Patent US3690948A successfully refreshed from Google Patents.
US3690948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making high d.e. fructose containing syrups
Assignee: Busch Industrial Products Corp
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Filing: 1970-08-31
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Granted: 1972-09-12
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Expires: 1990-08-31
Abstract
Abstract A LINE OF FRUCTOSE-CONTAINING, WATER WHITE, ASH-FREE, HIGH D.E. SYRUPS IS MADE BY RESIN ISOMERIZATION UTILIZING A MACRORETICULAR RESIN IN THE OH-FORM. THE HIGH DEXTROSE (95%) FEED IS RECIRCULATED THROUGH A STRONG BASE ANION MACRORETICULAR RESIN COLUMN AND THEN PASSED THROUGH A STRONG ACID CATION COLUMN.
Inventors
- 👤 Edward Katz
- 👤 Irving Ehrenthal
- 👤 Barrett L Scallet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:56
CPC Classifications
C; C13; C13K; C13K11/00
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) | 1975-09-12 | 1976-03-13 | 1976-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-09-12 | 1980-03-13 | 1980-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-09-12 | 1984-03-13 | 1984-09-12 | $7700.00 | Window Closed / Lapsed |