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Extract from the Register of European Patents

EP About this file: EP0542039

EP0542039 - Process for the preparation of aminos through reductive amination [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  02.05.1997
Database last updated on 09.09.2024
Most recent event   Tooltip02.05.1997No opposition filed within time limitpublished on 18.06.1997 [1997/25]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[N/P]
Former [1993/20]For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
D-67063 Ludwigshafen / DE
Inventor(s)01 / Dingerdissen, Uwe, Dr.
Weedring 66
W-6104 Seeheim-Jugenheim 1 / DE
02 / Hoelderich, Wolfgang, Prof. Dr.
Mannheimer Strasse 18c
W-6710 Frankenthal / DE
[1993/20]
Application number, filing date92118401.628.10.1992
[1993/20]
Priority number, dateDE1991413701311.11.1991         Original published format: DE 4137013
[1993/20]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0542039
Date:19.05.1993
Language:DE
[1993/20]
Type: B1 Patent specification 
No.:EP0542039
Date:26.06.1996
Language:DE
[1996/26]
Search report(s)(Supplementary) European search report - dispatched on:EP03.02.1993
ClassificationIPC:C07D295/02
[1993/20]
CPC:
C07D295/023 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   NL [1993/20]
TitleGerman:Verfahren zur Herstellung von Aminen durch reduktive Aminierung[1993/20]
English:Process for the preparation of aminos through reductive amination[1993/20]
French:Procédé de préparation d'amines par amination réductrice[1993/20]
Examination procedure20.02.1993Examination requested  [1993/20]
02.11.1995Despatch of communication of intention to grant (Approval: No)
11.12.1995Despatch of communication of intention to grant (Approval: later approval)
27.12.1995Communication of intention to grant the patent
01.02.1996Fee for grant paid
01.02.1996Fee for publishing/printing paid
Opposition(s)27.03.1997No opposition filed within time limit [1997/25]
Fees paidRenewal fee
27.10.1994Renewal fee patent year 03
24.10.1995Renewal fee patent year 04
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Documents cited:Search[A]JP63051362  ;
 [A]DE3116395  (KAO CORP [JP]);
 [A]US4806690  (BOWMAN ROBERT G [US]);
 [A]WO9110641  (BEROL NOBEL AB [SE])
 [A]  - DATABASE WPIL Week 8815, Derwent Publications Ltd., London, GB; AN 88-101677 & JP-A-63 051 362 (OUCHI SHINKO CHEM KK), & JP63051362 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.