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EP0457469
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EP About this file: EP0457469
| EP0457469 - Chiral auxiliaries and their use in the synthesis of chiral molecules [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 19.04.1994 Database last updated on 04.11.2024 | Most recent event Tooltip | 19.04.1994 | Application deemed to be withdrawn | published on 08.06.1994 [1994/23] | Applicant(s) | For all designated states The British Petroleum Company p.l.c. Britannic House, 1 Finsbury Circus London EC2M 7BA / GB | [N/P] |
| Former [1991/47] | For all designated states THE BRITISH PETROLEUM COMPANY P.L.C. Britannic House, 1 Finsbury Circus London EC2M 7BA / GB | Inventor(s) | 01 /
Davies, Stephen Graham 55 Five Mile Drive Oxford OX2 8HR / GB | [1991/47] | Representative(s) | Barlow, Michael Thomas, et al BP INTERNATIONAL LIMITED Patents & Agreements Division Chertsey Road Sunbury-on-Thames Middlesex TW16 7LN / GB | [N/P] |
| Former [1991/47] | Barlow, Michael Thomas, et al BP INTERNATIONAL LIMITED Patents & Agreements Division Chertsey Road Sunbury-on-Thames Middlesex TW16 7LN / GB | Application number, filing date | 91304023.4 | 03.05.1991 | [1991/47] | Priority number, date | GB19900010383 | 09.05.1990 Original published format: GB 9010383 | GB19900016060 | 21.07.1990 Original published format: GB 9016060 | GB19900026084 | 30.11.1990 Original published format: GB 9026084 | [1991/47] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0457469 | Date: | 21.11.1991 | Language: | EN | [1991/47] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 19.09.1991 | Classification | IPC: | C07D233/32, A61K31/415, A01N43/50, C07D233/38, C07D233/42, C07D235/26, C07D235/28, C07D235/02 | [1991/47] | CPC: |
C07D235/02 (EP,US);
C07D233/32 (EP,US);
C07D233/38 (EP,US);
C07D233/42 (EP,US);
C07D235/26 (EP,US);
C07D235/28 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1991/47] | Title | German: | Chirale Hilfsmittel und deren Anwendung in dem Verfahren zur Herstellung chiraler Moleküle | [1991/47] | English: | Chiral auxiliaries and their use in the synthesis of chiral molecules | [1991/47] | French: | Auxiliaires chiraux et leur utilisation dans la production de molécules chirales | [1991/47] | File destroyed: | 15.01.2000 | Examination procedure | 13.04.1992 | Examination requested [1992/24] | 01.12.1993 | Application deemed to be withdrawn, date of legal effect [1994/23] | 11.01.1994 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [1994/23] | Fees paid | Penalty fee | Additional fee for renewal fee | 31.05.1993 | 03 M06 Not yet paid |
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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]EP0308744 (BASF AG [DE]); | [X]US2993906 (SPRENGER GERHARD E, et al); | [X]US2441935 (ROBERT DUSCHINSKY); | [X]EP0069445 (UNIROYAL INC [US]) | [A] - JOURNAL OF MEDICINAL CHEMISTRY, vol. 14, no. 2, February 1971, pages 138-144, Washington, DC, US; M.H. HUSSAIN et al.: "Centrally acting cyclic urea, thiourea and their N,N'-dialkyl derivatives. Structure-activity correlations" |