Patent US2586072A successfully refreshed from Google Patents.
US2586072A
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Preparation of diacetyl with butter cultures
Assignee: Armour and Co
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Filing: 1947-06-21
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Granted: 1952-02-19
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Expires: 1967-06-21
Abstract
No abstract record available.
Inventors
- 👤 Marcoux Melvin Wayne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:37
CPC Classifications
A; A23; A23C; A23C9/00; A23C9/12; A23C9/123; A23C9/1236; C; C12; C12P; C12P7/00; C12P7/24; C12P7/26; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
IN A PROCESS FOR THE PREPARATION OF DIACETYL, THE STEPS OF INOCULATING MILK WITH STREPTOCOCCUS DIACETYLACTIS, AND INCUBATING THE MIXTURE OF A TEMPERATURE OF FROM 75-80* F. FOR A PERIOD LESS THAN 1I HOURS ADN UNTIL AT LEAST A TITRATABLE ACIDITY OF ABOUT 0.55% LACTIC ACID IS PRESENT.
Claim 2
Dependent Claim
48 words
IN A PROCESS FOR THE PREPARATION OF DIACETYL, THE STEPS OF INOCULATING MILK WITH STREPTOCOCCUS DIACETYLACTIS, AND INCUBATING THE MIXTURE OF A TEMPERATURE OF FROM 75-80* F. FOR A PERIOD LESS THAN 1I HOURS ADN UNTIL AT LEAST A TITRATABLE ACIDITY OF ABOUT 0.55% LACTIC ACID IS PRESENT.
References Cited (Backward Citations)
US2196239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |