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Extract from the Register of European Patents

EP About this file: EP0173927

EP0173927 - Process for the manufacture of organic pigments with prominent technical application properties [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  13.06.1991
Database last updated on 25.09.2024
Most recent event   Tooltip07.07.2007Change - inventorpublished on 08.08.2007  [2007/32]
Applicant(s)For all designated states
HOECHST AKTIENGESELLSCHAFT
65926 Frankfurt am Main / DE
[N/P]
Former [1986/11]For all designated states
HOECHST AKTIENGESELLSCHAFT
D-65926 Frankfurt am Main / DE
Inventor(s)01 / Spietschka, Ernst, Dr.
Kirchweg 3
D-6270 Idstein/Taunus / DE
02 / Urban, Manfred
Steigerwaldstrasse 2a
D-6200 Wiesbaden / DE
[1986/11]
Application number, filing date85110625.223.08.1985
[1986/11]
Priority number, dateDE1984343231903.09.1984         Original published format: DE 3432319
[1986/11]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0173927
Date:12.03.1986
Language:DE
[1986/11]
Type: A3 Search report 
No.:EP0173927
Date:29.03.1989
Language:DE
[1989/13]
Search report(s)(Supplementary) European search report - dispatched on:EP06.02.1989
ClassificationIPC:C09B67/14
[1986/11]
CPC:
C09B67/0017 (EP,US)
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI [1986/11]
TitleGerman:Verfahren zur Herstellung organischer Pigmente mit hervorragenden anwendungstechnischen Eigenschaften[1986/11]
English:Process for the manufacture of organic pigments with prominent technical application properties[1986/11]
French:Procédé de fabrication de pigments organiques ayant des propriétés d'applications techniques remarquables[1986/11]
File destroyed:02.03.1998
Examination procedure27.04.1989Examination requested  [1989/27]
30.05.1990Despatch of a communication from the examining division (Time limit: M04)
21.09.1990Reply to a communication from the examining division
28.02.1991Despatch of communication of intention to grant (Approval: )
10.05.1991Application withdrawn by applicant  [1991/31]
Fees paidRenewal fee
14.07.1987Renewal fee patent year 03
15.07.1988Renewal fee patent year 04
11.07.1989Renewal fee patent year 05
12.07.1990Renewal fee patent year 06
21.12.1990Renewal fee patent year 07
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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:SearchFR2312546  [ ] (HOECHST AG [DE]);
 EP0075182  [ ] (MOBAY CHEMICAL CORP [US]);
 DE1181159  [ ] (ALLIED CHEM);
 US3265699  [ ] (JAFFE EDWARD E)
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.