Patent US3157634A successfully refreshed from Google Patents.
US3157634A
Expired / Lapsed
US
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Glucofuranosides and process for their preparation
Assignee: BASF Corp
•
Filing: 1959-12-30
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Granted: 1964-11-17
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Expires: 1979-12-30
Abstract
No abstract record available.
Inventors
- 👤 Druey Jean
- 👤 Huber Georg Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:03
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/18; A; A61; A61K; A61K31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A GLUCOFURANOSIDE OF THE FORMULA:
Claim 2
Dependent Claim
5 words
A GLUCOFURANOSIDE OF THE FORMULA:
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) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |