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Extract from the Register of European Patents

EP About this file: EP0088963

EP0088963 - Process for the preparation of pyrazoles by catalytic dehydrogenation of pyrazolines [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  24.01.1986
Database last updated on 19.07.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[N/P]
Former [1983/38]For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
D-67063 Ludwigshafen / DE
Inventor(s)01 / Goetz, Norbert, Dr.
Schoefferstrasse 25
D-6520 Worms / DE
02 / Rohr, Wolfgang, Dr.
In der Dreispitz 13
D-6706 Wachenheim / DE
03 / Mangold, Dietrich, Dr.
Hermann-Walker-Strasse 49
D-6903 Neckargemuend / DE
04 / Hupfer, Leopold, Dr.
Waltershoehe 3
D-6701 Friedelsheim / DE
05 / Dockner, Toni, Dr.
Grossgasse 6
D-6701 Meckenheim / DE
06 / Kempe, Uwe, Dr.
Danziger Strasse 9
D-6701 Dannstadt-Schauernheim / DE
[1983/38]
Application number, filing date83102129.004.03.1983
[1983/38]
Priority number, dateDE1982320914813.03.1982         Original published format: DE 3209148
[1983/38]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0088963
Date:21.09.1983
Language:DE
[1983/38]
Search report(s)(Supplementary) European search report - dispatched on:EP01.08.1983
ClassificationIPC:C07D231/12
[1983/38]
CPC:
C07D231/12 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI [1983/38]
TitleGerman:Verfahren zur Herstellung von Pyrazolen durch katalytische Dehydrierung von Pyrazolinen[1983/38]
English:Process for the preparation of pyrazoles by catalytic dehydrogenation of pyrazolines[1983/38]
French:Procédé de préparation de pyrazoles par déshydrogénation catalytique de pyrazolines[1983/38]
File destroyed:07.12.1992
Examination procedure04.10.1983Examination requested  [1983/50]
14.05.1985Despatch of a communication from the examining division (Time limit: M04)
28.06.1985Reply to a communication from the examining division
24.10.1985Despatch of a communication from the examining division (Time limit: M04)
14.01.1986Application withdrawn by applicant  [1986/11]
Fees paidRenewal fee
16.03.1985Renewal fee patent year 03
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Documents cited:Search[A]US3952010
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