US3707441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing l-lysine by fermentation
Assignee: Ajinomoto Co Inc
•
Filing: 1970-03-09
•
Granted: 1972-12-26
•
Expires: 1990-03-09
Abstract
Abstract STRAINS OF GLUTAMIC ACID PRODUCING MICROORGANISMS OF THE GENERA BREVIBACTERIUM, CORYNEBACTERIUM, MICROBACTERIUM, AND MICROCOCCUS WHICH ARE CAPABLE OF GROWING AND FORMING COLONIES ON MINIMAL NUTRIENT MEDIA CONTAINING 1 MG./ML. S-(2-AMINOMTHYL)-L-CYSTEINE MONOHYDROCHLORIDE AND 1 MG./ML. L-THREONINE PRODUCE L-LYSINE IN CONVENTIONAL CULTURE MEDIA IN AMOUNTS LARGE ENOUGH TO WARRANT RECOVERY.
Inventors
- 👤 Isamu Shiio
- 👤 Konosuke Sano
- 👤 Shigeru Nakamori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:13
CPC Classifications
C; C12; C12P; C12P13/00; C12P13/04; C12P13/08; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/84; Y10S435/843; Y10S435/859; Y10S435/861
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-12-26 | 1976-06-26 | 1976-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-26 | 1980-06-26 | 1980-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-26 | 1984-06-26 | 1984-12-26 | $7700.00 | Window Closed / Lapsed |