US2953493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Therapeutic compositions containing 1-hexyl 3, 7-dimethylxanthine and nicotinates
Assignee: CHEMISCHE WERKE ALBERT WIESBAD
•
Filing: 1957-04-02
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Granted: 1960-09-20
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Expires: 1977-04-02
Abstract
No abstract record available.
Inventors
- 👤 Schroeder Ernst
- 👤 Reiser Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:37
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; A61K31/505; A61K31/519; A61K31/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A THERAPEUTIC COMPOSITION COMPRISING-1-HEXYL 3,7DIMETHYLXANTHINE AND A NICOTINIC ACID COMPOUND SELECTED FROM THE GROUP CONSISTING OF NICOTINIC ACID AND ITS INORGANIC SALTS.
Claim 2
Dependent Claim
22 words
A THERAPEUTIC COMPOSITION COMPRISING-1-HEXYL 3,7DIMETHYLXANTHINE AND A NICOTINIC ACID COMPOUND SELECTED FROM THE GROUP CONSISTING OF NICOTINIC ACID AND ITS INORGANIC SALTS.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |