Patent US3282331A successfully refreshed from Google Patents.
US3282331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for reconstituting frozen foods
Assignee: Individual
•
Filing: 1964-04-16
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Granted: 1966-11-01
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Expires: 1984-04-16
Abstract
No abstract record available.
Inventors
- 👤 Lawrence H Foster
- 👤 Harold C Bush
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:44
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/04; A47J37/044; A23; A23B; A23B2/00; A23B2/80; A23B2/82; A47J39/00; A47J39/003; F; F25; F25D; F25D11/00; F25D11/04; F25D23/00; F25D23/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
157 words
IN A UNIT FOR THAWING FROZEN FOODS, THE COMBINATION OF, A CABINET, A REFRIGERATION SYSTEM INCLUDING AN EVAPORATOR TO MAINTAIN THE AIR IN SAID CABINET AT A PREDETERMINED TEMPERATURE, MEANS TO SUPPLY IMPULSES OF RADIANT HEAT TO FOOD WITHIN SAID CABINET TO RAISE THE TEMPERATURE OF THE FOOD FROM A SUBFREEZING TEMPERATURE TO ABOVE THE THAWING TEMPERATURE WITH EACH IMPULSE OF HEAT BEING DELIVERED TO THE FOOD IN A TIME CYCLE WHICH INCLUDES A PERIOD DURING WHICH HEAT DELIVERED TO THE OUTER SURFACE OF THE FOOD PASSES TO THE INTERIOR OF THE FOOD, AND CONVEYOR MEANS TO PASS FOOD THROUGH SAID CABINET IN A CONTROLLED MANNER, SAID CONVEYOR MEANS BEING ARRANGED TO MOVE THE FOODS AT A PREDETERMINED RATE AND FOR A SELECTED DISTANCE PAST SAID MEANS TO SUPPLY IMPULSES OF RADIANT HEAT WHEREBY SAID CONVEYOR MEANS ACTS AS TIMER MEANS TO DETERMINE THE TIME DURING WHICH THE FOOD IS SUBJECTED TO THE IMPULSES OF RADIANT HEAT.
Claim 2
Dependent Claim
157 words
IN A UNIT FOR THAWING FROZEN FOODS, THE COMBINATION OF, A CABINET, A REFRIGERATION SYSTEM INCLUDING AN EVAPORATOR TO MAINTAIN THE AIR IN SAID CABINET AT A PREDETERMINED TEMPERATURE, MEANS TO SUPPLY IMPULSES OF RADIANT HEAT TO FOOD WITHIN SAID CABINET TO RAISE THE TEMPERATURE OF THE FOOD FROM A SUBFREEZING TEMPERATURE TO ABOVE THE THAWING TEMPERATURE WITH EACH IMPULSE OF HEAT BEING DELIVERED TO THE FOOD IN A TIME CYCLE WHICH INCLUDES A PERIOD DURING WHICH HEAT DELIVERED TO THE OUTER SURFACE OF THE FOOD PASSES TO THE INTERIOR OF THE FOOD, AND CONVEYOR MEANS TO PASS FOOD THROUGH SAID CABINET IN A CONTROLLED MANNER, SAID CONVEYOR MEANS BEING ARRANGED TO MOVE THE FOODS AT A PREDETERMINED RATE AND FOR A SELECTED DISTANCE PAST SAID MEANS TO SUPPLY IMPULSES OF RADIANT HEAT WHEREBY SAID CONVEYOR MEANS ACTS AS TIMER MEANS TO DETERMINE THE TIME DURING WHICH THE FOOD IS SUBJECTED TO THE IMPULSES OF RADIANT HEAT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |