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US3711489A
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Certain 8,9-dihydro(3,4,7,8)cycloocta(1,2-d)imidazoles
Assignee: Pfizer Inc
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Filing: 1971-03-31
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Granted: 1973-01-16
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Expires: 1991-03-31
Abstract
Abstract 2 - SUBSTITUTED DIBENZO(B,F)THIEPIN(4,5-D)- AND DIBENZO(3,4,7,8)CYCLOOCTA(1,2 - D)IMIDAZOLES AND THE PHARMACEUTICALLY ACCEPTABLE ACID ADDITION SALTS THEREOF, A NOVEL CLASS OF ANTIFLAMMATORY AGENT.
Inventors
- 👤 J Lombardino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:05
CPC Classifications
C; C07; C07D; C07D235/00; C07D235/02; A; A61; A61K; A61K47/00; A61K47/06; A61K47/26; A61K9/00; A61K9/0087; A61K9/0095; A61K9/10; A61K9/14; A61K9/141; A61K9/146; A61K9/20; A61K9/2004; A61K9/2013; A61K9/2018; A61K9/2022; A61K9/205; A61K9/2059; A61K9/48; A61K9/4841; A61K9/4858; A61K9/4866; C07C; C07C323/00; C07C51/00; C07C51/08; C07C51/09; C07C57/00; C07C57/30; C07C57/38; C07C63/00; C07C63/33; C07C63/331; C07D495/00; C07D495/02; C07D495/04
Claims Analysis
Total Claims: 0
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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) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |