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Extract from the Register of European Patents

EP About this file: EP0659823

EP0659823 - Polypropylene resin composition and the film manufactured therefrom [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  14.03.2003
Database last updated on 03.09.2024
Most recent event   Tooltip14.03.2003Patent maintained (B2 publication)published on 02.05.2003  [2003/18]
Applicant(s)For all designated states
SUMITOMO CHEMICAL COMPANY LIMITED
5-33, Kitahama 4-chome, Chuo-ku Osaka-shi
Osaka 541-0041 / JP
[N/P]
Former [2003/18]For all designated states
SUMITOMO CHEMICAL COMPANY LIMITED
5-33, Kitahama 4-chome, Chuo-ku
Osaka-shi, Osaka 541-0041 / JP
Former [1996/38]For all designated states
SUMITOMO CHEMICAL COMPANY LIMITED
5-33, Kitahama 4-chome, Chuo-ku
Osaka-shi, Osaka 541 / JP
Former [1995/26]For all designated states
SUMITOMO CHEMICAL COMPANY, LIMITED
5-33, Kitahama 4-chome Chuo-ku
Osaka / JP
Inventor(s)01 / Ima, Seiichiro
9-923 Yushudainishi-1-chome
Ichihara-shi / JP
02 / Shiratani, Eisuke
Sumitomo Kamiwaseda Shataku 4410
135 Iriyamazu, Ichihara-shi / JP
03 / Satoh, Makoto
Sumitomo Kagaku Kamiwasedaryo 1409
135 Iriyamazu, Ichihara-shi / JP
[1997/41]
Former [1995/26]01 / Ima, Seiichiro
9-923 Yushudainishi-1-chome
Ichihara-shi / JP
02 / Shiratani, Eisuke
Sumitomo Kamiwaseda Shataku 4410
135 Iriyamazu, Ichihara-shi / JP
Representative(s)Ablewhite, Alan James
Marks & Clerk 90 Long Acre
London WC2E 9RA / GB
[N/P]
Former [1995/26]Ablewhite, Alan James
MARKS & CLERK, 57/60 Lincoln's Inn Fields
London WC2A 3LS / GB
Application number, filing date94309337.714.12.1994
[1995/26]
Priority number, dateJP1993032664324.12.1993         Original published format: JP 32664393
[1995/26]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0659823
Date:28.06.1995
Language:EN
[1995/26]
Type: B1 Patent specification 
No.:EP0659823
Date:08.10.1997
Language:EN
[1997/41]
Type: B2 New European patent specification 
No.:EP0659823
Date:02.05.2003
Language:EN
[2003/18]
Search report(s)(Supplementary) European search report - dispatched on:EP11.04.1995
ClassificationIPC:C08L23/10
[1995/26]
CPC:
C08L23/10 (EP); C08L23/142 (EP); C08L2205/22 (EP);
C08L2312/00 (EP); C08L33/12 (EP)
C-Set:
C08L23/10, C08L2666/04 (EP);
C08L23/142, C08L2666/04 (EP)
Designated contracting statesDE,   FR,   GB,   IT [1995/26]
TitleGerman:Polypropylenharzzusammensetzung und daraus hergestellter Film[1995/26]
English:Polypropylene resin composition and the film manufactured therefrom[1995/26]
French:Composition de polypropylène et pellicule à partir de cette composition[1995/26]
Examination procedure08.12.1995Examination requested  [1996/06]
02.05.1996Despatch of a communication from the examining division (Time limit: M04)
23.08.1996Reply to a communication from the examining division
02.12.1996Despatch of communication of intention to grant (Approval: No)
07.04.1997Despatch of communication of intention to grant (Approval: later approval)
11.04.1997Communication of intention to grant the patent
08.07.1997Fee for grant paid
08.07.1997Fee for publishing/printing paid
Opposition(s)Opponent(s)01  08.07.1998    ADMISSIBLE
Wolff Walsrode AG
Postfach
D-29655 Walsrode / DE
Opponent's representative
Hellfeldt, Kurt, et al, et al
Bayer AG
Konzernbereich RP
Patente und Lizenzen
51368 Leverkusen / DE
 [N/P]
Former [1998/36]
Opponent(s)01  08.07.1998    ADMISSIBLE
Wolff Walsrode AG
Postfach
D-29655 Walsrode / DE
Opponent's representative
Hellfeldt, Kurt, et al, et al
Bayer AG Konzernbereich RP, Patente und Lizenzen
51368 Leverkusen / DE
13.08.1998Invitation to proprietor to file observations on the notice of opposition
12.02.1999Reply of patent proprietor to notice(s) of opposition
15.11.2001Despatch of a communication from the opposition division (Time limit: M04)
14.03.2002Reply to a communication from the opposition division
05.08.2002Despatch of interlocutory decision in opposition
15.08.2002Legal effect of interlocutory decision in opposition
27.11.2002Despatch of communication that the patent will be maintained as amended
26.02.2003Fee for printing new specification paid
Fees paidRenewal fee
11.12.1996Renewal fee patent year 03
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Documents cited:Search[X]EP0447652  (WOLFF WALSRODE) [X] 1-22 * page 2, line 15 - line 30 *;
 [X]EP0424761  (WOLFF WALSRODE) [X] 1-22 * page 2, line 33 - line 46 *;
 [A]US4782110  (DUPONT) [A] 1-22 * column 2, line 33 - column 4, line 36 *
Opposition   - Römpp Chemie Lexikon, 9. Auflage (1991), p. 2652
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.