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Extract from the Register of European Patents

EP About this file: EP0671426

EP0671426 - Modified blends of (cyclo)aliphatic polyisocyanates, process for their preparation and their use [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  19.03.1999
Database last updated on 03.09.2024
Most recent event   Tooltip27.06.2008Change - applicantpublished on 30.07.2008  [2008/31]
Applicant(s)For all designated states
BASF Aktiengesellschaft
Carl-Bosch-Strasse 38
67063 Ludwigshafen / DE
[2008/31]
Former [1995/37]For all designated states
BASF AKTIENGESELLSCHAFT
D-67056 Ludwigshafen / DE
Inventor(s)01 / Wolff, Stefan, Dr.
Carl-Bosch-Str. 43
D-67117 Limburgerhof / DE
02 / Brandt, Peter, Dr.
Bismarckstr. 120a
D-67059 Ludwigshafen / DE
03 / Bruchmann, Bernd, Dr.
Giselherstr. 79
D-67069 Ludwigshafen / DE
04 / Laqua, Gerhard, Dr.
Neckerpromenade 20
D-68167 Mannheim / DE
05 / Siebenhaar, Ursula, Dr.
Kinderwelzijustraat 52
B-02920 Kalluthout / BE
06 / Tesch, Helmut, Dr.
Im Schlittweg 9
D-67127 Rödersheim-Gronau / DE
07 / Renz, Hans, Dr.
Gartenstr. 45
D-67149 Meckenheim / DE
08 / Witzel, Tom, Dr.
Kriemhildstr. 34
D-67069 Ludwigshafen / DE
09 / Merger, Franz, Dr.
Max-Slevogt-Str. 25
D-67227 Frankenthal / DE
[1995/47]
Former [1995/37]01 / Wolff, Stefan, Dr.
Carl-Bosch-Str. 43
D-67117 Limburgerhof / DE
02 / Brandt, Pete, Dr.
Bismarckstr. 120a
D-67059 Ludwigshafen / DE
03 / Bruchmann, Bernd, Dr.
Giselherstr. 79
D-67069 Ludwigshafen / DE
04 / Laqua, Gerhard, Dr.
Neckerpromenade 20
D-68167 Mannheim / DE
05 / Siebenhaar, Ursula, Dr.
Kinderwelzijustraat 52
B-02920 Kalluthout / BE
06 / Tesch, Helmut, Dr.
Im Schlittweg 9
D-67127 Rödersheim-Gronau / DE
07 / Renz, Hans, Dr.
Gartenstr. 45
D-67149 Meckenheim / DE
08 / Witzel, Tom, Dr.
Kriemhildstr. 34
D-67069 Ludwigshafen / DE
09 / Merger, Franz, Dr.
Max-Slevogt-Str. 25
D-67227 Frankenthal / DE
Application number, filing date95101726.809.02.1995
[1995/37]
Priority number, dateDE1994440505417.02.1994         Original published format: DE 4405054
[1995/37]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0671426
Date:13.09.1995
Language:DE
[1995/37]
Search report(s)(Supplementary) European search report - dispatched on:EP20.07.1995
ClassificationIPC:C08G18/78, C08G18/79, C08G18/73
[1995/37]
CPC:
C07C271/66 (EP,KR); C08G18/792 (EP,KR); C07C275/60 (EP,KR);
C07C275/62 (EP,KR); C07D229/00 (EP,KR); C07D251/34 (EP,KR);
C08G18/78 (EP,KR); C08G18/798 (EP,KR); C09J175/04 (KR);
C09K3/1021 (EP,KR); C08G2101/00 (EP,KR); C08G2190/00 (EP,KR) (-)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   IT,   LI,   NL,   PT,   SE [1995/37]
TitleGerman:Modifizierte (cyclo)aliphatische Polyisocyanatmischungen, Verfahren zu ihrer Herstellung und ihre Verwendung[1995/37]
English:Modified blends of (cyclo)aliphatic polyisocyanates, process for their preparation and their use[1995/37]
French:Mélanges de polyisocyanate (cyclo)aliphatique modifiés, procédé pour leur préparation et leur utilisation[1995/37]
Examination procedure11.01.1996Examination requested  [1996/11]
12.08.1997Despatch of a communication from the examining division (Time limit: M04)
11.12.1997Reply to a communication from the examining division
09.02.1998Despatch of a communication from the examining division (Time limit: M04)
22.05.1998Reply to a communication from the examining division
25.06.1998Despatch of communication of intention to grant (Approval: )
04.12.1998Despatch of communication that the application is refused, reason: formalities examination [1999/18]
14.12.1998Application refused, date of legal effect [1999/18]
Fees paidRenewal fee
25.02.1997Renewal fee patent year 03
02.03.1998Renewal fee patent year 04
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Documents cited:Search[A]EP0449110  (BASF AG [DE]) [A] 1 * page 2, line 38 - page 3, line 29 * * page 9, line 35 - line 42; claims 1,2 *;
 [A]EP0458333  (MITSUI TOATSU CHEMICALS [JP]) [A] 1 * page 3, line 41 - page 7, line 3; claim 1 *;
 [A]US3691134  (FELDMAN JULIAN, et al) [A] 1 * column 2, line 6 - line 28; claim 1 *;
 [DA]EP0099976  (HUELS CHEMISCHE WERKE AG [DE])
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.