Patent US2881115A successfully refreshed from Google Patents.
US2881115A
Expired / Lapsed
US
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Production of amyloglucosidase
Assignee: Primary Products Ingredients Americas LLC
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Filing: 1954-05-21
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Granted: 1959-04-07
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Expires: 1974-05-21
Abstract
No abstract record available.
Inventors
- 👤 Liggett Robert Winston
- 👤 Wayne C Mussulman
- 👤 Delmar F Rentshler
- 👤 Ziffer Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:16
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
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
THE PROCESS OF PRODUCING AMYLOGLUCOSIDASE WHICH COMPRISES THE SUBMERGED CULTIVATION OF A CULTURE OF ASPERGILLUS PHOENICS SELECTED FROM THE GROUP CONSISTING OF ATCC 13. 156 AND ATCC 13, 157 IN A NUTRIENT MEDUIM CONTAINING ASSIMILABLE SOURCES OF NITROGEN, CARBON AND NUTRIENT MINERALS.
Claim 2
Dependent Claim
42 words
THE PROCESS OF PRODUCING AMYLOGLUCOSIDASE WHICH COMPRISES THE SUBMERGED CULTIVATION OF A CULTURE OF ASPERGILLUS PHOENICS SELECTED FROM THE GROUP CONSISTING OF ATCC 13. 156 AND ATCC 13, 157 IN A NUTRIENT MEDUIM CONTAINING ASSIMILABLE SOURCES OF NITROGEN, CARBON AND NUTRIENT MINERALS.
References Cited (Backward Citations)
US2531999A
Cited
US2557078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-06 | 1962-10-06 | 1963-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-06 | 1966-10-06 | 1967-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-06 | 1970-10-06 | 1971-04-07 | $7700.00 | Window Closed / Lapsed |