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Extract from the Register of European Patents

EP About this file: EP0210518

EP0210518 - Process for the preparation of o- and p-alkoxybenzaldehydes [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  03.04.1990
Database last updated on 19.10.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
HAARMANN & REIMER GMBH
Postfach 12 53
37601 Holzminden / DE
[N/P]
Former [1994/01]For all designated states
HAARMANN & REIMER GMBH
Postfach 12 53
D-37601 Holzminden / DE
Former [1987/06]For all designated states
Haarmann & Reimer GmbH
Postfach 1253
D-37601 Holzminden / DE
Inventor(s)01 / Finkelmeier, Horst, Dr.
Auf dem Gehrenkamp 6
D-3450 Holzminden / DE
02 / Hopp, Rudolf, Dr.
Auf dem Gehrenkamp 28
D-3450 Holzminden / DE
[1987/06]
Representative(s)Schumacher, Günter, et al
Bayer AG Konzernbereich RP Patente und Lizenzen
51368 Leverkusen / DE
[N/P]
Former [1987/06]Schumacher, Günter, Dr., et al
Bayer AG Konzernverwaltung RP Patentabteilung
D-51368 Leverkusen Bayerwerk / DE
Application number, filing date86109599.014.07.1986
[1987/06]
Priority number, dateDE1985352693027.07.1985         Original published format: DE 3526930
[1987/06]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0210518
Date:04.02.1987
Language:DE
[1987/06]
Type: A3 Search report 
No.:EP0210518
Date:20.01.1988
Language:DE
[1988/03]
Search report(s)(Supplementary) European search report - dispatched on:EP30.11.1987
ClassificationIPC:C07C45/51, C07C47/575, C07C45/59, C07C43/313, C07C43/315, C07C41/56, C07C41/52, C07D317/16, C07D317/22
[1987/06]
CPC:
C07D317/22 (EP); C07C45/515 (EP); C07C45/59 (EP);
C07D317/16 (EP)
C-Set:
C07C45/515, C07C47/575 (EP);
C07C45/59, C07C47/575 (EP)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   NL [1987/06]
TitleGerman:Verfahren zur Herstellung von o- und p-Alkoxy-benzaldehyden[1987/06]
English:Process for the preparation of o- and p-alkoxybenzaldehydes[1987/06]
French:Procédé pour la préparation d'o- et p- alkoxybenzaldéhydes[1987/06]
File destroyed:19.06.1996
Examination procedure25.07.1986Examination requested  [1987/06]
27.04.1989Despatch of a communication from the examining division (Time limit: M04)
16.06.1989Reply to a communication from the examining division
21.08.1989Despatch of a communication from the examining division (Time limit: M02)
01.11.1989Application deemed to be withdrawn, date of legal effect  [1990/21]
04.12.1989Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [1990/21]
Fees paidRenewal fee
27.06.1988Renewal fee patent year 03
14.06.1989Renewal fee patent year 04
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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]DE2951496  ;
 [Y]US3897431
 [Y]  - LIEBIGS ANN. CHEM., 1979, Seiten 1362-1369, Verlag Chemie, GmbH, Weinheim, DE; W. KANTLEHNER et al.: "Acetalisierungen mit N,N-Dimethylformamid-Dimethylsulfat-Addukt; Darstellung von 1,3-Dioxolanen und 1,3-Dioxanen"
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.