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Extract from the Register of European Patents

EP About this file: EP0868421

EP0868421 - PROCESS FOR THE PREPARATION OF (METH)ACRYLIC ACID ESTERS [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  08.06.2007
Database last updated on 20.12.2024
Most recent event   Tooltip08.06.2007No opposition filed within time limitpublished on 11.07.2007  [2007/28]
Applicant(s)For all designated states
Röhm GmbH
Kirschenallee
64293 Darmstadt / DE
[2006/34]
Former [2001/22]For all designated states
Röhm GmbH & Co. KG
Kirschenallee
64293 Darmstadt / DE
Former [1998/41]For all designated states
Röhm GmbH
Kirschenallee
64293 Darmstadt / DE
Inventor(s)01 / KNEBEL, Joachim
Dieselstrasse 20
D-64293 Darmstadt / DE
02 / MERBACH, Ralf
Martinstrasse 26
D-64572 Büttelborn / DE
[1998/41]
Application number, filing date96945721.713.11.1996
[1998/41]
WO1996DE02161
Priority number, dateDE199514709916.12.1995         Original published format: DE 19547099
[1998/41]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9722592
Date:26.06.1997
Language:DE
[1997/27]
Type: A1 Application with search report 
No.:EP0868421
Date:07.10.1998
Language:DE
The application published by WIPO in one of the EPO official languages on 26.06.1997 takes the place of the publication of the European patent application.
[1998/41]
Type: B1 Patent specification 
No.:EP0868421
Date:02.08.2006
Language:DE
[2006/31]
Search report(s)International search report - published on:EP26.06.1997
ClassificationIPC:C07D233/32
[1998/41]
CPC:
C07D233/32 (EP,KR,US)
Designated contracting statesAT,   BE,   CH,   DE,   ES,   FR,   GB,   IT,   LI,   NL [1998/41]
TitleGerman:VERFAHREN ZUR HERSTELLUNG VON (METH)ACRYLSÄUREESTERN[1998/41]
English:PROCESS FOR THE PREPARATION OF (METH)ACRYLIC ACID ESTERS[1998/41]
French:PROCEDE DE PREPARATION D'ESTERS D'ACIDE (METH)ACRYLIQUE[1998/41]
Entry into regional phase10.06.1998National basic fee paid 
10.06.1998Designation fee(s) paid 
10.06.1998Examination fee paid 
Examination procedure18.06.1997Request for preliminary examination filed
International Preliminary Examining Authority: EP
10.06.1998Examination requested  [1998/41]
30.07.2002Despatch of a communication from the examining division (Time limit: M06)
06.12.2002Reply to a communication from the examining division
25.02.2005Despatch of a communication from the examining division (Time limit: M04)
04.05.2005Reply to a communication from the examining division
12.04.2006Communication of intention to grant the patent
13.06.2006Fee for grant paid
13.06.2006Fee for publishing/printing paid
Opposition(s)03.05.2007No opposition filed within time limit [2007/28]
Fees paidRenewal fee
17.11.1998Renewal fee patent year 03
18.11.1999Renewal fee patent year 04
29.11.2000Renewal fee patent year 05
06.11.2001Renewal fee patent year 06
30.10.2002Renewal fee patent year 07
28.10.2003Renewal fee patent year 08
05.11.2004Renewal fee patent year 09
14.11.2005Renewal fee patent year 10
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Cited inInternational searchJPS75142513  [ ] (KYOWA GAS CHEMICAL INDUSTRY CO., LTD.);
 [DX]EP0571851  (ROEHM GMBH [DE]) [DX] 1-5 * page 7; claims 1,2 *;
 [A]EP0619309  (ATOCHEM ELF SA [FR]) [A] 1-5 * the whole document *;
 [A]EP0650962  (ATOCHEM ELF SA [FR]) [A] 1-5 * the whole document *;
 [A]  - Y. HAMAMOTO ET AL., "(Dimethylamino)ethyl methacrylate or acrylate.", CHEMICAL ABSTRACTS, (19760517), vol. 84, no. 20, Database accession no. 136271f, page 17, column 2, XP002031284 [A] 1-5 * abstract *
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.