US3796704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenyl-imidazolylalkanyl derivatives
Assignee: Bayer AG
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Filing: 1971-08-16
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Granted: 1974-03-12
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Expires: 1991-08-16
Abstract
Abstract PHENYL-IMIDAZOLYLALKANYL DERIVATIVES ARE ANTIMYCOTIC AGENTS. THEY ARE PREPARED BY A NUMBER OF PROCESSES INCLUDING ACYLATION OR SULFONYLATION OF A PHENYL-IMIDAZOLYLALKANOL, TREATMENT OF A PHENYL-ALKANYL-CARBINOL WITH A DIIMIDAZOLLYL SULFONE, OXIDATION OF A PHENYL-IMIDAZOLYLALKYLMERCAPTAN OR REDUCTION OF A PHENYL-IMIDAZOLYLALKYLANOTE OR ALKANONITRILE. A TYPICAL EMBODIMENT IS 1-(1,1-DIPHENYL-2-ACETOXYETHYL) IMIDAZOLE.
Inventors
- 👤 Carl Metzger
- 👤 Werner Meiser
- 👤 Karl Heinz Buechel
- 👤 Manfred Plempel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:13
CPC Classifications
C; C07; C07D; C07D231/00; C07D231/02; C07D231/10; C07D231/12; A; A61; A61P; A61P31/00; A61P31/04; C07D233/00; C07D233/54; C07D233/56; C07D249/00; C07D249/02; C07D249/08
Claims Analysis
Total Claims: 0
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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) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |