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Extract from the Register of European Patents

EP About this file: EP0809625

EP0809625 - ANIONIC AMPHIPHILIC COMPOUNDS WITH AT LEAST TWO HYDROPHILIC AND AT LEAST TWO HYDROPHOBIC GROUPS BASED ON DICARBOXYLIC ACID DIAMIDES [Right-click to bookmark this link]
Former [1997/49]AMPHIPHILIC COMPOUNDS WITH AT LEAST TWO HYDROPHILIC AND AT LEAST TWO HYDROPHOBIC GROUPS BASED ON DICARBOXYLIC ACID DIAMIDES
[2000/44]
StatusNo opposition filed within time limit
Status updated on  15.02.2002
Database last updated on 03.04.2025
Most recent event   Tooltip15.02.2002No opposition filed within time limitpublished on 03.04.2002  [2002/14]
Applicant(s)For all designated states
SASOL Germany GmbH
Überseering 40
22297 Hamburg / DE
[N/P]
Former [2001/24]For all designated states
SASOL Germany GmbH
Uberseering 40
22297 Hamburg / DE
Former [2001/15]For all designated states
RWE-DEA Aktiengesellschaft für Mineraloel und Chemie
Überseering 40
22297 Hamburg / DE
Former [2000/01]For all designated states
RWE-DEA AKTIENGESELLSCHAFT FÜR MINERALOEL UND CHEMIE
Überseering 40
22297 Hamburg / DE
Former [1999/41]For all designated states
Degussa-Hüls Aktiengesellschaft
60287 Frankfurt am Main / DE
Former [1997/49]For all designated states
Hüls Aktiengesellschaft
Paul-Baumann-Strasse 1
45764 Marl / DE
Inventor(s)01 / KWETKAT, Klaus
Münsterstrasse 9
D-44534 Lünen / DE
02 / KOCH, Herbert
Hindemithstrasse 4
D-46282 Dorsten / DE
03 / RUBACK, Wulf
Beethovenstrasse 39
D-48249 Dülmen / DE
[1997/49]
Representative(s)Schupfner, Gerhard D., et al
Müller Schupfner & Partner Patentanwälte Parkstrasse 1
21244 Buchholz / DE
[N/P]
Former [1999/49]Schupfner, Gerhard D., Dr. Dipl.-Chem., et al
Patentanwälte Müller, Schupfner & Gauger Postfach 17 53
21236 Buchholz / DE
Application number, filing date95940196.917.11.1995
[1997/49]
WO1995EP04530
Priority number, dateDE199510536817.02.1995         Original published format: DE 19505368
[1997/49]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9625388
Date:22.08.1996
Language:DE
[1996/38]
Type: A1 Application with search report 
No.:EP0809625
Date:03.12.1997
Language:DE
The application published by WIPO in one of the EPO official languages on 22.08.1996 takes the place of the publication of the European patent application.
