US2741574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable aqueous injectable procaine hydrochloride aminophylline preparation
Assignee: STRONG COBB AND Co Inc
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Filing: 1951-10-30
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Granted: 1956-04-10
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Expires: 1971-10-30
Abstract
No abstract record available.
Inventors
- 👤 Robert F Prindle
- 👤 Virginia M Blackard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:10
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/06; A61K47/08; A61K47/10; A61K9/00; A61K9/0012; A61K9/0019
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
79 words
AN AMINOPHYLLINE PREPARATION SUITABLE FOR INTRAMUSCULAR INJECTION WITH SUBSTANTIALLY FREEDOM FROM PAIN DUE TO INJECTION AND CHARACTERIZED BY PROLONGED KEEPING QUALITIES, THE ESSENTIAL ACTIVE COMPONENTS OF WHICH ARE AMINOPHYLLINE AND PROCAINE HYDROCHLORIDE IN THE CONVENTIONAL AMOUNTS COMMONLY EMPLOYED IN THE TREATMENT OF CORONARY DISEASE AND ALLIED CONDITIONS TOGETHER WITH APPROXIMATELY 1-2% OF BENZYL ALCOHOL, THE AMINOPHYLLINE AND PROCAINE HYDROCHLORIDE BEING PRESENT IN A COMPATIBLE AND STABLE CONDITION SUBSTANTIALLY UNIFORMLY DISTRIBUTED THROUGHOUT THE SOLUTION AND IN COMBINATION PHYSICOCHEMICALLY AND THERAPEUTICALLY.
References Cited (Backward Citations)
US2190749A
Cited
US2187597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |