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Extract from the Register of European Patents

EP About this file: EP0700235

EP0700235 - Process for patterning poly(arylenevinylene) polymer films by irradiation with light [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.09.2000
Database last updated on 15.06.2024
Most recent event   Tooltip29.09.2000No opposition filed within time limitpublished on 15.11.2000 [2000/46]
Applicant(s)For all designated states
Aventis Research & Technologies GmbH & Co. KG
65926 Frankfurt am Main / DE
[1999/41]
Former [1996/10]For all designated states
HOECHST AKTIENGESELLSCHAFT
Brüningstrasse 50
D-65929 Frankfurt am Main / DE
Inventor(s)01 / Kang, Wen-Bing
3-12-2-103, Minamidai
Kawagoe-shi, Saitama / JP
02 / Yu, Nu, Dr.
29-1-303, Wakitahonmachi
Kawagoe-shi, Saitama / JP
03 / Tokida, Akihiko
3-1-117, Iseharacho
Kawagoe-shi, Saitama / JP
[1996/10]
Application number, filing date95112829.716.08.1995
[1996/10]
Priority number, dateJP1994020332229.08.1994         Original published format: JP 20332294
[1996/10]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0700235
Date:06.03.1996
Language:EN
[1996/10]
Type: B1 Patent specification 
No.:EP0700235
Date:01.12.1999
Language:EN
[1999/48]
Search report(s)(Supplementary) European search report - dispatched on:EP06.12.1995
ClassificationIPC:H05B33/14, C09K11/06
[1996/10]
CPC:
C08G61/00 (EP,US); H10K85/114 (EP,US); C09K11/06 (EP,US);
H05B33/14 (EP,US); H10K50/11 (EP,US); H10K71/00 (US);
H10K71/40 (EP) (-)
Designated contracting statesCH,   DE,   FR,   GB,   LI,   NL [1996/10]
TitleGerman:Verfahren zur Strukturierung von Poly(arylenvinylen)-Polymerfilmen durch Lichtbestrahlung[1996/10]
English:Process for patterning poly(arylenevinylene) polymer films by irradiation with light[1996/10]
French:Procédé de structuration de films polymères de polyarylènevinylène par irradiation de lumière[1996/10]
Examination procedure06.09.1996Examination requested  [1996/45]
11.11.1998Despatch of communication of intention to grant (Approval: Yes)
12.02.1999Communication of intention to grant the patent
25.05.1999Fee for grant paid
25.05.1999Fee for publishing/printing paid
Opposition(s)02.09.2000No opposition filed within time limit [2000/46]
Fees paidRenewal fee
01.09.1997Renewal fee patent year 03
31.08.1998Renewal fee patent year 04
31.08.1999Renewal fee patent year 05
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Documents cited:Search[DA]WO9203491  (CAMBRIDGE RES & INNOVATION [GB], et al) [DA] 1,2,8* the whole document *;
 [A]WO9314177  (CAMBRIDGE DISPLAY TECH LTD [GB]) [A] 1,2,8 * the whole document *
 [A]  - BURN P L ET AL, "Light-emitting diodes based on conjugated polymers: control of colour and efficiency", ELECTRICAL, OPTICAL, AND MAGNETIC PROPERTIES OF ORGANIC SOLID STATE MATERIALS SYMPOSIUM, BOSTON, MA, USA, 2-6 DEC. 1991, 1992, PITTSBURGH, PA, USA, MATER. RES. SOC, USA, pages 647 - 654 [A] 1,2,8
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.