US2701205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterilization of foods
Assignee: Kooperativa Forbundet Forening UPA
•
Filing: 1951-10-02
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Granted: 1955-02-01
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Expires: 1971-10-02
Abstract
No abstract record available.
Inventors
- 👤 Ekelund Einar Ansgarius
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:17
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/20; A23B2/203
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A STERILIZING METHOD COMPRISING INTRODUCING HERMETICALLY SEALED CONTAINERS OF FOOD STUFFS CONTINUOUSLY INTO A CHAMBER CONTAINING A NON-CONDENSING GAS AND PASSING THE CONTAINERS PROGRESSIVELY THROUGH THE CHAMBER, STIRRING THE CONTENTS OF THE CONTAINERS AS THEY PASS THROUGH THE CHAMBER, HEATING THE NON-CONDENSING GAS AND CIRCULATING IT IN THE CHAMBER AT A SPEED OF AT LEAST 5 METERS PER SECOND IN A CLOSED CYCLE INCLUDING THE MOVING CONTAINERS AND THEREBY STERILIZING THE FOOD STUFFS AT A TEMPERATURE BETWEEN 80* AND 150*C., AND CONTINUOUSLY REMOVING THE CONTAINERS OF STERILIZED FOOD STUFFS FROM THE CHAMBER.
Claim 2
Dependent Claim
92 words
A STERILIZING METHOD COMPRISING INTRODUCING HERMETICALLY SEALED CONTAINERS OF FOOD STUFFS CONTINUOUSLY INTO A CHAMBER CONTAINING A NON-CONDENSING GAS AND PASSING THE CONTAINERS PROGRESSIVELY THROUGH THE CHAMBER, STIRRING THE CONTENTS OF THE CONTAINERS AS THEY PASS THROUGH THE CHAMBER, HEATING THE NON-CONDENSING GAS AND CIRCULATING IT IN THE CHAMBER AT A SPEED OF AT LEAST 5 METERS PER SECOND IN A CLOSED CYCLE INCLUDING THE MOVING CONTAINERS AND THEREBY STERILIZING THE FOOD STUFFS AT A TEMPERATURE BETWEEN 80* AND 150*C., AND CONTINUOUSLY REMOVING THE CONTAINERS OF STERILIZED FOOD STUFFS FROM THE CHAMBER.
References Cited (Backward Citations)
US1596606A
Cited
US1709481A
Cited
US2000514A
Cited
US2472970A
Cited
US2539505A
Cited
US2607698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |