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Extract from the Register of European Patents

EP About this file: EP0419988

EP0419988 - Enzymatic enantioselective synthesis of S(-) and R(+) esters of 4-hydroxy-1-cyclopentenone and its 2',2'-dimethyl-1',3'-propandiol ketal [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  06.03.1995
Database last updated on 10.05.2025
Most recent event   Tooltip06.03.1995Application deemed to be withdrawnpublished on 26.04.1995 [1995/17]
Applicant(s)For all designated states
EUROPÄISCHE WIRTSCHAFTSGEMEINSCHAFT (E.W.G.)
Bâtiment Jean Monnet, Plateau du Kirchberg
2920 Luxemburg / LU
[N/P]
Former [1991/14]For all designated states
EUROPÄISCHE WIRTSCHAFTSGEMEINSCHAFT (E.W.G.)
Bâtiment Jean Monnet, Plateau du Kirchberg
L-2920 Luxemburg / LU
Inventor(s)01 / Schapöhler, Stefan
Wilhelm-Busch-Strasse 8-10
W-3000 Hannover 1 / DE
02 / Schügerl, Karl, Prof. Dr.
Arnumer Kirchstrasse 31
W-3005 Hemmingen 4 / DE
03 / Scheper, Thomas, Dr.
Däumlingweg 6
W-3000 Hannover 1 / DE
[1991/14]
Representative(s)Weinmiller, Jürgen
Spott, Weinmiller & Böhm Patentanwälte Sendlinger-Tor-Platz 11
80336 München / DE
[N/P]
Former [1991/14]Weinmiller, Jürgen
Lennéstrasse 9 Postfach 24
D-82336 Feldafing / DE
Application number, filing date90117836.817.09.1990
[1991/14]
Priority number, dateLU1989008759325.09.1989         Original published format: LU 87593
[1991/14]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0419988
Date:03.04.1991
Language:DE
[1991/14]
Search report(s)(Supplementary) European search report - dispatched on:EP23.01.1991
ClassificationIPC:C12P41/00, C12P7/62, C12P17/06
[1991/14]
CPC:
C12P7/62 (EP); C12P17/06 (EP); C12P41/004 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   GR,   IT,   LI,   LU,   NL,   SE [1991/14]
TitleGerman:Enantioselektive enzymatische Synthese von S(-)- und R(+)-Estern des 4-Hydroxy-cyclopenten-1-ons und seines 2',2'-Dimethylpropan-1',3'-diol-ketals[1991/14]
English:Enzymatic enantioselective synthesis of S(-) and R(+) esters of 4-hydroxy-1-cyclopentenone and its 2',2'-dimethyl-1',3'-propandiol ketal[1991/14]
French:Synthèse enzymatique enantiosélective d'esters S(-) et R(+) de l'hydroxy-4-cyclopenténone-1 et le diméthyl-2',2'-propandiol-1',3'-kétale de celui-ci[1991/14]
File destroyed:03.03.2001
Examination procedure27.12.1990Examination requested  [1991/14]
13.06.1994Despatch of a communication from the examining division (Time limit: M04)
25.10.1994Application deemed to be withdrawn, date of legal effect  [1995/17]
25.11.1994Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1995/17]
Fees paidRenewal fee
21.09.1992Renewal fee patent year 03
20.09.1993Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
30.09.199405   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[Y]JP58138386  ;
 [Y]JP1020091  ;
 [Y]JP63000292  ;
 [YD]DE3724721  ;
 [Y]EP0127386
 [Y]  - CHEMICAL ABSTRACTS, Band 99, Nr. 25, 19. Dezember 1983, Seite 531, Zusammenfassung Nr. 211169u, Columbus, Ohio, US; & JP-A-58 138 386 (SUMITOMO CHEMICAL CO., LTD) 17-08-1983, & JP58138386 A 00000000
 [Y]  - CHEMICAL ABSTRACTS, Band 111, Nr. 15, 9. Oktober 1989, Seite 625, Zusammenfassung Nr. 132612w, Columbus, Ohio, US; & JP-A-1 020 091 (SUMITOMO CHEMICAL CO.,LTD) 24-01-1989, & JP1020091 A 00000000
 [Y]  - CHEMICAL ABSTRACTS, Band 109, Nr. 19, 7. November 1988, Seite 597, Zusammenfassung Nr. 168996x, Columbus, Ohio, US; & JP-A-63 000 292 (SUMITOMO CHEMICAL CO., LTD) 05-01-1988, & JP63000292 A 00000000
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.