Patent US5949347A successfully refreshed from Google Patents.
Patent US3336192A successfully refreshed from Google Patents.
US3336192A
Expired / Lapsed
US
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Anthelmintic substituted benzimidazole compositions
Assignee: Merck and Co Inc
•
Filing: 1966-08-30
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Granted: 1967-08-15
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Expires: 1986-08-30
Abstract
No abstract record available.
Inventors
- 👤 Lewis H Sarett
- 👤 Horace D Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:13
CPC Classifications
C; C07; C07D; C07D417/00; C07D417/02; C07D417/04; A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/41; A61K31/415; C07D417/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
10 words
AN ANTHELMINTIC COMPOSITION COMPRISING AN ANTHELMINITIC COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
10 words
AN ANTHELMINTIC COMPOSITION COMPRISING AN ANTHELMINITIC COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US3155571A
Cited
US3192108A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-14 | 1971-02-13 | 1971-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-14 | 1975-02-13 | 1975-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-14 | 1979-02-13 | 1979-08-15 | $7700.00 | Window Closed / Lapsed |