Patent US3218335A successfully refreshed from Google Patents.
US3218335A
Expired / Lapsed
US
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Antibiotic compounds
Assignee: LAB PRO TER SpA
•
Filing: 1963-11-08
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Granted: 1965-11-16
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Expires: 1983-11-08
Abstract
No abstract record available.
Inventors
- 👤 Scevola Muzio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:41
CPC Classifications
C; C07; C07C; C07C233/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
5 words
ANTIBIOTIC COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
CA513248A
Cited
US2734919A
Cited
US2837513A
Cited
US2824877A
Cited
US2997471A
Cited
US3104240A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |