US2961374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injectable pharmaceutical preparation, and a method of making same
Assignee: Individual
•
Filing: 1951-10-11
•
Granted: 1960-11-22
•
Expires: 1971-10-11
Abstract
No abstract record available.
Inventors
- 👤 Lieb Hans
- 👤 Kupelwieser Ernst
- 👤 Holasek Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:25
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0019; A61K9/0024; A61K47/00; A61K47/30; A61K47/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A PHARMACEUTICAL PREPARATION COMPRISING, IN AQUEOUS SOLUTION, A MIXTURE OF GELATINE AND FORMALDEHYDE, THE CONCENTRATION OF SAID GELATINE IN SAID SOLUTION BEING AT LEAST 10% AND THE CONCENTRATION OF FORMALDEHYDE AT LEAST 0.2%, SAID MIXTURE CONTAINING UNIFORMLY DISTRIBUTED THERETHROUGH A DRUG, SAID PREPARATION COAGULATING NOT LESS THAN ABOUT 6 MINUTES AFTER MIXING SAID GELATINE AND SAID FORMALDEHYDE TO A GELATIN GEL OF REDUCED SOLUBILITY IN WATER HAVING SAID DRUG UNIFORMLY DISTRIBUTED THROUGHOUT SAID GEL.
Claim 2
Dependent Claim
74 words
A PHARMACEUTICAL PREPARATION COMPRISING, IN AQUEOUS SOLUTION, A MIXTURE OF GELATINE AND FORMALDEHYDE, THE CONCENTRATION OF SAID GELATINE IN SAID SOLUTION BEING AT LEAST 10% AND THE CONCENTRATION OF FORMALDEHYDE AT LEAST 0.2%, SAID MIXTURE CONTAINING UNIFORMLY DISTRIBUTED THERETHROUGH A DRUG, SAID PREPARATION COAGULATING NOT LESS THAN ABOUT 6 MINUTES AFTER MIXING SAID GELATINE AND SAID FORMALDEHYDE TO A GELATIN GEL OF REDUCED SOLUBILITY IN WATER HAVING SAID DRUG UNIFORMLY DISTRIBUTED THROUGHOUT SAID GEL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |