Patent US3408389A successfully refreshed from Google Patents.
US3408389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-aminoalkyl-amino-indanes and salts thereof
Assignee: ER Squibb and Sons LLC
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Filing: 1964-07-27
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Granted: 1968-10-29
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 Bernstein Jack
- 👤 Ervin R Spitzmiller
- 👤 Herman A Bruson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:33
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/04; C07D295/12; C07D295/125; C07D295/13; C07D295/14; C07D295/145; C07D295/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
8 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF
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) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |