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Extract from the Register of European Patents

EP About this file: EP0950667

EP0950667 - Olefin polymerization catalyst and polymerization process [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  16.06.2006
Database last updated on 30.10.2024
Most recent event   Tooltip28.11.2008Lapse of the patent in a contracting state
New state(s): FR
published on 31.12.2008  [2009/01]
Applicant(s)For all designated states
Mitsui Chemicals, Inc.
5-2, Higashi-Shimbashi 1-Chome Minato-ku
Tokyo / JP
[N/P]
Former [2004/49]For all designated states
MITSUI CHEMICALS, INC.
5-2, Higashi-Shimbashi 1-Chome Minato-ku
Tokyo / JP
Former [1999/42]For all designated states
Mitsui Chemicals, Inc.
2-5, Kasumigaseki 3-chome, Chiyoda-ku
Tokyo 100-6070 / JP
Inventor(s)01 / Matsui, Shigekazu
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
02 / Tsuru, Kazutaka
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
03 / Nitabaru, Masatoshi
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
04 / Fujita, Terunori
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
05 / Mitani, Makoto
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
06 / Takagi, Yukihiro
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
07 / Nakano, Takashi
c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome
Waki-cho, Kuga-gun, Yamaguchi 740-0061 / JP
[1999/42]
Representative(s)Hoffmann Eitle
Patent- und Rechtsanwälte PartmbB
Arabellastrasse 30
81925 München / DE
[N/P]
Former [1999/42]HOFFMANN - EITLE
Patent- und Rechtsanwälte Arabellastrasse 4
81925 München / DE
Application number, filing date99106268.815.04.1999
[1999/42]
Priority number, dateJP1998010644016.04.1998         Original published format: JP 10644098
JP1998015507603.06.1998         Original published format: JP 15507698
JP1998025307107.09.1998         Original published format: JP 25307198
JP1999007929224.03.1999         Original published format: JP 7929299
[1999/42]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0950667
Date:20.10.1999
Language:EN
[1999/42]
Type: A3 Search report 
No.:EP0950667
Date:05.02.2003
[2003/06]
Type: B1 Patent specification 
No.:EP0950667
Date:10.08.2005
Language:EN
[2005/32]
Search report(s)(Supplementary) European search report - dispatched on:EP18.12.2002
ClassificationIPC:C08F4/00, C08F10/00, C08F4/64
[2002/48]
CPC:
C08F10/00 (EP,US); C08F4/00 (KR); C08F110/02 (EP,US)
C-Set:
C08F10/00, C08F4/64044 (US,EP);
C08F10/00, C08F4/64048 (EP,US);
C08F10/00, C08F4/64051 (US,EP);
C08F10/00, C08F4/64075 (EP,US);
C08F110/02, C08F2500/17 (US,EP)
(-)
Former IPC [1999/42]C08F4/00, C08F10/00
Designated contracting statesBE,   DE,   ES,   FR,   NL [2003/43]
Former [1999/42]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Katalysator für Olefinpolymerisation und Polymerisationsverfahren[1999/42]
English:Olefin polymerization catalyst and polymerization process[1999/42]
French:Catalyseur de polymérisation d'oléfine et procédé de polymérisation[1999/42]
Examination procedure04.04.2003Examination requested  [2003/23]
28.07.2003Despatch of a communication from the examining division (Time limit: M04)
26.11.2003Reply to a communication from the examining division
22.04.2004Despatch of a communication from the examining division (Time limit: M04)
02.09.2004Reply to a communication from the examining division
25.02.2005Communication of intention to grant the patent
06.06.2005Fee for grant paid
06.06.2005Fee for publishing/printing paid
Opposition(s)11.05.2006No opposition filed within time limit [2006/29]
Fees paidRenewal fee
23.04.2001Renewal fee patent year 03
23.04.2002Renewal fee patent year 04
29.04.2003Renewal fee patent year 05
21.04.2004Renewal fee patent year 06
25.04.2005Renewal fee patent year 07
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Lapses during opposition  TooltipBE10.08.2005
FR10.08.2005
NL10.08.2005
ES21.11.2005
[2009/01]
Former [2006/25]BE10.08.2005
NL10.08.2005
ES21.11.2005
Former [2006/14]NL10.08.2005
ES21.11.2005
Documents cited:Search[PX]WO9919335  (BP CHEM INT LTD [GB], et al) [PX] 1-5,9-13 * examples 7,11 *;
 [A]EP0924223  (MITSUI CHEMICALS INC [JP]) [A] 1-13 * the whole document *
 [X]  - GAUVIN, REGIS M. ET AL, "Synthesis, characterization and ethylene polymerization activity of zirconium complexes containing nonsymmetric diamido ligands derived from 2-aminobenzylamine", EUROPEAN JOURNAL OF INORGANIC CHEMISTRY (2001), (9), 2337-2346, XP002215994 [X] 1-5,7,9-13 * the whole document *

DOI:   http://dx.doi.org/10.1002/1099-0682(200109)2001:9<2337::AID-EJIC2337>3.0.CO;2-B
 [X]  - YOU-MOON JEON ET AL, "titanium and zirconium complexes with the new ancillary diamido ligand N,N'-bis(trimethylsilyl)amidobenzylamido(2-):syntheses, structures, and alpha-olefin polymerization activites", ORGANOMETALLICS, (19990222), vol. 18, pages 4107 - 4113, XP002215995 [X] 1-5,7,9-13 * the whole document *

DOI:   http://dx.doi.org/10.1021/om990121b
 [A]  - CHUNNING WANG ET AL, "neutral nickel(II)-based catalysts for ethylene polymerization", ORGANOMETALLICS, (19980309), vol. 17, pages 3149 - 3151, XP002215996 [A] 1-13 * the whole document *

DOI:   http://dx.doi.org/10.1021/om980176y
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.