US3159495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the sterilization of flour
Assignee: Procter and Gamble Co
•
Filing: 1962-12-31
•
Granted: 1964-12-01
•
Expires: 1982-12-31
Abstract
No abstract record available.
Inventors
- 👤 Cornelis H Japikse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:03
CPC Classifications
A; A21; A21D; A21D6/00; A21D6/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A METHOD OF TREATING FLOUR WHICH COMPRISES THE STEPS OF FORMING IN THE PRESENCE OF AN EFFECTIVE AMOUNT OF AN EMULSIFYING AGENT A SUBSTANTIALLY STABLE, GENERALLY UNIFORM DISPERSION IN A GLYCERIDIC MATERIAL OF WATER IN THE AMOUNT OF ABOUT 8-12% BY WEIGHT OF THE FLOUR TO BE TREATED, ADMIXING TO SAID DISPERSION THE FLOUR TO BE TREATED IN THE RATIO BY WEIGHT OF FLOUR TO SAID GLYCERIDIC MATERIAL OF ABOUT 3:1-1:2, HEATING THE MIXTURE THUS PRODUCED AT A TEMPERATURE AND FOR A TIME SUFFICIENT TO DESTROY AT LEAST THE NON-SPOREFORMING MICROORGANISMS PRESENT THEREIN, AND THEREAFTER COOLING THE MIXTURE TO A TEMPERATURE AT LEAST BELOW THE DEGRADATION POINT OF STARCH.
Claim 2
Independent Claim
109 words
A METHOD OF TREATING FLOUR WHICH COMPRISES THE STEPS OF FORMING IN THE PRESENCE OF AN EFFECTIVE AMOUNT OF AN EMULSIFYING AGENT A SUBSTANTIALLY STABLE, GENERALLY UNIFORM DISPERSION IN A GLYCERIDIC MATERIAL OF WATER IN THE AMOUNT OF ABOUT 8-12% BY WEIGHT OF THE FLOUR TO BE TREATED, ADMIXING TO SAID DISPERSION THE FLOUR TO BE TREATED IN THE RATIO BY WEIGHT OF FLOUR TO SAID GLYCERIDIC MATERIAL OF ABOUT 3:1-1:2, HEATING THE MIXTURE THUS PRODUCED AT A TEMPERATURE AND FOR A TIME SUFFICIENT TO DESTROY AT LEAST THE NON-SPOREFORMING MICROORGANISMS PRESENT THEREIN, AND THEREAFTER COOLING THE MIXTURE TO A TEMPERATURE AT LEAST BELOW THE DEGRADATION POINT OF STARCH.
References Cited (Backward Citations)
GB191021478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-12-01 | 1968-06-01 | 1968-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-12-01 | 1972-06-01 | 1972-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-12-01 | 1976-06-01 | 1976-12-01 | $7700.00 | Window Closed / Lapsed |