US2729566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing dehydrated potatoes
Assignee: Individual
•
Filing: 1951-02-07
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Granted: 1956-01-03
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Expires: 1971-02-07
Abstract
No abstract record available.
Inventors
- 👤 Winfred O Harrington
- 👤 Rolland M Mccready
- 👤 Robert L Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 17:10
CPC Classifications
A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A PROCESS FOR PREPARING DEHYDRATED POTATOES OF SUPERIOR REHYDRATION PROPERTIES WHICH COMPRISES CUTTING RAW POTATOES INTO DISCRETE PIECES, COOKING THE CUT POTOES TO PRODUCE DISCRRETE PIECES OF COOKED POTATO IN WHICH THE CELLS ARE VIRTUALLY INTACT AND IN THEIR ORIGINAL POSITIONS, RAPIDLY FREEZING THE COOKED, CUT POTATOES, THEN THAWING THE FROZEN POTATOES AT SUCH A RATE THAT THE POTATO TISSUE IS MAINTAINING IN THE TEMPERATURE RANGE FROM ABOUT 28* F. TO ABOUT 32* F. FOR AT LEAST 15 MINUTES THEREBY TO CAUSE THE CELLS TO SHRINK AND DEHYDRRATING THE THAWED POTATOES.
Claim 2
Dependent Claim
91 words
A PROCESS FOR PREPARING DEHYDRATED POTATOES OF SUPERIOR REHYDRATION PROPERTIES WHICH COMPRISES CUTTING RAW POTATOES INTO DISCRETE PIECES, COOKING THE CUT POTOES TO PRODUCE DISCRRETE PIECES OF COOKED POTATO IN WHICH THE CELLS ARE VIRTUALLY INTACT AND IN THEIR ORIGINAL POSITIONS, RAPIDLY FREEZING THE COOKED, CUT POTATOES, THEN THAWING THE FROZEN POTATOES AT SUCH A RATE THAT THE POTATO TISSUE IS MAINTAINING IN THE TEMPERATURE RANGE FROM ABOUT 28* F. TO ABOUT 32* F. FOR AT LEAST 15 MINUTES THEREBY TO CAUSE THE CELLS TO SHRINK AND DEHYDRRATING THE THAWED POTATOES.
References Cited (Backward Citations)
US2278472A
Cited
US2523552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-02 | 1959-07-04 | 1960-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-02 | 1963-07-04 | 1964-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-02 | 1967-07-04 | 1968-01-03 | $7700.00 | Window Closed / Lapsed |