Patent US3287461A successfully refreshed from Google Patents.
US3287461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indolylethylpiperideine derivatives
Assignee: NEISLER LAB Inc
•
Filing: 1963-08-30
•
Granted: 1966-11-22
•
Expires: 1983-08-30
Abstract
No abstract record available.
Inventors
- 👤 Gray Allan Poe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:56
CPC Classifications
C; C07; C07D; C07D401/00; C07D401/02; C07D401/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
13 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (I) COMPOUNDS OF THE FORMULA:
Claim 2
Dependent Claim
13 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (I) COMPOUNDS OF THE FORMULA:
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |