US3573070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for preparing dehydrated potatoes
Assignee: Uncle Ben's Inc
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Filing: 1967-11-09
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Granted: 1971-03-30
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Expires: 1987-11-09
Abstract
Abstract THE PRESENT INVENTION RELATES TO METHODS FOR DEHYDRATING WHITE POTATOES WHEREBY AN ENTIRE POTATO MAY BE PROCESSED WITHOUT FORMATION OF HARD, VITREOUS MATERIAL THUS PROMOTING QUICK REHYDRATION. GENERALLY, THE METHOD INCLUDES INTITIAL PREPARATION OF THE POTATO SUCH AS PEELING, TRIMMING AND SLICING WITH APPROPRIATE CHEMICAL RINSING FOLLOWED BY COOKING TO GELATINIZE THE SLICES; COOLING, FREEZING, FREEZE DRYING; AND AIR DRYING. IN ALTERNATIVE EM- BODIMENTS, PRIOR TO COOKING THE CUT PIECES MAY BE SUBJECTED TO DENSITY FRACTIONATION WITH ISOLATION OF THE HEAVIER PIECES FOR FURTHER PROCESSING BY COOKING, COOLING, FREEZING AND AIR DRYING.
Inventors
- 👤 John C Smith
- 👤 David A Butler
- 👤 Jerry J Opella
- 👤 Glen D Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:45
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/90; A23B2/92; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-29 | 1974-09-28 | 1975-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-29 | 1978-09-28 | 1979-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-29 | 1982-09-28 | 1983-03-30 | $7700.00 | Window Closed / Lapsed |