Patent US3085049A successfully refreshed from Google Patents.
US3085049A
Expired / Lapsed
US
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Process for producing vitamin b12 and antibiotics
Assignee: Joh A Benckiser GmbH
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Filing: 1960-09-28
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Granted: 1963-04-09
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Expires: 1980-09-28
Abstract
No abstract record available.
Inventors
- 👤 Rudy Hermann
- 👤 Rauch Johann
- 👤 Dietrich Karl Rolf
- 👤 Constabel Christa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:45
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/26; C12P19/28; C12P19/42; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/827; Y10S435/832; Y10S435/837; Y10S435/842; Y10S435/85; Y10S435/853; Y10S435/856; Y10S435/872; Y10S435/874; Y10S435/885; Y10S435/886; Y10S435/896; Y10S435/897; Y10S435/902; Y10S435/904; Y10S435/911; Y10S435/913; Y10S435/917; Y10S435/939
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
IN A PROCESS OF MICROBIOLOGICALLY PRODUCING VITAMIN B12, THE STEPS WHICH COMPRISES MIXING THE MOLASSES RSIDUE FROM MOLASSES FERMENTATION PROCESSES WITH A MICROORGANMYCELIUM, THE GROWTH OF BACTERIA, AND THEIR AUTOLYSATES, TTHERMOLYSATES, PLASMOLYSATES, CYTOLYSTATES, AND HYDROLYTHERRMOLYSATES, PLASMOLYSATES, CYTOLYSATES, AND HYDROLYSTATES, ADJJUSTING THE PH-VALUE OF THE RESULTING MIXTURE TO A PH BETWEEN ABOUT 5.5 AND ABOUT 7.0, STERILINZING THE RESULTING NUTRIENT MEDIUM, INOCULTING THE MEDIUM WITH A CULTURE OF PROPIONIBACTERIA, AND CULTIVATING SAID PROPIONIBACTERIA UNDER SUBSTANTIALLY ANAEROBIC CONITIONS ON SAID NUTRIENT MEDIUM AT A TEMPERATURE BETWEEN ABOUT 25*C. AND ABOUT 35*C. UNTIL SUBSTANTIALLY NO MORE VITAMIN B12 IS FORMED.
Claim 2
Dependent Claim
97 words
IN A PROCESS OF MICROBIOLOGICALLY PRODUCING VITAMIN B12, THE STEPS WHICH COMPRISES MIXING THE MOLASSES RSIDUE FROM MOLASSES FERMENTATION PROCESSES WITH A MICROORGANMYCELIUM, THE GROWTH OF BACTERIA, AND THEIR AUTOLYSATES, TTHERMOLYSATES, PLASMOLYSATES, CYTOLYSTATES, AND HYDROLYTHERRMOLYSATES, PLASMOLYSATES, CYTOLYSATES, AND HYDROLYSTATES, ADJJUSTING THE PH-VALUE OF THE RESULTING MIXTURE TO A PH BETWEEN ABOUT 5.5 AND ABOUT 7.0, STERILINZING THE RESULTING NUTRIENT MEDIUM, INOCULTING THE MEDIUM WITH A CULTURE OF PROPIONIBACTERIA, AND CULTIVATING SAID PROPIONIBACTERIA UNDER SUBSTANTIALLY ANAEROBIC CONITIONS ON SAID NUTRIENT MEDIUM AT A TEMPERATURE BETWEEN ABOUT 25*C. AND ABOUT 35*C. UNTIL SUBSTANTIALLY NO MORE VITAMIN B12 IS FORMED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-08 | 1966-10-08 | 1967-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-08 | 1970-10-08 | 1971-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-08 | 1974-10-08 | 1975-04-09 | $7700.00 | Window Closed / Lapsed |