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Patent US3817832A successfully refreshed from Google Patents.
US3817832A
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Process for isomerizing glucose to fructose
Assignee: Stabra AG
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Filing: 1972-09-25
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Granted: 1974-06-18
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Expires: 1992-09-25
Abstract
Abstract PROCESS OF ENZYMATICALLY CONVERTING GLUCOSE TO FRUCTOSE WHEREIN A GLUCOSE-CONTAINING SOLUTION IS PASSED, UNDER SPECIFIC CONDITIONS, THROUGH A BED OF CELLS OF MICROORGANISMS CONTAINING CELL BOUND GLUCOSE ISOMERASE, SAID BED HAVING A DEPTH TO WIDTH RATIO OF LESS THAN ABOUT 2.
Inventors
- 👤 Norman E Lloyd
- 👤 Leonard T Lewis
- 👤 Robert M Logan
- 👤 Dilip N Patel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:59
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/24; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/83
Claims Analysis
Total Claims: 0
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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) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |