Patent US3704168A successfully refreshed from Google Patents.
US3704168A
Expired / Lapsed
US
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Process for the crystallization of glucose,fructose,or mixture of glucose and fructose
Assignee: Aska Pharmaceutical Co Ltd
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Filing: 1970-06-02
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Granted: 1972-11-28
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Expires: 1990-06-02
Abstract
Abstract A PROCESS FOR THE CRYSTALLIZATION OF GLUCOSE, FRUCTOSE, OR A MIXTURE OF THE TWO, WHICH IS CHARACTERIZED IN THAT THE CRYSTALLIZATION IS PERFORMED IN THE PRESENCE OF A COMBINATION MEDIUM OF A LIQUID POLYHYDRIC ALCOHOL AND LIQUID MONOHYDRIC ALCOHOL AS THE CRYSTALLIZATION MEDIUM.
Inventors
- 👤 Kazuo Hara
- 👤 Mistunobu Samoto
- 👤 Masanobu Sawai
- 👤 Shiro Nakamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:21
CPC Classifications
C; C08; C08B; C08B37/00
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) | 1975-11-28 | 1976-05-29 | 1976-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-28 | 1980-05-29 | 1980-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-28 | 1984-05-29 | 1984-11-28 | $7700.00 | Window Closed / Lapsed |