US2704260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dehydration of potatoes by diffusion
Assignee: Individual
•
Filing: 1953-10-23
•
Granted: 1955-03-15
•
Expires: 1973-10-23
Abstract
No abstract record available.
Inventors
- 👤 Edward G Heisler
- 👤 Ann S Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:53
CPC Classifications
A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A PROCESS OF DEHDRATING COOKING MASHED POTATO COMPRISING MIXING THE POTATO WITH ABOUT 0.5 TO 1 PART OF ETHANOL PER PART OF POTATO THUS TO FORM A SEMILIQUID SLURRY PLACING THE SLURRY IN A REGENERATED CELLULOSE FILM CONTAINER HAVING A WALL THICKNESS OF ABOUT 1 TO 2 MILS, EXPOSING SAID CONTINER TO A CURRENT OF AIR FOR A SUFFICIENT TIME TO PERMIT DIFFUSION THROUGH THE WALLS OF THE CONTAINER AND EVAPORATION OF AT LEAST ABOUT 60% OF THE WATER IN THE SLURRY, AND RECOVERING THE POTATO SOLIDS FROM THE SLURRY.
Claim 2
Dependent Claim
90 words
A PROCESS OF DEHDRATING COOKING MASHED POTATO COMPRISING MIXING THE POTATO WITH ABOUT 0.5 TO 1 PART OF ETHANOL PER PART OF POTATO THUS TO FORM A SEMILIQUID SLURRY PLACING THE SLURRY IN A REGENERATED CELLULOSE FILM CONTAINER HAVING A WALL THICKNESS OF ABOUT 1 TO 2 MILS, EXPOSING SAID CONTINER TO A CURRENT OF AIR FOR A SUFFICIENT TIME TO PERMIT DIFFUSION THROUGH THE WALLS OF THE CONTAINER AND EVAPORATION OF AT LEAST ABOUT 60% OF THE WATER IN THE SLURRY, AND RECOVERING THE POTATO SOLIDS FROM THE SLURRY.
References Cited (Backward Citations)
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Cited
US1934677A
Cited
US2358869A
Cited
US2420517A
Cited
US2522560A
Cited
US2572761A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-14 | 1958-09-13 | 1959-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-14 | 1962-09-13 | 1963-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-14 | 1966-09-13 | 1967-03-15 | $7700.00 | Window Closed / Lapsed |