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US4097578A
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1-(3'-Trifluoromethyl-4'-nitrophenyl)-4,4-dimethyl imidazolidines
Assignee: Sanofi Aventis France
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Filing: 1976-10-21
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Granted: 1978-06-27
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Expires: 1996-10-21
Abstract
Abstract Imidazolidines of the formula ##STR1## wherein X is selected from the group consisting of oxygen and amine which inhibit the effects of androgens on peripheric receptors without interfering with normal hypophysial functions.
Inventors
- 👤 Jacques Perronnet
- 👤 Pierre Girault
- 👤 Claude Bonne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:15
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/54; C07D233/66; C07D233/72; A; A61; A61P; A61P43/00; C07D233/88
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
18 words
A compound of the formula ##STR3## wherein X is selected from the group consisting of oxygen and imine.
Claim 2
Dependent Claim
18 words
A compound of the formula ##STR3## wherein X is selected from the group consisting of oxygen and imine.
Claim 3
Dependent Claim
8 words
A compound of claim 1 which is 1-(3'-trifluoromethyl-4'-nitrophenyl)-4,4-dimethyl-5-imino-imidazoline-2-one.
Claim 4
Dependent Claim
8 words
A compound of claim 1 which is 1-(3'-trifluoromethyl-4'-nitrophenyl)-4,4-dimethyl-imidazoline-2,5-dione.
Claim 5
Dependent Claim
21 words
An antiandrogenic composition comprising an antiandrogenically effective amount of at least one compound of claim 1 and an inert pharmaceutical carrier.
Claim 6
Dependent Claim
21 words
A method of inducing antiandrogenic activity in warm-blooded animals comprising administering to warm-blooded animals an antiandrogenically effective amount of claim 1.
Claim 7
Dependent Claim
10 words
The method of claim 5 wherein the compound is 1-(3'-trifluoromethyl-4'-nitrophenyl)-4,4-dimethyl-5-iminoimidazoline-2-one.
Claim 8
Dependent Claim
10 words
The method of claim 5 wherein the compound is 1-(3'-trifluoromethyl-4'-nitrophenyl)-4,4-dimethyl-imidazoline-2,5-dione.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-06-26 | 1981-12-26 | 1982-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-06-26 | 1985-12-26 | 1986-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-06-26 | 1989-12-26 | 1990-06-27 | $7700.00 | Window Closed / Lapsed |