Patent US3454586A successfully refreshed from Google Patents.
US3454586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-heteroaryl 6,7-dimethoxy-3-indole-carbonitriles and derivatives thereof
Assignee: Janssen Pharmaceuticals Inc
•
Filing: 1967-04-28
•
Granted: 1969-07-08
•
Expires: 1987-04-28
Abstract
No abstract record available.
Inventors
- 👤 John T Suh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:20
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3415; C08K5/3417; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/32; C07D207/33; C07D207/337; C07D209/00; C07D209/02; C07D209/04; C07D209/30; C07D209/42; C07D211/00; C07D211/04; C07D211/68; C07D211/70; C07D213/00; C07D213/02; C07D213/04; C07D213/24; C07D213/54; C07D213/57; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/54; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/24; C07D333/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |