US3637731A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-(alkylsubstituted phenyl)imidazoles useful in acth reserve assay
Assignee: EIDP Inc
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Filing: 1968-07-18
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Granted: 1972-01-25
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Expires: 1988-07-18
Abstract
Abstract DESCRIBED AND CLAIMED ARE THE 1-(ALKYLSUBSTITUTEDPHENYL) IMIDAZOLES OF THE FORMULA 1-(2-R1,3-R2,4-X,5-R3,6-R4-PHENYL)IMIDAZOLE WHEREIN AT LEAST ONE OF R1 THROUGH R4 IS A SATURATED LOWER ALIPHATIC GROUP OF UP TO SIX CARBON ATOMS, THE REMAINING R GROUPS BEING HYDROGEN, AND X IS HYDROGEN WITH THE PROVISO THAT X CAN BE LOWER ALKYL WHEN BOTH R1 AND R4 ARE LOWER ALKYL. THE COMPOUNDS OF THE INVENTION POSSESS SELECTIVE ACTIVITY AS INHIBITORS OF STEROID HYDROXYLATION IN THE ADRENAL CORTEX AND ARE THUS USEFUL IN THE ACTH RESERVE ASSAY.
Inventors
- 👤 Alexander Lawrence Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:12
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/12; C07D233/00; C07D233/54; C07D233/56; C07D249/00; C07D249/02; C07D249/08
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-24 | 1975-07-26 | 1976-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-24 | 1979-07-26 | 1980-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-24 | 1983-07-26 | 1984-01-25 | $7700.00 | Window Closed / Lapsed |