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Extract from the Register of European Patents

EP About this file: EP0581079

EP0581079 - Particular 1,4-dihydropyridine-3,5-dicarboxylic acid ester, process for its preparation and its pharmaceutical use [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  30.04.1998
Database last updated on 05.10.2024
Most recent event   Tooltip30.04.1998Refusal of applicationpublished on 17.06.1998 [1998/25]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[N/P]
Former [1994/05]For all designated states
BAYER AG
D-51368 Leverkusen / DE
Inventor(s)01 / Behner, Otto, Dr.
In den Birken 83
D-42113 Wuppertal / DE
02 / Wollweber, Hartmund, Dr.
In den Birken 73
D-42113 Wuppertal / DE
03 / Rosen, Bruno, Dr.
Marienburger Strasse 65
D-42489 Wülfrath / DE
04 / Zaiss, Siegfried, Dr.
Farnweg 3
D-42113 Wuppertal / DE
05 / Goldmann, Siegfried, Dr.
Am Osterholz 91
D-42327 Wuppertal / DE
[1994/05]
Application number, filing date93110936.708.07.1993
[1994/05]
Priority number, dateDE1992422386720.07.1992         Original published format: DE 4223867
[1994/05]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0581079
Date:02.02.1994
Language:DE
[1994/05]
Search report(s)(Supplementary) European search report - dispatched on:EP16.09.1993
ClassificationIPC:C07D211/90, A61K31/44
[1994/05]
CPC:
C07D211/90 (EP,KR,US); A61P9/08 (EP); A61P9/10 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1994/05]
TitleGerman:Spezieller, 1,4-Dihydropyridin-3,5-dicarbonsäureester, Verfahren zu seiner Herstellung und seine pharmazeutische Verwendung[1994/05]
English:Particular 1,4-dihydropyridine-3,5-dicarboxylic acid ester, process for its preparation and its pharmaceutical use[1994/05]
French:Ester d'acide 1,4-dihydropyridine-3,5-dicarboxylique spécifique, procédé pour sa préparation et son utilisation pharmaceutique[1994/05]
Examination procedure27.06.1994Examination requested  [1994/34]
17.03.1997Despatch of a communication from the examining division (Time limit: M10)
22.12.1997Reply to a communication from the examining division
19.01.1998Despatch of communication that the application is refused, reason: substantive examination [1998/25]
29.01.1998Application refused, date of legal effect [1998/25]
Fees paidRenewal fee
19.06.1995Renewal fee patent year 03
20.06.1996Renewal fee patent year 04
31.07.1997Renewal 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[A]EP0234776  (MERCK & CO INC [US]);
 [X]EP0451654  (BAYER AG [DE])
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.