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Extract from the Register of European Patents

EP About this file: EP0728827

EP0728827 - Polymers with distyrylbenzene repeating units and their use [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  17.07.1998
Database last updated on 18.01.2025
Most recent event   Tooltip17.07.1998Withdrawal of applicationpublished on 02.09.1998 [1998/36]
Applicant(s)For all designated states
BAYER AG
51368 Leverkusen / DE
[1996/35]
Inventor(s)01 / Wehrmann, Rolf, Dr.
Scheiblerstr. 81
D-47800 Krefeld / DE
02 / Dujardin, Ralf, Dr.
Hochheideweg 35
D-47877 Willich / DE
03 / Elschner, Andreas, Dr.
Lederstr. 6
D-45479 Mülheim / DE
[1996/35]
Application number, filing date96101882.709.02.1996
[1996/35]
Priority number, dateDE199510604322.02.1995         Original published format: DE 19506043
[1996/35]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0728827
Date:28.08.1996
Language:DE
[1996/35]
Search report(s)(Supplementary) European search report - dispatched on:EP05.06.1996
ClassificationIPC:C09K11/06, C08G65/40, C08G63/547, C08G64/04, C08G18/67
[1996/35]
CPC:
C09K11/06 (EP); C08G63/547 (EP); C08G64/045 (EP);
C08G65/4006 (EP); C08G75/23 (EP)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [1996/35]
TitleGerman:Polymere mit Distyrylbenzoleinheiten und deren Verwendung[1996/35]
English:Polymers with distyrylbenzene repeating units and their use[1996/35]
French:Polymères ayant des unités de distyrylbenzène et leur utilisation[1996/35]
Examination procedure15.01.1997Examination requested  [1997/11]
10.02.1998Despatch of a communication from the examining division (Time limit: M06)
07.07.1998Application withdrawn by applicant  [1998/36]
Fees paidRenewal fee
02.03.1998Renewal fee patent year 03
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
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[X]EP0427962  (MITSUBISHI PETROCHEMICAL CO ET AL.) [X] 1,2,4,8 * page 5, line 30 - line 35 * * page 9, line 45 - line 50; claims 1,3 *;
 [X]WO9427417  (POLAROID CORPORATION) [X] 1,2,4,8 * page 7, line 1 - line 21 *;
 [XD]  - P. HESEMANN ET AL., "Novel Structural Derivatives of Poly-p-Phenylenevinylene", MACROMOL. SYMP., (1994), vol. 77, pages 315 - 324, XP000433248 [XD] 1,2,4,8 * page 319 - page 320 *
 [XD]  - YANG Z ET AL, "A SOLUBLE BLUE-LIGHT-EMITTING POLYMER", MACROMOLECULES, (19930301), vol. 26, no. 26, pages 1188 - 1190, XP000346156 [XD] 1,6,8 * page 1188, column R *

DOI:   http://dx.doi.org/10.1021/ma00057a047
 [X]  - Z. YANG ET AL., "Synthesis of Electrically Conducting Copolymers with Short Alternating Conjugated and Non-Conjugated Blocks", POLYMER, (1994), vol. 35, no. 2, pages 391 - 397, XP000196021 [X] 1,4,8 * page 392 *

DOI:   http://dx.doi.org/10.1016/0032-3861(94)90709-9
 [X]  - T. E MATES ET AL., "Conductivity and Third-Order Nonlinear Optical Measurements of Polymers with Distyrylbenzene and Diphenylbutadiene Segments", CHEMISTRY OF MATERIALS, (199302), vol. 5, no. 2, pages 217 - 221, XP000569724 [X] 1,4,6,8 * page 218, column L *

DOI:   http://dx.doi.org/10.1021/cm00026a012
 [X]  - T.E. MATES, "New Thermotropic Polyesters from Distyrylbenzene Bisphenols", JOURNAL OF POLYMER SCIENCE: PART C: POLYMER LETTERS, (1990), vol. 28, pages 331 - 339, XP000196017 [X] 1,4,8 * page 332, paragraph L *
 [X]  - B. HU ET AL., "Photoluminescence and Electroluminescence of new PPV-Based Light-Emitting Copolymers", JOURNAL OF LUMINESCENCE, (1994), vol. 60&61, pages 919 - 922, XP000196022 [X] 1,6,8 * page 920 *

DOI:   http://dx.doi.org/10.1016/0022-2313(94)90312-3
 [X]  - T. E. MATES ET AL, "Model Polymers with Distyrylbenzene Segments for Third-Order Nonlinear Optical Properties", ACS SYMPOSIUM SERIES: MATERIALS FOR NONLINEAR OPTICS; CHEMICAL PERSPECTIVES, WASHINGTON, (1991), vol. 455, pages 497 - 513, XP000196023 [X] 1,4,6,8 * page 500 - page 503 *
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.