US3567470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milk sterilization process
Assignee: GROVER W MCELROY
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Filing: 1968-06-24
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Granted: 1971-03-02
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Expires: 1988-06-24
Abstract
Abstract A SINGLE FLOW HIGH TEMPERATURE AND SHORT TIME MILK STERILIZATION PROCESS IN WHICH RAW MILK IS FIRST TREATED IN STANDARD PRESSES OF THE TYPE NORMALLY USED FOR PASTEURIZATION AND THEREAFTER IS PASSED THROUGH COUNTERFLOW HEAT EXHANGERS WHEREIN THE MILK IS GRADUALLY RAISED TO STERILIZATION TEMPERATURES. THE MILK IS VACUUM TREATED AFTER PASTEURIZATION AND AFTER STERILIZATION AND IS MAINTAINED UNDER PRESSURE WHILE IT IS PASSED THROUGH THE STERILIZATION HEAT EXCHANGERS.
Inventors
- 👤 Grover W Mcelroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:33
CPC Classifications
A; A23; A23B; A23B11/00; A23B11/10; A23B11/12; A23B11/13; A23B11/133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |