Patent US2776279A successfully refreshed from Google Patents.
US2776279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Benzimidazole-penicillin salt
Assignee: Grünenthal GmbH
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Filing: 1954-01-14
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Granted: 1957-01-01
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Expires: 1974-01-14
Abstract
No abstract record available.
Inventors
- 👤 Miuckter Heinrich
- 👤 Jansen Erich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:08
CPC Classifications
C; C07; C07D; C07D499/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
THE NEW SUBSTANTIALLY WATER INSOLUBLE PENICILLIN SALT OF 1-P-CHLORO BENZYL-2-N-PYRROLIDYL METHYL BENZIMIDAZOLE, SAID SALT, ON ADMINISTRATION, EXHIBITING PROLONGED PENICILLIN ACTION AND BEING READILY TOLERATED.
Claim 2
Dependent Claim
24 words
THE NEW SUBSTANTIALLY WATER INSOLUBLE PENICILLIN SALT OF 1-P-CHLORO BENZYL-2-N-PYRROLIDYL METHYL BENZIMIDAZOLE, SAID SALT, ON ADMINISTRATION, EXHIBITING PROLONGED PENICILLIN ACTION AND BEING READILY TOLERATED.
References Cited (Backward Citations)
US2683711A
Cited
FR1084467A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |