US3214438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
3-substituted indoles
Assignee: Pharmacia and Upjohn Co
•
Filing: 1963-10-14
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Granted: 1965-10-26
•
Expires: 1983-10-14
Abstract
No abstract record available.
Inventors
- 👤 Gilbert A Youngdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:27
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/04; C07D209/10; C07D209/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 1-(2-DIETHYLAMINOETHYL)-3-(1-METHYL-2-PYRROLIDINYL)INDOLE FREE BASE AND DIHYDROCHLORIDE THEREOF.
Claim 2
Dependent Claim
14 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF 1-(2-DIETHYLAMINOETHYL)-3-(1-METHYL-2-PYRROLIDINYL)INDOLE FREE BASE AND DIHYDROCHLORIDE THEREOF.
References Cited (Backward Citations)
US3109844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |