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Extract from the Register of European Patents

EP About this file: EP0958316

EP0958316 - CHIRALLY NEMATIC POLYESTERS [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  24.01.2003
Database last updated on 15.08.2024
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 [1999/47]For all designated states
BASF AKTIENGESELLSCHAFT
67056 Ludwigshafen / DE
Inventor(s)01 / KRICHELDORF, Hans, R.
Menzelstrasse 10
D-22607 Hamburg / DE
02 / KRAWINKEL, Thorsten
Platenstrasse 4
D-22609 Hamburg / DE
03 / GERKEN, Andreas
Veerser Weg 29
D-27383 Schessel / DE
04 / SCHUHMACHER, Peter
Waldparkdamm 6
D-68163 Mannheim / DE
[1999/47]
Representative(s)Kinzebach, Werner, et al
Reitstötter, Kinzebach & Partner Patentanwälte Ludwigsplatz 4
67059 Ludwigshafen / DE
[N/P]
Former [1999/47]Kinzebach, Werner, Dr., et al
Patentanwälte, Reitstötter, Kinzebach & Partner, Ludwigsplatz 4
67059 Ludwigshafen / DE
Application number, filing date98909394.305.02.1998
[1999/47]
WO1998EP00620
Priority number, dateDE199710450606.02.1997         Original published format: DE 19704506
[1999/47]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO9834974
Date:13.08.1998
Language:DE
[1998/32]
Type: A1 Application with search report 
No.:EP0958316
Date:24.11.1999
Language:DE
The application published by WIPO in one of the EPO official languages on 13.08.1998 takes the place of the publication of the European patent application.
[1999/47]
Search report(s)International search report - published on:EP13.08.1998
ClassificationIPC:C08G63/672, C09K19/38
[1999/47]
CPC:
A61K8/0295 (EP,US); C08G63/672 (EP,KR,US); A61K8/85 (EP,US);
A61Q3/02 (EP,US); C08G63/676 (EP,US); C08G63/6856 (EP,US);
C09B67/0098 (EP,US); C09K19/3809 (EP,US); A61K2800/54 (EP,US) (-)
Designated contracting statesDE,   ES,   FR,   GB,   IT [1999/47]
TitleGerman:CHIRAL NEMATISCHE POLYESTER[1999/47]
English:CHIRALLY NEMATIC POLYESTERS[1999/47]
French:POLYESTERS NEMATIQUES CHIRAUX[1999/47]
Entry into regional phase05.08.1999National basic fee paid 
05.08.1999Designation fee(s) paid 
05.08.1999Examination fee paid 
Examination procedure03.09.1998Request for preliminary examination filed
International Preliminary Examining Authority: EP
05.08.1999Examination requested  [1999/47]
22.12.2000Despatch of a communication from the examining division (Time limit: M07)
19.11.2001Reply to a communication from the examining division
01.09.2002Application deemed to be withdrawn, date of legal effect  [2003/11]
07.10.2002Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2003/11]
Request for further processing for:19.11.2001Request for further processing filed
19.11.2001Full payment received (date of receipt of payment)
Request granted
30.11.2001Decision despatched
Fees paidRenewal fee
23.02.2000Renewal fee patent year 03
20.02.2001Renewal fee patent year 04
Penalty fee
Additional fee for renewal fee
28.02.200205   M06   Not yet paid
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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.
Cited inInternational search[A]WO9301227  (UNIV MASSACHUSETTS [US]) [A] 1,16 * claims 1-3,7-11 *;
 [DA]DE19504913  (BASF AG [DE]) [DA] 1,3,4 * claims 1-14 *;
 [A]  - KRICHELDORF ET AL., "Cholesteric and photoreactive polyesters", REACTIVE & FUNCTIONAL POLYMERS., SCIENCE PUBLISHERS BV NL, (1996), vol. 30, no. 1-3, pages 173 - 189, XP004052513 [A] 1,3,4 * abstract *

DOI:   http://dx.doi.org/10.1016/1381-5148(96)00018-1
 [A]  - JUNG-IL JIN ET AL., "Thermotropic Copolyesters having ordered comonomer sequences and flexible spacers", JOURNAL OF POLYMER SCIENCE, POLYMER CHEMISTRY EDITION., NEW YORK US, (1993), vol. 31, no. 1, pages 259 - 265, XP000331772 [A] 1,2 * abstract *
 [A]  - YAN QING AND HE JIASONG, "Thermotropic liquid crystalline block copolyesters with PET as flexible spacers", POLYMER BULLETIN., HEIDELBERG DE, (1992), vol. 29, no. 6, pages 633 - 638, XP002067210 [A] 1,16 * abstract *

DOI:   http://dx.doi.org/10.1007/BF01041148
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.