US3274208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for preparing 2-thiazolylbenzimidazole compounds
Assignee: Merck and Co Inc
•
Filing: 1965-08-30
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Granted: 1966-09-20
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Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 Robert E Jones
- 👤 Gal George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:02
CPC Classifications
C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/56
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
THE PROCESS FOR MAKING A 2-SUBSTITUTED BENZIMIDAZOLE OF THE FORMULA
Claim 2
Dependent Claim
10 words
THE PROCESS FOR MAKING A 2-SUBSTITUTED BENZIMIDAZOLE OF 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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |