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Extract from the Register of European Patents

EP About this file: EP0780377

EP0780377 - Process for the preparation of isocyanurate containing uretdions from isophorondiisocyanate and the uretdions obtained following this process [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  21.10.2000
Database last updated on 24.08.2024
Most recent event   Tooltip21.10.2000Withdrawal of applicationpublished on 06.12.2000 [2000/49]
Applicant(s)For all designated states
Degussa GmbH
60287 Frankfurt am Main / DE
[N/P]
Former [1999/41]For all designated states
Degussa-Hüls Aktiengesellschaft
60287 Frankfurt am Main / DE
Former [1997/26]For all designated states
HÜLS AKTIENGESELLSCHAFT
45764 Marl / DE
Inventor(s)01 / Wolf, Elmar, Dr.
Stauffenbergstr. 7
45661 Recklinghausen / DE
[1997/26]
Application number, filing date96116478.715.10.1996
[1997/26]
Priority number, dateDE199514825022.12.1995         Original published format: DE 19548250
[1997/26]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0780377
Date:25.06.1997
Language:DE
[1997/26]
Search report(s)(Supplementary) European search report - dispatched on:EP07.04.1997
ClassificationIPC:C07D229/00, C08G18/79
[1997/26]
CPC:
C08G18/798 (EP); C07D229/00 (EP)
Designated contracting statesAT,   CH,   DE,   FR,   GB,   IT,   LI,   NL [1997/26]
TitleGerman:Verfahren zur Herstellung eines isocyanurathaltigen Uretdions aus Isophorondiisocyanat sowie das danach hergestellte Uretdion[1997/26]
English:Process for the preparation of isocyanurate containing uretdions from isophorondiisocyanate and the uretdions obtained following this process[1997/26]
French:Procédé pour la préparation d'urétdiones portant des groupes isocyanurates à partir d'isophorondiisocyanate et l'urétdione obtenu selon ce procédé[1997/26]
Examination procedure14.05.1997Examination requested  [1997/28]
14.10.2000Application withdrawn by applicant  [2000/49]
Fees paidRenewal fee
29.10.1998Renewal fee patent year 03
29.10.1999Renewal 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[A]EP0572994  (BASF AKTIENGESELLSCHAFT) [A] 1 * the whole document *;
 [A]EP0417603  (BASF AKTIENGESELLSCHAFT) [A] 1 * the whole document *;
 [Y]EP0099976  (CHEMISCHE WERKE HÜLS AG) [Y] 1 * the whole document *;
 [Y]EP0317744  (HÜLS AKTIENGESELLSCHAFT) [Y] 1 * the whole document *;
 [D]DE3739549  ;
 [YD]DE1934763  (VEBA-CHEMIE AG) [YD] 1 * the whole document *;
 [YD]DE1670720  (FARBENFABRIKEN BAYER AG) [YD] 1 * the whole document *
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.