Patent US3823155A successfully refreshed from Google Patents.
US3823155A
Expired / Lapsed
US
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Imidazoline derivatives with diuretic properties
Assignee: Gist Brocades NV
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Filing: 1971-12-20
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Granted: 1974-07-09
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Expires: 1991-12-20
Abstract
Abstract IMIDAZOLINE DERIVATIVES ARE DISCLOSED WHICH CARRY ON THE 1-POSITION, A SUBSTITUTED OR UNSUBSTITUTED BIS(PHENYL) METHYL, 1-DIBENZOCYCLOHEPTEN-5-YL OR 10,11-DIHYDRO-5HDIBENZOCYCLOHEPTEN-5-YL SUBSTITUTENT. THE COMPOUNDS HAVE DIURETIC ACTIVITY.
Inventors
- 👤 Der Stelt C Van
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:33
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06
Claims Analysis
Total Claims: 0
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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) | 1977-07-08 | 1978-01-07 | 1978-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-07-08 | 1982-01-07 | 1982-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-07-08 | 1986-01-07 | 1986-07-09 | $7700.00 | Window Closed / Lapsed |