US3106512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of tetracycline base in dry form with glucono delta lactone
Assignee: Olin Corp
•
Filing: 1961-07-19
•
Granted: 1963-10-08
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Expires: 1981-07-19
Abstract
No abstract record available.
Inventors
- 👤 John A Hill
- 👤 Gilman N Cyr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:22
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/65; A61K47/00; A61K47/06; A61K47/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
AN ANTIBIOTIC COMPOSITION IN DRY FORM COMPRISING TETRACYCLINE BASE AND GLUCONO DELTA LACTONE.
Claim 2
Dependent Claim
13 words
AN ANTIBIOTIC COMPOSITION IN DRY FORM COMPRISING TETRACYCLINE BASE AND GLUCONO DELTA LACTONE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-10-07 | 1967-04-08 | 1967-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-07 | 1971-04-08 | 1971-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-07 | 1975-04-08 | 1975-10-08 | $7700.00 | Window Closed / Lapsed |