US2734844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injectable penicillin repository prepara-
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
•
Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:14
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/41; A61K31/425; A61K31/429; A61K31/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
AN INJECTABLE ANTIBIOTIC PREPARATION CAPABLE OF MAINTAINING EFFECTIVE THERAPEUTIC BLOOD LEVELS OVER AN EXTENDED PERIOD OF TIME WHICH COMPRISES PARTICLES OF A THERAPEUTIC SALT OF PENICILLIN COATED WITH A GEL COMPRISING AN INNOCUOUS NON-TOXIC OIL DISSOLVED IN A FERRIC SALT OF A HIGHER FATTY ACID, THE COATED PARTICLES BEING DISPERSED IN AN INNOCUOUS NON-TOXIC OIL, THE AMOUNT OF FERRIC SALT RANGING FROM 1 TO 10% BY WEIGHT OF THE TOTAL AMOUNT OF INNOCUOUS NON-TOXIC OIL.
Claim 2
Dependent Claim
75 words
AN INJECTABLE ANTIBIOTIC PREPARATION CAPABLE OF MAINTAINING EFFECTIVE THERAPEUTIC BLOOD LEVELS OVER AN EXTENDED PERIOD OF TIME WHICH COMPRISES PARTICLES OF A THERAPEUTIC SALT OF PENICILLIN COATED WITH A GEL COMPRISING AN INNOCUOUS NON-TOXIC OIL DISSOLVED IN A FERRIC SALT OF A HIGHER FATTY ACID, THE COATED PARTICLES BEING DISPERSED IN AN INNOCUOUS NON-TOXIC OIL, THE AMOUNT OF FERRIC SALT RANGING FROM 1 TO 10% BY WEIGHT OF THE TOTAL AMOUNT OF INNOCUOUS NON-TOXIC OIL.
References Cited (Backward Citations)
US2507193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |