US3012944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enzyme preparation
Assignee: Unilever Bestfoods North America
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Filing: 1960-04-08
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Granted: 1961-12-12
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Expires: 1980-04-08
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Armbruster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:35
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/14; C12N9/24; C12N9/2402; C12N9/2405; C12N9/2408; C12N9/2411; C12N9/2428; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/911; Y10S435/913; Y10S435/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
PROCESS FOR THE PRODUCTION OF GLYCAMYLASE WHICH COMPRISES FERMENTING A NUTRIENT MEDIUM WITH THE ORGANISM, ASPERGILLUS NIGER MUSTANT ARMBRUSTER C-14 ATCC 13497, SAID ORGANISM BEING CHARACTERIZED BY THE PRODUTION, UNDER COMPARABLE CONDITIONS OF CULTIVATION, OF AT LEAST ABOUT TWICE AS MUCH GLUCAMYLASE AS THAT PRODUCED BY THE STRAINS ASPERGILLUS NIGER NRRL 330 AND NRRL 337, AND OF AN ENZYME MIXTURE HAVING A SUBSTANTIALLY POWER TRANSGLUCOSIDASE:GLUCAMYLASE RATIO THAN THAT OF THE ENZYME MIXTURE PRODUCED BY THE STRAIN ASPERGILLUS NIGER NRRL 330 AND NRRL 337.
Claim 2
Dependent Claim
83 words
PROCESS FOR THE PRODUCTION OF GLYCAMYLASE WHICH COMPRISES FERMENTING A NUTRIENT MEDIUM WITH THE ORGANISM, ASPERGILLUS NIGER MUSTANT ARMBRUSTER C-14 ATCC 13497, SAID ORGANISM BEING CHARACTERIZED BY THE PRODUTION, UNDER COMPARABLE CONDITIONS OF CULTIVATION, OF AT LEAST ABOUT TWICE AS MUCH GLUCAMYLASE AS THAT PRODUCED BY THE STRAINS ASPERGILLUS NIGER NRRL 330 AND NRRL 337, AND OF AN ENZYME MIXTURE HAVING A SUBSTANTIALLY POWER TRANSGLUCOSIDASE:GLUCAMYLASE RATIO THAN THAT OF THE ENZYME MIXTURE PRODUCED BY THE STRAIN ASPERGILLUS NIGER NRRL 330 AND NRRL 337.
References Cited (Backward Citations)
US2881115A
Cited
US2893921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-11 | 1965-06-12 | 1965-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-11 | 1969-06-12 | 1969-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-11 | 1973-06-12 | 1973-12-12 | $7700.00 | Window Closed / Lapsed |