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Extract from the Register of European Patents

EP About this file: EP1352913

EP1352913 - Preparation of modified methylaluminoxane olefin polymerisation catalyst component [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  07.04.2017
Database last updated on 14.08.2024
Most recent event   Tooltip07.04.2017No opposition filed within time limitpublished on 10.05.2017  [2017/19]
Applicant(s)For all designated states
Tosoh Finechem Corporation
4555, Kaisei-cho Shunan-shi
Yamaguchi 746-0006 / JP
[2016/22]
Former [2003/42]For all designated states
Tosoh Finechem Corporation
4555 banchi, Kaisei-cho
Shin-Nanyo city, Yamaguchi 746-006 / JP
Inventor(s)01 / Kaji, Eiichi
Maison Blanche 502, 2, 1-chome
Midori-machi
Tokuyama-shi, Yamaguchi, 745-0075 / JP
02 / Toyota, Kouji
Neuf Arcenciel 102
12-25, 3-chome, Asae
Hikari-shi, Yamaguchi, 743-0021 / JP
03 / Takasugi, Toshihiro
245, Ooaza-ooshima
Tokuyama-shi, Yamaguchi, 745-0803 / JP
04 / Kanazawa, Hideki
201, 6-6, 4-chome, Madokoro
Shinnanyou-shi, Yamaguchi, 746-0012 / JP
 [2016/12]
Former [2003/42]01 / Kaji, Eiichi
Maison Blache 502, 2, 1-chome, Midori-machi
Tokuyama-shi, Yamaguchi, 745-0075 / JP
02 / Toyota, Kouji
Neuf Arcenciel 102, 12-25, 3-chome, Asae
Hikari-shi, Yamaguchi, 743-0021 / JP
03 / Takasugi, Toshihiro
245, Ooaza-ooshima
Tokuyama-shi, Yamaguchi, 745-0803 / JP
04 / Kanazawa, Hideki
201, 6-6, 4-chome, Madokoro
Shinnanyou-shi, Yamaguchi, 746-0012 / JP
Representative(s)Pautex Schneider, Nicole Véronique
Novagraaf International SA
Chemin de l'Echo 3
1213 Onex / CH
[2016/22]
Former [2003/42]Pautex Schneider, Nicole
Novagraaf Internatinal SA 25, Avenue du Pailly
1220 Les Avanchets - Geneva / CH
Application number, filing date03007377.902.04.2003
[2003/42]
Priority number, dateJP2002010473408.04.2002         Original published format: JP 2002104734
JP2002029588209.10.2002         Original published format: JP 2002295882
[2003/42]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1352913
Date:15.10.2003
Language:EN
[2003/42]
Type: B1 Patent specification 
No.:EP1352913
Date:01.06.2016
Language:EN
[2016/22]
Search report(s)(Supplementary) European search report - dispatched on:EP04.08.2003
ClassificationIPC:C08F10/00, C08F4/642
[2003/42]
CPC:
C07F5/068 (EP,US); C08F110/02 (EP,US); C08F4/65916 (EP,US);
C08F4/65925 (EP,US); Y10S526/943 (EP,US)
C-Set:
C08F110/02, C08F4/65912 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [2016/22]
Former [2004/28]DE,  FR,  GB,  IT,  NL 
Former [2003/42]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:Verfahren zur Herstellung von modifiertem Methylaluminoxan als Olefinpolymerisationskatalysatorbestandteil[2003/42]
English:Preparation of modified methylaluminoxane olefin polymerisation catalyst component[2003/42]
French:Procédé pour la préparation de methylaluminoxane modifié comme composant catalytique pour la polymérisation d'olefins[2003/42]
Examination procedure05.02.2004Examination requested  [2004/15]
29.04.2004Despatch of a communication from the examining division (Time limit: M06)
20.10.2004Reply to a communication from the examining division
19.09.2005Despatch of a communication from the examining division (Time limit: M06)
08.03.2006Reply to a communication from the examining division
07.11.2014Despatch of a communication from the examining division (Time limit: M06)
17.04.2015Reply to a communication from the examining division
30.04.2015Despatch of a communication from the examining division (Time limit: M02)
03.06.2015Reply to a communication from the examining division
24.02.2016Communication of intention to grant the patent
31.03.2016Fee for grant paid
31.03.2016Fee for publishing/printing paid
31.03.2016Receipt of the translation of the claim(s)
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  29.04.2004
Opposition(s)02.03.2017No opposition filed within time limit [2017/19]
Fees paidRenewal fee
07.04.2005Renewal fee patent year 03
06.04.2006Renewal fee patent year 04
26.04.2007Renewal fee patent year 05
20.03.2008Renewal fee patent year 06
28.04.2009Renewal fee patent year 07
23.03.2010Renewal fee patent year 08
28.04.2011Renewal fee patent year 09
27.03.2012Renewal fee patent year 10
14.03.2013Renewal fee patent year 11
28.02.2014Renewal fee patent year 12
26.02.2015Renewal fee patent year 13
03.03.2016Renewal fee patent year 14
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Lapses during opposition  TooltipIT01.06.2016
[2017/09]
Documents cited:Search[X]JPH0446906  ;
 [X]EP0324856  (MITSUI PETROCHEMICAL IND [JP]) [X] 1-3 * page 16 - page 19; examples 1-5; table 1 *;
 [X]EP0372617  (TEXAS ALKYLS INC [US]) [X] 1-3 * page 5 - page 6; examples 1,3-6; table I * * page 6, line 44 - line 47 * * tables II,III *;
 [X]US4937217  (CHANG MAIN [US]) [X] 1-8 * example 1; claim 1 *;
 [X]EP0393358  (IDEMITSU KOSAN CO [JP]) [X] 1-3 * example 1 *;
 JPH03103407  [ ] (IDEMITSU KOSAN CO);
 [X]US5157008  (SANGOKOYA SAMUEL A [US], et al) [X] 1-3 * column 1, line 14 - line 21 * * examples 1-9; claims 1-4,7-9,11,12 *;
 [X]WO9915534  (DOW CHEMICAL CO [US], et al) [X] 1-6,8 * examples 1-8; claims 1,8; tables 1-3 *;
 [X]  - MATSUMOTO, JUNICHI ET AL, "Manufacture of olefin polymers in presence of aluminoxane-containing catalysts", CA, CHEMICAL ABSTRACTS SERVICE, COLUMBUS, OHIO, US, Database accession no. 115:160019, URL: STN, XP002248182 [X] 1-3 * abstract *
 [X]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 1992, no. 13, Database accession no. 1992-102341, XP002248183 & JPH0446906 A 19920217 (TOSOH ACZO KK) [X] 1-3 * abstract *
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.