US2827381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sterile concentrated milk
Assignee: Continental Can Co Inc
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Filing: 1952-12-19
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Granted: 1958-03-18
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Expires: 1972-12-19
Abstract
No abstract record available.
Inventors
- 👤 John M Boyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:29
CPC Classifications
A; A23; A23C; A23C1/00; A23C1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
THE CONTINUOUS PROCESS OF CONCENTRATING WHOLE MILK TO FROM ONE QUARTER TO ONE THIRD OF ITS ORIGINAL VOLUME WHICH CONSISTS IN DE-AERATING RAW WHOLE MILK AND FLASH HEATING TO FROM 120*F. TO 180*F. UNTIL THE BUTTER-FAT IS MELTED, HOMOGENIZING THE HEATED MILK, FLASH HEATING THE MILK BY BRINGING ITS TEMPERATURE UP TO A RANGE WITHIN FROM 250*F. TO FIVE MINUTES OR TO 300*F. MOMENTARILY, EVAPORATING THE MILK UNDER REDUCED PRESSURE AND UNDER ASEPTIC CONDITIONS AT LESS THAN 140*F., COOLING THE STERILE MILK AND FILLING AND SEALING THE CONCENTRATED STERILE MILK UNDER ASEPTIC CONDITIONS INTO STERILIZED CONTAINERS WITHOUT FURTHER HEAT TREATMENT.
Claim 2
Dependent Claim
100 words
THE CONTINUOUS PROCESS OF CONCENTRATING WHOLE MILK TO FROM ONE QUARTER TO ONE THIRD OF ITS ORIGINAL VOLUME WHICH CONSISTS IN DE-AERATING RAW WHOLE MILK AND FLASH HEATING TO FROM 120*F. TO 180*F. UNTIL THE BUTTER-FAT IS MELTED, HOMOGENIZING THE HEATED MILK, FLASH HEATING THE MILK BY BRINGING ITS TEMPERATURE UP TO A RANGE WITHIN FROM 250*F. TO FIVE MINUTES OR TO 300*F. MOMENTARILY, EVAPORATING THE MILK UNDER REDUCED PRESSURE AND UNDER ASEPTIC CONDITIONS AT LESS THAN 140*F., COOLING THE STERILE MILK AND FILLING AND SEALING THE CONCENTRATED STERILE MILK UNDER ASEPTIC CONDITIONS INTO STERILIZED CONTAINERS WITHOUT FURTHER HEAT TREATMENT.
References Cited (Backward Citations)
US2604403A
Cited
US2553783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-17 | 1961-09-16 | 1962-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-17 | 1965-09-16 | 1966-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-17 | 1969-09-16 | 1970-03-18 | $7700.00 | Window Closed / Lapsed |