US2607766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lactalbumin purification
Assignee: JBS USA LLC
•
Filing: 1949-05-23
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Granted: 1952-08-19
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Expires: 1969-05-23
Abstract
No abstract record available.
Inventors
- 👤 James D Ingle
- 👤 Raymond T Stahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:34
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
59 words
A METHOD FOR PURIFYING LACTALBUMIN, WHICH COMPRISES; TREATING DESTABILIZED LACTALBUMIN CONTAINING WATER-INSOLUBLE CALCIUM AND MAGNESIUM IMPURITIES WITH ACIDIFIED WATER HAVING A PH OF FROM ABOUT 2.0 TO ABOUT 5.0 AT A TEMPERATURE BETWEEN 100* F. AND 170* F. TO SOLUBILIZE THE WATERINSOLUBLE IMPURITIES CONTAINED IN SAID LACTALBUMIN, AND REMOVING SAID ACIDIFIED WATER CONTAINING SAID SOLUBILIZED IMPURITIES FROM SAID LACTALBUMIN.
Claim 2
Independent Claim
59 words
A METHOD FOR PURIFYING LACTALBUMIN, WHICH COMPRISES; TREATING DESTABILIZED LACTALBUMIN CONTAINING WATER-INSOLUBLE CALCIUM AND MAGNESIUM IMPURITIES WITH ACIDIFIED WATER HAVING A PH OF FROM ABOUT 2.0 TO ABOUT 5.0 AT A TEMPERATURE BETWEEN 100* F. AND 170* F. TO SOLUBILIZE THE WATERINSOLUBLE IMPURITIES CONTAINED IN SAID LACTALBUMIN, AND REMOVING SAID ACIDIFIED WATER CONTAINING SAID SOLUBILIZED IMPURITIES FROM SAID LACTALBUMIN.
References Cited (Backward Citations)
US2278670A
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US2377853A
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US2423773A
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US2468730A
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US2497420A
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US2494148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |