Patent US3183235A successfully refreshed from Google Patents.
US3183235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-[3-, 2-, and 1-indolyl-lower-alkanoyl] piperidines
Assignee: STWB Inc
•
Filing: 1961-06-27
•
Granted: 1965-05-11
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Expires: 1981-06-27
Abstract
No abstract record available.
Inventors
- 👤 Bernard L Zenitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:10
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
4 - AMINOCARBAMYL - 1 - (B-(3 - INDOLYL) PROPIONYL) PIPERIDINE.
Claim 2
Dependent Claim
5 words
A COMPOUND HAVING THE FORMULA
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US3072530A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-05-10 | 1968-11-09 | 1969-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-10 | 1972-11-09 | 1973-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-10 | 1976-11-09 | 1977-05-11 | $7700.00 | Window Closed / Lapsed |