[1997/49]
Type: B1 Patent specification 
No.:EP0809625
Date:11.04.2001
Language:DE
[2001/15]
Search report(s)International search report - published on:EP22.08.1996
ClassificationIPC:C07C233/01, A61K7/00, C11D1/66, B01F17/00
[1997/49]
CPC:
A61Q19/10 (EP,US); A61K8/466 (EP,US); A61Q5/02 (EP,US);
C07C233/18 (EP,US); C07C235/08 (EP,US); C07C237/08 (EP,US);
C07C309/10 (EP,US); C07C309/17 (EP,US); C09K23/22 (EP,US);
C11D1/10 (EP,US); C11D1/28 (EP,US); C11D1/29 (EP,US);
C11D1/34 (EP,US); C11D1/528 (EP,US) (-)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL,   SE [1997/49]
TitleGerman:ANIONISCHE AMPHIPHILE VERBINDUNGEN MIT MINDESTENS ZWEI HYDROPHILEN UND MINDESTENS ZWEI HYDROPHOBEN GRUPPEN AUF DER BASIS VON DICARBONSÄUREDIAMIDEN[2000/44]
English:ANIONIC AMPHIPHILIC COMPOUNDS WITH AT LEAST TWO HYDROPHILIC AND AT LEAST TWO HYDROPHOBIC GROUPS BASED ON DICARBOXYLIC ACID DIAMIDES[2000/44]
French:COMPOSES AMPHIPHILES ANIONIQUES, COMPORTANT AU MOINS DEUX GROUPEMENTS HYDROPHILES ET AU MOINS DEUX GROUPEMENTS HYDROPHOBES, A BASE DE DIAMIDES D'ACIDES DICARBOXYLIQUES[2000/44]
Former [1997/49]AMPHIPHILE VERBINDUNGEN MIT MINDESTENS ZWEI HYDROPHILEN UND MINDESTENS ZWEI HYDROPHOBEN GRUPPEN AUF DER BASIS VON DICARBONSÄUREDIAMIDEN
Former [1997/49]AMPHIPHILIC COMPOUNDS WITH AT LEAST TWO HYDROPHILIC AND AT LEAST TWO HYDROPHOBIC GROUPS BASED ON DICARBOXYLIC ACID DIAMIDES
Former [1997/49]COMPOSES AMPHIPHILES, COMPORTANT AU MOINS DEUX GROUPEMENTS HYDROPHILES ET AU MOINS DEUX GROUPEMENTS HYDROPHOBES, A BASE DE DIAMIDES D'ACIDES DICARBOXYLIQUES
Entry into regional phase17.05.1997National basic fee paid 
17.05.1997Designation fee(s) paid 
17.05.1997Examination fee paid 
Examination procedure02.08.1996Request for preliminary examination filed
International Preliminary Examining Authority: EP
17.05.1997Examination requested  [1997/49]
16.02.1999Despatch of a communication from the examining division (Time limit: M04)
11.06.1999Reply to a communication from the examining division
14.02.2000Despatch of communication of intention to grant (Approval: No)
24.07.2000Despatch of communication that the application is refused, reason: formalities examination {1}
03.08.2000Despatch of communication of intention to grant (Approval: later approval)
17.10.2000Communication of intention to grant the patent
20.12.2000Fee for grant paid
20.12.2000Fee for publishing/printing paid
Opposition(s)12.01.2002No opposition filed within time limit [2002/14]
Request for further processing for:03.08.2000Request for further processing filed
03.08.2000Full payment received (date of receipt of payment)
Request granted
21.08.2000Decision despatched
Fees paidRenewal fee
06.11.1997Renewal fee patent year 03
30.11.1998Renewal fee patent year 04
20.11.1999Renewal fee patent year 05
25.11.2000Renewal fee patent year 06
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Cited inInternational search[DA]JPH04124165  ;
 [DA]JPH01304033  ;
 [X]US2968675  (BULLARD RALPH H, et al) [X] 1* column 4 *;
 [DA]US5160450  (OKAHARA MITSUO [JP], et al) [DA] 1 * the whole document *
 [DA]  - PATENT ABSTRACTS OF JAPAN, (19920817), vol. 016, no. 383, Database accession no. (C - 0974), & JP04124165 A 19920424 (KANEBO LTD) [DA] 1 * abstract *
 [DA]  - PATENT ABSTRACTS OF JAPAN, (19900220), vol. 014, no. 090, Database accession no. (C - 0691), & JP01304033 A 19891207 (LION CORP) [DA] 1 * abstract *
 [X]  - T.J. MICICH , W.M. LINFIELD, "wetting properties of nonionics from branched fatty diamides", JAOCS, vol. 65, no. 5, pages 820 - 825 [X] 1-4,7,8,12,14-18 * the whole document *
 [X]  - E. GÜNSTER AND R.C. SCHULZ, "Polarographische Untersuchungen an monomeren und polymeren N-Chlorcarbonamiden", MAKROMOL. CHEM., vol. 180, pages 929 - 937 [X] 1 * page 930 *
 [X]  - H. YAMAGUCHI UND R.C. SCHULZ, "Chlorierung eines optisch aktiven Polyamids", MAKROMOL. CHEM., vol. 177, pages 3441 - 3446 [X] 1 * page 3442 *
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.