US2906671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of producing gibberellic acid by cultivation of gibberella fujikuroi
Assignee: Imperial Chemical Industries Ltd
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Filing: 1958-01-31
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Granted: 1959-09-29
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Expires: 1978-01-31
Abstract
No abstract record available.
Inventors
- 👤 Borrow Antony
- 👤 Jefferys Edward Garstang
- 👤 Nixon Ian Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:53
CPC Classifications
C; C12; C12P; C12P27/00; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/929
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A METABOLIC PROCESS FOR THE PRODUCTION OF GIBBERELLIC ACID BY CULTIVATING AN ACTIVE STRAIN OF GIBBERELLA FUJIKUROI AND CHECKING ACTIVE GROWTIH TO THEREBY PROMOTE GIBBERELLIC ACID PRODUCTION, WHEREIN CARBON AVAILABILITY IS MAINTAINED DURING THE GIBBERELLIC ACID PRODUCTION STAGE BY ADDING A SOURCE OF CARBON TO THE MEDIUM.
Claim 2
Dependent Claim
47 words
A METABOLIC PROCESS FOR THE PRODUCTION OF GIBBERELLIC ACID BY CULTIVATING AN ACTIVE STRAIN OF GIBBERELLA FUJIKUROI AND CHECKING ACTIVE GROWTIH TO THEREBY PROMOTE GIBBERELLIC ACID PRODUCTION, WHEREIN CARBON AVAILABILITY IS MAINTAINED DURING THE GIBBERELLIC ACID PRODUCTION STAGE BY ADDING A SOURCE OF CARBON TO THE MEDIUM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |