US3152142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzimidazole compounds
Assignee: Dow Chemical Co
•
Filing: 1962-05-24
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Granted: 1964-10-06
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Expires: 1982-05-24
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Moyle
- 👤 Diomed M Chern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:55
CPC Classifications
C; C07; C07D; C07D235/00; C07D235/02; C07D235/04; C07D235/06; C07D235/08; Y; Y10; Y10S; Y10S424/00; Y10S424/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A BENZIMIDAZOLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS HAVING THE FORMULA
Claim 2
Dependent Claim
14 words
A BENZIMIDAZOLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) COMPOUNDS HAVING THE FORMULA
References Cited (Backward Citations)
DE1064951B
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-10-06 | 1968-04-06 | 1968-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-06 | 1972-04-06 | 1972-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-06 | 1976-04-06 | 1976-10-06 | $7700.00 | Window Closed / Lapsed |