Patent US3873559A successfully refreshed from Google Patents.
US3873559A
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Heterocyclic carboxamido thiazolinyl indoles
Assignee: ER Squibb and Sons LLC
•
Filing: 1973-03-30
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Granted: 1975-03-25
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Expires: 1993-03-30
Abstract
Abstract Novel indoles having a thiazolinyl or thiazinyl group in the 1position and a heterocyclic carboxamido group in either the 5- or 6-position are useful as anti-inflammatory agents.
Inventors
- 👤 Venkatachala L Narayanan
- 👤 Rudiger D Haugwitz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:58
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
AN INDOLE HAVING THE FORMULA
Claim 2
Dependent Claim
5 words
AN INDOLE HAVING THE FORMULA
Claim 3
Dependent Claim
15 words
An indole in accordance with claim 1 wherein R2, R3, and R4 is each hydrogen.
Claim 4
Dependent Claim
11 words
An indole in accordance with claim 1 having the name N-(1-(2-thiazolin-2-yl)-5-indolyl)-4-thiazolecarboxamide.
References Cited (Backward Citations)
US3755316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-03-24 | 1978-09-23 | 1979-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-03-24 | 1982-09-23 | 1983-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-03-24 | 1986-09-23 | 1987-03-25 | $7700.00 | Window Closed / Lapsed |