US2497420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of lactalbumin
Assignee: JBS USA LLC
•
Filing: 1945-12-19
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Granted: 1950-02-14
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Expires: 1965-12-19
Abstract
No abstract record available.
Inventors
- 👤 Everette C Scott
- 👤 George W Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:40
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/20; A23J1/205; A23V; A23V2002/00; Y; Y10; Y10S; Y10S530/00; Y10S530/827; Y10S530/833
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
IN THE PROCESS OF SEPARATING LACTALBUMIN FROM WHEY AS LARGE FLOATING COHESIVE CLUMPS, READILY SEPARATE FROM THE WHEY AND CHARACTERIZED BY GOOD DRAINING PROPERTIES, THE STEPS WHICH COMPRISE ADJUSTING THE ACIDITY OF WHEY, CALCULATED AS LACTIC ACID, TO A POINT BETWEEN 0.07 PER CENT AND 0.12 PER CENT WHEREBY COAGULATION OF LACTALBUMIN IS INHIBITED WITHIN THE HEAT-COAGULABLE TEMPERATURE RANGE OF LACTALBUMIN, HEATING THE SO TREATED WHEY TO WITHIN THE SAID HEAT-COAGULABLE TEMPERATURE RANGE OF LACTALBUMIN, ADJUSTING THE ACIDITY OF THE HEATED WHEY AS LACTIC ACID WHILE AT SAID HEAT-COAGULABLE TEMPERATURE TO AN AMOUNT WITHIN THE RANGE OF 0.15 PER CENT TO ABOUT 0.30 PER CENT BY ADDING THE CALCULATED AMOUNT OF ACID TO THE QUIESCENT WHEY WITH A MINIMUM OF AGITATION, WHEREBY THE LACTALBUMIN IS SUDDENLY PRECIPITATED IN LARGE FLOATING CLUMPS.
Claim 2
Dependent Claim
131 words
IN THE PROCESS OF SEPARATING LACTALBUMIN FROM WHEY AS LARGE FLOATING COHESIVE CLUMPS, READILY SEPARATE FROM THE WHEY AND CHARACTERIZED BY GOOD DRAINING PROPERTIES, THE STEPS WHICH COMPRISE ADJUSTING THE ACIDITY OF WHEY, CALCULATED AS LACTIC ACID, TO A POINT BETWEEN 0.07 PER CENT AND 0.12 PER CENT WHEREBY COAGULATION OF LACTALBUMIN IS INHIBITED WITHIN THE HEAT-COAGULABLE TEMPERATURE RANGE OF LACTALBUMIN, HEATING THE SO TREATED WHEY TO WITHIN THE SAID HEAT-COAGULABLE TEMPERATURE RANGE OF LACTALBUMIN, ADJUSTING THE ACIDITY OF THE HEATED WHEY AS LACTIC ACID WHILE AT SAID HEAT-COAGULABLE TEMPERATURE TO AN AMOUNT WITHIN THE RANGE OF 0.15 PER CENT TO ABOUT 0.30 PER CENT BY ADDING THE CALCULATED AMOUNT OF ACID TO THE QUIESCENT WHEY WITH A MINIMUM OF AGITATION, WHEREBY THE LACTALBUMIN IS SUDDENLY PRECIPITATED IN LARGE FLOATING CLUMPS.
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) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |