Patent US4169198A successfully refreshed from Google Patents.
US4169198A
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2-Deoxyfortimicin B
Assignee: Abbott Laboratories
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Filing: 1977-12-21
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Granted: 1979-09-25
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Expires: 1997-12-21
Abstract
Abstract A new fortimicin antibiotic, 2-deoxyfortimicin B, intermediates useful in the preparation of the compound, methods of making and using the compound and compositions containing 2-deoxyfortimicin B.
Inventors
- 👤 Jerry R. Martin
- 👤 John S. Tadanier
- 👤 Paulette Collum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:34
CPC Classifications
C; C07; C07H; C07H15/00; C07H15/20; C07H15/22; C07H15/222; C07H15/224; A; A61; A61P; A61P31/00; A61P31/04; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
2-Deoxyfortimicin B or a pharmaceutically acceptable salt thereof.
Claim 2
Dependent Claim
8 words
2-Deoxyfortimicin B or a pharmaceutically acceptable salt thereof.
References Cited (Backward Citations)
US3931400A
Cited
US3976768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-09-24 | 1983-03-26 | 1983-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-09-24 | 1987-03-26 | 1987-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-09-24 | 1991-03-26 | 1991-09-25 | $7700.00 | Window Closed / Lapsed |