EP0958316 - CHIRALLY NEMATIC POLYESTERS [Right-click to bookmark this link] | Status | The application is deemed to be withdrawn Status updated on 24.01.2003 Database last updated on 15.08.2024 | Most recent event Tooltip | 27.06.2008 | Change - applicant | published on 30.07.2008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 date | 98909394.3 | 05.02.1998 | [1999/47] | WO1998EP00620 | Priority number, date | DE1997104506 | 06.02.1997 Original published format: DE 19704506 | [1999/47] | Filing language | DE | Procedural language | DE | Publication | Type: | 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: | EP | 13.08.1998 | Classification | IPC: | 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);
| Designated contracting states | DE, ES, FR, GB, IT [1999/47] | Title | German: | CHIRAL NEMATISCHE POLYESTER | [1999/47] | English: | CHIRALLY NEMATIC POLYESTERS | [1999/47] | French: | POLYESTERS NEMATIQUES CHIRAUX | [1999/47] | Entry into regional phase | 05.08.1999 | National basic fee paid | 05.08.1999 | Designation fee(s) paid | 05.08.1999 | Examination fee paid | Examination procedure | 03.09.1998 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 05.08.1999 | Examination requested [1999/47] | 22.12.2000 | Despatch of a communication from the examining division (Time limit: M07) | 19.11.2001 | Reply to a communication from the examining division | 01.09.2002 | Application deemed to be withdrawn, date of legal effect [2003/11] | 07.10.2002 | Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time [2003/11] | Request for further processing for: | 19.11.2001 | Request for further processing filed | 19.11.2001 | Full payment received (date of receipt of payment) Request granted | 30.11.2001 | Decision despatched | Fees paid | Renewal fee | 23.02.2000 | Renewal fee patent year 03 | 20.02.2001 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 28.02.2002 | 05   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 in | International 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 |