US4348480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for producing glucose isomerase
Assignee: Genencor International Indiana Inc
•
Filing: 1980-06-04
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Granted: 1982-09-07
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Expires: 2000-06-04
Abstract
Abstract A novel glucose isomerase enzyme useful for the conversion of glucose to fructose can be prepared by growing under aerobic conditions a culture of Bacillus licheniformis ATCC 31604 in a medium containing appropriate nutrients and then recovering the enyzme therefrom.
Inventors
- 👤 Charles E. Brownewell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:39
CPC Classifications
C; C12; C12N; C12N9/00; C12N9/90; C12N9/92; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/836
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A process for the production of a glucose isomerase comprising growing under aerobic conditions a culture of Bacillus licheniformis ATCC 31604 in a medium containing appropriate nutrients and then recovering the enzyme therefrom.
Claim 2
Dependent Claim
33 words
A process for the production of a glucose isomerase comprising growing under aerobic conditions a culture of Bacillus licheniformis ATCC 31604 in a medium containing appropriate nutrients and then recovering the enzyme therefrom.
References Cited (Backward Citations)
US3826714A
Cited
US3979261A
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US3956066A
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US4061539A
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US4283496A
Cited
US4255521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-09-06 | 1986-03-08 | 1986-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-06 | 1990-03-08 | 1990-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-06 | 1994-03-08 | 1994-09-07 | $7700.00 | Window Closed / Lapsed |