US3880868A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-(Substituted amino) quinolizinium bromides
Assignee: ATK Launch Systems LLC
•
Filing: 1972-08-07
•
Granted: 1975-04-29
•
Expires: 1992-08-07
Abstract
Abstract 2-(Substituted amino) quinolizinium bromides are useful antiinflammatory agents.
Inventors
- 👤 Robert J Alaimo
- 👤 Marvin M Goldenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:25
CPC Classifications
C; C09; C09B; C09B43/00; C09B43/11; C07; C07D; C07D455/00; C07D455/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
4 words
THE COMPOUND 2-(MTRIFLUOROMETHYLANILINO)QUINOLIZINIUM BROMIDE.
Claim 2
Dependent Claim
4 words
THE COMPOUND 2-(MTRIFLUOROMETHYLANILINO)QUINOLIZINIUM BROMIDE.
References Cited (Backward Citations)
US3517019A
Cited
US3780048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-28 | 1978-10-28 | 1979-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-28 | 1982-10-28 | 1983-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-28 | 1986-10-28 | 1987-04-29 | $7700.00 | Window Closed / Lapsed |