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Extract from the Register of European Patents

EP About this file: EP0699695

EP0699695 - Process for the preparation of copolyacetals [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  06.06.2003
Database last updated on 16.11.2024
Most recent event   Tooltip06.06.2003No opposition filed within time limitpublished on 23.07.2003  [2003/30]
Applicant(s)For all designated states
Ticona GmbH
Professor-Staudinger-Strasse
65451 Kelsterbach / DE
[N/P]
Former [2002/37]For all designated states
Ticona GmbH
Professor-Staudinger-strasse
65451 Kelsterbach / DE
Former [2002/31]For all designated states
Ticona GmbH
An der B 43
65451 Kelsterbach / DE
Former [1998/44]For all designated states
Ticona GmbH
An der B 43
65451 Kelsterbach / DE
Former [1998/12]For all designated states
Ticona GmbH
Gebäude K 801
65926 Frankfurt am Main / DE
Former [1996/10]For all designated states
HOECHST AKTIENGESELLSCHAFT
Brüningstrasse 50
D-65929 Frankfurt am Main / DE
Inventor(s)01 / Fleischer, Dietrich, Dr.
Seitersweg 19
D-64287 Darmstadt / DE
02 / Hoffmockel, Michael, Dr.
Feldbergblick 11
D-65527 Niedernhausen / DE
03 / Mück, Karl-Friedrich, Dr.
Schnitterweg 7
D-65207 Wiesbaden / DE
04 / Sextro, Günter, Dr.
Erbsenacker 43
D-65207 Wiesbaden / DE
[1996/10]
Application number, filing date95113209.123.08.1995
[1996/10]
Priority number, dateDE1994443157505.09.1994         Original published format: DE 4431575
[1996/10]
Filing languageDE
Procedural languageDE
PublicationType: A2 Application without search report 
No.:EP0699695
Date:06.03.1996
Language:DE
[1996/10]
Type: A3 Search report 
No.:EP0699695
Date:01.10.1997
[1997/40]
Type: B1 Patent specification 
No.:EP0699695
Date:31.07.2002
Language:DE
[2002/31]
Search report(s)(Supplementary) European search report - dispatched on:EP11.08.1997
ClassificationIPC:C08G2/24, C08G2/28
[1996/10]
CPC:
C08G2/24 (EP,US); C08G2/10 (KR); C08G2/00 (EP,US);
C08G2/28 (EP,KR,US); C08J3/12 (KR)
Designated contracting statesBE,   DE,   ES,   FR,   GB,   IT,   NL [1997/12]
Former [1996/10]BE,  DE,  ES,  FR,  GB,  IT,  LU,  NL 
TitleGerman:Verfahren zur Herstellung von Polyacetalcopolymeren[1996/10]
English:Process for the preparation of copolyacetals[1996/10]
French:Procédé de préparation de copolyacétals[1996/10]
Examination procedure01.04.1998Examination requested  [1998/23]
01.03.2001Despatch of a communication from the examining division (Time limit: M04)
04.07.2001Reply to a communication from the examining division
06.09.2001Despatch of a communication from the examining division (Time limit: M04)
10.09.2001Reply to a communication from the examining division
24.10.2001Despatch of communication of intention to grant (Approval: Yes)
06.02.2002Communication of intention to grant the patent
16.05.2002Fee for grant paid
16.05.2002Fee for publishing/printing paid
Opposition(s)06.05.2003No opposition filed within time limit [2003/30]
Fees paidRenewal fee
01.09.1997Renewal fee patent year 03
31.08.1998Renewal fee patent year 04
31.08.1999Renewal fee patent year 05
31.08.2000Renewal fee patent year 06
31.08.2001Renewal 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:Search[A]FR2254592  (HOECHST AG [DE]) [A] 1,4,7* example 1; claim 1 *;
 [DA]EP0080656  (BASF AG [DE]) [DA] 1,3-5,9-11 * column W *;
 [PA]EP0638599  (HOECHST AG [DE]) [PA] 1,3-5,9-11 * column W *;
 [D]DE4327245  (HOECHST AG [DE])
by applicantUS3027352
 DE1161421
 DE1495228
 DE1720358
 US3803094
 DE3018898
 EP0347119
 EP0325052
 DE4327245
 DE4327246
 DE4423617
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.