US3677902A
Expired / Lapsed
US
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Preparation of amyloglucosidase
Assignee: Novo Terapeutisk Laboratorium AS
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Filing: 1966-06-21
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Granted: 1972-07-18
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Expires: 1986-06-21
Abstract
Abstract A PROCESS OF PRODUCING AMYLOGLUCOSIDASE FREE OF ANY DETECTABLE AMOUNTS OF TRANSGLUCOSIDASE WHEREIN A STRAIN OF ASPERGILLUS NIGER V. TIEGHEM SELECTED FROM THE GROUP CBS NO. 262.65, CBS NO. 263.65 AND CBS NO. 103.66 OR A NATURAL OR ARTIFICAL MUTANT OR VARIANT THEREOF IS SUBJECTED TO SUBMERGED GROWTH IN A NUTRIENT MEDIUM.
Inventors
- 👤 Knud Aunstrup
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:43
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/24; C12N9/2402; C12N9/2405; C12N9/2408; C12N9/2411; C12N9/2428; G; G09; G09F; G09F13/00; G09F13/18; G09F2013/184; G09F2013/185; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/913; Y10S435/917; Y10S435/939
Claims Analysis
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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) | 1975-07-18 | 1976-01-17 | 1976-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-18 | 1980-01-17 | 1980-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-18 | 1984-01-17 | 1984-07-18 | $7700.00 | Window Closed / Lapsed |