US3558616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-alkanoyl or benzoyl-3-tertiaryamino alkoxy-benzothiophenes
Assignee: Hassle AB
•
Filing: 1969-11-10
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Granted: 1971-01-26
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Expires: 1989-11-10
Abstract
Abstract BENZOTHIOPHENE DERIVATIVES HAVING THE STRUCTURAL FORMULA DESCRIBED BELOW, A METHOD FOR THEIR PREPARATION AND PHARMACEUTICAL PREPARATIONS CONTAINING THEM. THESE PREPARATIONS ARE USEFUL AS ANALGESIC, ANTIPYRETIC, ANTIINFLAMMATORY ANTITUSSIVE AGENTS, AS LOCAL ANAESTHETICS AND ANTISPASMODIC AND ANTIHISTAMINIC AGENTS. THEY HAVE THESE PROPERTIES COMBINED WITH RELATIVELY LOW TOXICITY. THEY MAY THEREFORE, BE USED FOR THE RELIEF OF PAIN, INFLAMMATION, PYRESIS OF VARIOUS ORIGINS, OR TUSSIVE IRRITATION.
Inventors
- 👤 Arne Elof Brandstrom
- 👤 Stig Ake Ingemar Carlsson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:49
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/50; C07D333/52; C07D333/62; C07D333/64; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/55
Claims Analysis
Total Claims: 0
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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) | 1974-01-25 | 1974-07-27 | 1975-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-25 | 1978-07-27 | 1979-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-25 | 1982-07-27 | 1983-01-26 | $7700.00 | Window Closed / Lapsed |