Patent FR2383068A1 successfully refreshed from Google Patents.
US3582471A
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Method of producing threonine by fermentation
Assignee: Ajinomoto Co Inc
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Filing: 1968-06-26
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Granted: 1971-06-01
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Expires: 1988-06-26
Abstract
Abstract PRODUCING L-THERONINE WITH STAINS OF BREVIBACTERIUM FLAVUM AND CORYNEBACTERIUM ACETOACIDOPHILUM WHICH ARE RESISTANT TO A-AMINO-B-HYDROXYVALERIC ACID IN A CONVENTIONAL CULTURE MEDIUM SUBSTANTIALLY FREE OF L-HOMOSERINE.
Inventors
- 👤 Isamu Shiio
- 👤 Shigeru Nakamori
- 👤 Kounosuke Sano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:02
CPC Classifications
C; C12; C12P; C12P13/00; C12P13/04; C12P13/08; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/84; Y10S435/843
Claims Analysis
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References Cited (Backward Citations)
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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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |