US3309406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-t-butylamino-3-phenoxy-2-propanols
Assignee: Individual
•
Filing: 1965-03-24
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Granted: 1967-03-14
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Expires: 1985-03-24
Abstract
No abstract record available.
Inventors
- 👤 Kunz Wilhelm
- 👤 Jacobi Haireddin
- 👤 Koch Conrad
- 👤 Raymond J Geus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:54
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/13; A61K31/135
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
27 words
A CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF A FREE BASE AND ITS NONTOXIC SALTS FORMED WITH PHARMACEUTICALLY ACCEPTABLE ACIDS, SAID FREE BASE HAVING THE STRUCTURE:
Claim 2
Dependent Claim
27 words
A CHEMICAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF A FREE BASE AND ITS NONTOXIC SALTS FORMED WITH PHARMACEUTICALLY ACCEPTABLE ACIDS, SAID FREE BASE HAVING THE STRUCTURE:
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) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |