Patent US3840538A successfully refreshed from Google Patents.
US3840538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-(4',6'-dichloro-s-triazin-2-ylcarbamoyl)-2-methoxycarbonylamino-benzimidazole
Assignee: Novartis Corp
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Filing: 1973-04-04
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Granted: 1974-10-08
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Expires: 1993-04-04
Abstract
Abstract 1. 1-(4'',6''-DICHLORO - TRIAZINE - 2'' - YLCARBAMOYL)-2-METHOXY CARBONYLAMINO-BENZIMIDAZOLE HAVING THE FORMULA 1-((4,6-DI(CL-)-S-TRIAZIN-2-YL)-NH-CO-),2-(H3C-OOC-NH-)- BENZIMIDAZOLE
Inventors
- 👤 A Hubele
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:21
CPC Classifications
C; C07; C07D; C07D403/00; C07D403/02; C07D403/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
1-(4'',6''-DICHLORO - TRIAZINE - 2'' - YLCARBAMOYL)-2-METHOXY CARBONYLAMINO-BENZIMIDAZOLE HAVING THE FORMULA
Claim 2
Dependent Claim
11 words
1-(4'',6''-DICHLORO - TRIAZINE - 2'' - YLCARBAMOYL)-2-METHOXY CARBONYLAMINO-BENZIMIDAZOLE HAVING 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) | 1977-10-07 | 1978-04-08 | 1978-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-07 | 1982-04-08 | 1982-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-07 | 1986-04-08 | 1986-10-08 | $7700.00 | Window Closed / Lapsed |