AND AGITATING RESULTANT ALKALINE AQUEOUS SLURRY FOR A SUFFICIENT TIME TO LOWER THE PH OF THE SLURRY TO ABOUT 6-7.5
References Cited (Backward Citations)
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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) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |