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EP0155096
European procedure
Extract from the Register of European Patents
EP About this file: EP0155096
| EP0155096 - 17 Beta-Substituted-4-aza-5-alpha-androstenones and their use as 5-alpha-reductase inhibitors [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 26.07.1990 Database last updated on 26.03.2026 | Most recent event Tooltip | 26.07.1990 | No opposition filed within time limit | published on 12.09.1990 [1990/37] | Applicant(s) | For all designated states Merck & Co., Inc. 126, East Lincoln Avenue P.O. Box 2000 Rahway New Jersey 07065-0900 / US | [N/P] |
| Former [1985/38] | For all designated states MERCK & CO. INC. 126, East Lincoln Avenue P.O. Box 2000 Rahway New Jersey 07065-0900 / US | Inventor(s) | 01 /
Rasmusson, Gary H. 155 Park Place Watchung New Jersey 07060 / US | 02 /
Reynolds, Glenn F. 252 Edgewood Avenue Westfield New Jersey 07090 / US | [1985/38] | Representative(s) | Crampton, Keith John Allen, et al D. YOUNG & CO. 21 New Fetter Lane London EC4A 1DA / GB | [1985/38] | Application number, filing date | 85301122.9 | 20.02.1985 | [1985/38] | Priority number, date | US19840584062 | 27.02.1984 Original published format: US 584062 | US19840584061 | 27.02.1984 Original published format: US 584061 | [1985/38] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0155096 | Date: | 18.09.1985 | Language: | EN | [1985/38] | Type: | A3 Search report | No.: | EP0155096 | Date: | 02.07.1986 | Language: | EN | [1986/27] | Type: | B1 Patent specification | No.: | EP0155096 | Date: | 04.10.1989 | Language: | EN | [1989/40] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 14.05.1986 | Classification | IPC: | C07J73/00, A61K31/435 | [1985/38] | CPC: |
C07C62/38 (EP);
C07D213/00 (KR);
A61P5/00 (EP);
C07D221/18 (KR);
C07J73/005 (EP);
C07C2603/16 (EP)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1985/38] | Title | German: | 17 Beta-substituierte-4-aza-5-alpha-Androstenone und ihre Anwendung als 5-alpha-Reduktase-Inhibitoren | [1985/38] | English: | 17 Beta-Substituted-4-aza-5-alpha-androstenones and their use as 5-alpha-reductase inhibitors | [1985/38] | French: | 4-Aza-5 alpha androsténones substitués en 17 bêta et leur utilisation comme inhibiteurs de 5 alpha réductase | [1985/38] | Miscellaneous | EPB 1989/40: Teilanmeldung 88119105.0 eingereicht am 20/02/85 | EPB 1989/40: Divisional application 88119105.0 filed on 20/02/85 | EPB 1989/40: Demande divisionnaire 88119105.0 déposée le 20/02/85 | Examination procedure | 15.11.1986 | Examination requested [1987/03] | 16.10.1987 | Despatch of a communication from the examining division (Time limit: M04) | 19.02.1988 | Reply to a communication from the examining division | 21.07.1988 | Despatch of a communication from the examining division (Time limit: M04) | 17.11.1988 | Reply to a communication from the examining division | 04.01.1989 | Despatch of communication of intention to grant (Approval: No) | 03.04.1989 | Despatch of communication of intention to grant (Approval: later approval) | 11.04.1989 | Communication of intention to grant the patent | 22.05.1989 | Fee for grant paid | 22.05.1989 | Fee for publishing/printing paid | Divisional application(s) | EP88119105.0 / EP0314199 | Opposition(s) | 05.07.1990 | No opposition filed within time limit [1990/37] | Fees paid | Renewal fee | 24.02.1987 | Renewal fee patent year 03 | 10.02.1988 | Renewal fee patent year 04 | 12.02.1989 | Renewal fee patent year 05 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [X] CHEMICAL ABSTRACTS, vol. 95, no. 13, 28th September 1981, page 99, abstract no. 109055j, Columbus, Ohio, US; T. LIANG et al.: "Inhibition of 5alpha-reductase, receptor binding, and nuclear uptake of androgens in the prostate by a 4-methyl-4-aza-steroid", & J. BIOL. CHEM. 1981, 256(15), 7998-8005 [X] | [A] JOURNAL OF ORGANIC CHEMISTRY, vol. 46, no. 7, July 1981, pages 1442-1446, American Chemical Society, Washington, D.C., US; T.G. BACK: "Oxidation of azasteroid lactams and alcohols with benzeneseleninic anhydride" [A] |