US2705679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of potato food products
Assignee: Individual
•
Filing: 1949-11-15
•
Granted: 1955-04-05
•
Expires: 1969-11-15
Abstract
No abstract record available.
Inventors
- 👤 Francis P Griffiths
- 👤 Paul W Kilpatrick
- 👤 Winfred O Harrington
- 👤 Carl E Hendel
- 👤 Robert L Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:57
CPC Classifications
A; A23; A23L; A23L19/00; A23L19/10; A23L19/12; A23L19/18; A23P; A23P30/00; A23P30/30; A23P30/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A PROCESS FOR PREPARING READY-TO-EAT FOOD PRODUCTS WHICH COMPRISES ESTBLISHING AN UPWARDLY DIRECTED STREAM OF AIR HEATED TO A TEMPERATURE FROM ABOUT 120* C. TO ABOUT 160* C., FEEDING DICED POTATOES INTO THE BASE OF SAID STREAM, THE VELOCITY OF SAID STREAM BEING SUCH THAT THE DICE ARE TUMBLED ABOUT AND SUSPENDED BY THE AIR STREAM WHEREBY THE DICE ARE UNIFORMLY EXPANDED INTO HOLLOW SHELLS BY THE RAPID EVAPORATION OF MOISTURE AND ARE FURTHER COOKED AND AT LEAST PARTIALLY DRIED BY THE ACTION OF THE AIR STREAM, AND REMOVING THE PRODUCTS WHICH RISE TO THE TOP OF THE AIR STREAM AS THEIR DENSITY DECREASES
Claim 2
Dependent Claim
104 words
A PROCESS FOR PREPARING READY-TO-EAT FOOD PRODUCTS WHICH COMPRISES ESTBLISHING AN UPWARDLY DIRECTED STREAM OF AIR HEATED TO A TEMPERATURE FROM ABOUT 120* C. TO ABOUT 160* C., FEEDING DICED POTATOES INTO THE BASE OF SAID STREAM, THE VELOCITY OF SAID STREAM BEING SUCH THAT THE DICE ARE TUMBLED ABOUT AND SUSPENDED BY THE AIR STREAM WHEREBY THE DICE ARE UNIFORMLY EXPANDED INTO HOLLOW SHELLS BY THE RAPID EVAPORATION OF MOISTURE AND ARE FURTHER COOKED AND AT LEAST PARTIALLY DRIED BY THE ACTION OF THE AIR STREAM, AND REMOVING THE PRODUCTS WHICH RISE TO THE TOP OF THE AIR STREAM AS THEIR DENSITY DECREASES
References Cited (Backward Citations)
US648248A
Cited
US2005238A
Cited
US2101506A
Cited
US2419875A
Cited
US2386052A
Cited
US2401392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-04 | 1958-10-04 | 1959-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-04 | 1962-10-04 | 1963-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-04 | 1966-10-04 | 1967-04-05 | $7700.00 | Window Closed / Lapsed |