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Patent US3242684A successfully refreshed from Google Patents.
US3242684A
Expired / Lapsed
US
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Freezing foodstuffs
Assignee: FISKERIDIREKTORATETS KJEMISK T
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Filing: 1965-01-26
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Granted: 1966-03-29
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Expires: 1985-01-26
Abstract
No abstract record available.
Inventors
- 👤 Sola Einar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:03
CPC Classifications
A; A23; A23B; A23B4/00; A23B4/06; A23B4/062; A23B4/064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A CONTINUOUS FOODSTUFF FREEZING PROCESS WHICH COMPRISES THE STEPS OF (A) FILLING AN OPEN ENDED PASSAGE CONSISTING OF A PACKING ZONE AND A FREEZING ZONE SEPARATED BY A HEATING ZONE, BY INTRODUCING IRREGULARLY SHAPED PIECES OF FOOD INTO ITS FEED END WHILE ITS OPPOSITE DISCHARGE END IS TEMPORARILY CLOSED, (B) PACKING SAID PIECES TOGETHER AND FREEZING THE PACKED FOOD OCCUPYING THE FREEZING ZONE TO FORM A FROZEN FOOD BLOCK, (C) HEATING THE BLOCK IN THE FREEZING ZONE SO AS TO THAW SAID BLOCK LOOSE THEREFROM, (D) DISPLACING SAID BLOCK THROUGH SAID DISCHARGE END TO A POSITION AT WHICH ITS OUTER END IS SUPPORTED AND SIMULTANEOUSLY RE-FILLING THE FREEZING ZONE WITH THE PACKED FOOD PREVIOUSLY OCCUPYING THE FREEZING ZONE, (E) PARTIALLY FREEZING AT LEAST A PORTION OF THE CONTENTS OF THE FREEZING ZONE, SEPARATING AND REMOVING SAID FOOD BLOCK AND RE-INTRODUCING AND PACKING TOGETNER FURTHER PIECES OF FOOD IN THE PACKING ZONE WHILE WHOLLY FREEZING THE CONTENTS OF THE FREEZING ZONE TO FORM A FURTHER FROZEN FOOD BLOCK, AND (F) REPEATING PROCESS STEPS (A), (D) AND (E).
Claim 2
Dependent Claim
176 words
A CONTINUOUS FOODSTUFF FREEZING PROCESS WHICH COMPRISES THE STEPS OF (A) FILLING AN OPEN ENDED PASSAGE CONSISTING OF A PACKING ZONE AND A FREEZING ZONE SEPARATED BY A HEATING ZONE, BY INTRODUCING IRREGULARLY SHAPED PIECES OF FOOD INTO ITS FEED END WHILE ITS OPPOSITE DISCHARGE END IS TEMPORARILY CLOSED, (B) PACKING SAID PIECES TOGETHER AND FREEZING THE PACKED FOOD OCCUPYING THE FREEZING ZONE TO FORM A FROZEN FOOD BLOCK, (C) HEATING THE BLOCK IN THE FREEZING ZONE SO AS TO THAW SAID BLOCK LOOSE THEREFROM, (D) DISPLACING SAID BLOCK THROUGH SAID DISCHARGE END TO A POSITION AT WHICH ITS OUTER END IS SUPPORTED AND SIMULTANEOUSLY RE-FILLING THE FREEZING ZONE WITH THE PACKED FOOD PREVIOUSLY OCCUPYING THE FREEZING ZONE, (E) PARTIALLY FREEZING AT LEAST A PORTION OF THE CONTENTS OF THE FREEZING ZONE, SEPARATING AND REMOVING SAID FOOD BLOCK AND RE-INTRODUCING AND PACKING TOGETNER FURTHER PIECES OF FOOD IN THE PACKING ZONE WHILE WHOLLY FREEZING THE CONTENTS OF THE FREEZING ZONE TO FORM A FURTHER FROZEN FOOD BLOCK, AND (F) REPEATING PROCESS STEPS (A), (D) AND (E).
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |