US3071492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rendering starch hydrophobic and free flowing
Assignee: Standard Brands Inc
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Filing: 1953-10-07
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Granted: 1963-01-01
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Expires: 1973-10-07
Abstract
No abstract record available.
Inventors
- 👤 Kenneth P Satterly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:58
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08K5/5406
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A METHOD OF TREATING STARCH TO RENDER IT HYDROPHPBIC AND FREE FLOWING COMPRISING FORMING A WATER SLURRY OF STARCH, ADDING A WATER SOLUTION OF MONO-SOFIUM METHYL SILICONATE TO SAID SLURRY, AND MIXING IT THEREINTO WITH THE SILICONATE PRESENT IN THE MIXTURE IN A PROPORTION OF BETWEEN .01% ANDD 1.0% BASED ON THE DRY WEIGHT OF THE STARCH, HEATING THE MIXTURE TO A TEMPERATURE ABOVE 120* F. BUT BELOW THE GELATINIZATION TEMPERATURE OF THE STARCH FOR AT LEAST A HALF HOUR, FILTERING THE TREATED SLURRY AT THE END OF THE HEATING PERIOD, AND SUBSEQUENTLY DRYING AND PULVERIZING THE DRIED FILTERED STARCH PRODUCT.
Claim 2
Independent Claim
101 words
A METHOD OF TREATING STARCH TO RENDER IT HYDROPHPBIC AND FREE FLOWING COMPRISING FORMING A WATER SLURRY OF STARCH, ADDING A WATER SOLUTION OF MONO-SOFIUM METHYL SILICONATE TO SAID SLURRY, AND MIXING IT THEREINTO WITH THE SILICONATE PRESENT IN THE MIXTURE IN A PROPORTION OF BETWEEN .01% ANDD 1.0% BASED ON THE DRY WEIGHT OF THE STARCH, HEATING THE MIXTURE TO A TEMPERATURE ABOVE 120* F. BUT BELOW THE GELATINIZATION TEMPERATURE OF THE STARCH FOR AT LEAST A HALF HOUR, FILTERING THE TREATED SLURRY AT THE END OF THE HEATING PERIOD, AND SUBSEQUENTLY DRYING AND PULVERIZING THE DRIED FILTERED STARCH PRODUCT.
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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |