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Extract from the Register of European Patents

EP About this file: EP0714923

EP0714923 - Propylene block copolymer and process for producing the same [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  05.05.2001
Database last updated on 09.09.2024
Most recent event   Tooltip05.05.2001No opposition filed within time limitpublished on 20.06.2001 [2001/25]
Applicant(s)For all designated states
SHOWA DENKO K.K.
13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
[N/P]
Former [1996/23]For all designated states
SHOWA DENKO KABUSHIKI KAISHA
13-9, Shiba Daimon 1-chome
Minato-ku, Tokyo / JP
Inventor(s)01 / Watanabe, Kazuyuki, c/o Showa Denko K.K.
Oita Research Laboratory, 2, Oaza Nakanosu
Oita-shi, Oita / JP
02 / Yanagihara, Hisayoshi, c/o Showa Denko K.K.
Oita Research Laboratory, 2, Oaza Nakanosu
Oita-shi, Oita / JP
03 / Matsumoto, Shimako, c/o Showa Denko K.K.
Oita Research Laboratory, 2, Oaza Nakanosu
Oita-shi, Oita / JP
[1996/23]
Representative(s)Henkel & Partner mbB
Patentanwaltskanzlei, Rechtsanwaltskanzlei
Maximiliansplatz 21
80333 München / DE
[N/P]
Former [1996/23]Henkel, Feiler, Hänzel & Partner
Möhlstrasse 37
81675 München / DE
Application number, filing date95118246.820.11.1995
[1996/23]
Priority number, dateJP1994031124121.11.1994         Original published format: JP 31124194
JP1994031124221.11.1994         Original published format: JP 31124294
[1996/23]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0714923
Date:05.06.1996
Language:EN
[1996/23]
Type: B1 Patent specification 
No.:EP0714923
Date:05.07.2000
Language:EN
[2000/27]
Search report(s)(Supplementary) European search report - dispatched on:EP09.04.1996
ClassificationIPC:C08F297/08, C08L23/12, C08L53/00, C08K3/34
[1996/23]
CPC:
C08F10/06 (EP,US); C08F297/00 (KR); C08F297/08 (EP,US);
C08F297/083 (EP,US); C08L23/10 (EP,US); C08L53/00 (EP,US);
C08F110/06 (EP,US); C08F210/06 (EP,US); C08L2205/18 (EP,US);
C08L2207/02 (EP,US); C08L23/04 (EP,US); C08L23/0815 (EP,US);
C08L23/14 (EP,US); C08L23/16 (EP,US); C08L2308/00 (EP,US);
C08L51/06 (EP,US) (-)
C-Set:
C08F10/06, C08F2/001 (EP,US);
C08L23/10, C08L2666/04 (US,EP);
C08L23/10, C08L2666/24 (US,EP);
C08L53/00, C08L2666/02 (US,EP);
C08F110/06, C08F2500/12, C08F2500/07, C08F2500/21 (EP,US);
C08F210/06, C08F210/16, C08F2500/12, C08F2500/07, C08F2500/21 (EP,US)
(-)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1996/23]
TitleGerman:Propylen Blockcopolymer und Verfahren zu seiner Herstellung[1996/23]
English:Propylene block copolymer and process for producing the same[1996/23]
French:Copolymère bloc de propylène et son procédé de production[1996/23]
Examination procedure25.07.1996Examination requested  [1996/38]
10.10.1996Despatch of a communication from the examining division (Time limit: M06)
18.04.1997Reply to a communication from the examining division
26.09.1997Despatch of a communication from the examining division (Time limit: M04)
30.01.1998Reply to a communication from the examining division
28.07.1998Despatch of a communication from the examining division (Time limit: M06)
05.02.1999Reply to a communication from the examining division
20.10.1999Despatch of communication of intention to grant (Approval: Yes)
29.12.1999Communication of intention to grant the patent
23.02.2000Fee for grant paid
23.02.2000Fee for publishing/printing paid
Opposition(s)06.04.2001No opposition filed within time limit [2001/25]
Fees paidRenewal fee
28.11.1997Renewal fee patent year 03
26.11.1998Renewal fee patent year 04
30.11.1999Renewal fee patent year 05
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Documents cited:Search[DA]JPS5298045  (MITSUI PETROCHEMICAL IND)[DA] 1-12;
 [A]FR2340961  (MITSUI PETROCHEMICAL IND [JP]) [A] 1-12 * the whole document *;
 [A]EP0226003  (BASF AG [DE]) [A] 6,12 * the whole document *;
 [DA]US4761461  (JAGGARD JAMES F R [DE], et al) [DA] 6,12;
 [Y]EP0376081  (IDEMITSU PETROCHEMICAL CO [JP], et al) [Y] 7-12 * figure -; claim - *;
 [A]EP0400333  (HIMONT INC [US]) [A] 1-6 * the whole document *;
 [XY]EP0515879  (BASF AG [DE]) [X] 7-12 * column W * [Y] 7-12;
 [A]EP0534776  (SUMITOMO CHEMICAL CO [JP]) [A] 5,11 * page 5, line 3 - line 8; claim - *
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.