Patent US3562330A successfully refreshed from Google Patents.
US3562330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-phenoxy-4- and 5-phenyl-butyl and -pentyl-amines and salts
Assignee: Parke Davis and Co LLC
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Filing: 1968-07-18
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Granted: 1971-02-09
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Expires: 1988-07-18
Abstract
Abstract THE NOVEL AMINE COMPOUNDS, SPECIFICALLY 2-PHENOXY-4PHENYLBUTYLAMINE, 2-PHENOXY-5-PHENYLPENTYLAMINE AND THEIR ACID ADDITION SALTS, ARE PROVIDED BY CHEMICALLY REDUCING 2-PHENOXYPHENYLAMIDES (II): PHENYL-(CH2)N-CH(-O-C6H5)-CO-NH2 WHERE N IS 2 OR 3. THE PRODUCTS HAVE PHARMACOLOGICAL PROPERTIES AND ARE USEFUL ANTIARRHYTHMIC AGENTS.
Inventors
- 👤 Ivan C Nordin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:37
CPC Classifications
C; C07; C07C; C07C217/00; C07C217/54; C07C217/64
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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |