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Extract from the Register of European Patents

EP About this file: EP0115940

EP0115940 - Film-forming propylene copolymer, film thereof and process for production of the film [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  31.01.1997
Database last updated on 03.04.2025
Most recent event   Tooltip17.04.2015Change - lapse in a contracting statepublished on 20.05.2015  [2015/21]
Applicant(s)For all designated states
MITSUI PETROCHEMICAL INDUSTRIES, LTD.
2-5, Kasumigaseki 3-chome Chiyoda-ku
Tokyo 100 / JP
[N/P]
Former [1984/33]For all designated states
MITSUI PETROCHEMICAL INDUSTRIES, LTD.
2-5, Kasumigaseki 3-chome Chiyoda-ku
Tokyo 100 / JP
Inventor(s)01 / Kohyama, Masaki
2-5 Misono 1-chome
Ohtake-shi Hiroshima-ken / JP
02 / Kioka, Mamoru
3-6 Misono 1-chome
Ohtake-shi Hiroshima-ken / JP
03 / Kashiwa, Norio
2-9 Muronoki-cho- 1-chome
Iwakuni-shi Yamaguchi-ken / JP
04 / Ishiyama, Masanobu
2-4 Muronoki-cho 1-chome
Iwakuni-shi Yamaguchi-ken / JP
[1984/33]
Representative(s)Cresswell, Thomas Anthony, et al
J.A. Kemp & Co.
14 South Square
Gray's Inn
London
WC1R 5JJ / GB
[N/P]
Former [1995/31]Cresswell, Thomas Anthony, et al
J.A. KEMP & CO. 14 South Square Gray's Inn
London WC1R 5LX / GB
Former [1984/33]Myerscough, Philip Boyd
J.A.KEMP & CO. 14, South Square Gray's Inn
London WC1R 5LX / GB
Application number, filing date84300453.225.01.1984
[1984/33]
Priority number, dateJP1983000932925.01.1983         Original published format: JP 932983
JP1983004447718.03.1983         Original published format: JP 4447783
[1984/33]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0115940
Date:15.08.1984
Language:EN
[1984/33]
Type: B1 Patent specification 
No.:EP0115940
Date:30.12.1986
Language:EN
[1986/52]
Type: B2 New European patent specification 
No.:EP0115940
Date:19.03.1997
Language:EN
[1997/12]
Search report(s)(Supplementary) European search report - dispatched on:EP05.06.1984
ClassificationIPC:C08F210/06, C08J5/18
[1984/33]
CPC:
C08F210/06 (EP,US); C08F210/16 (EP,US); C08J5/18 (EP,US);
C08J2323/16 (EP,US)
C-Set:
C08F210/06, C08F210/16, C08F2500/17, C08F2500/15, C08F2500/26 (EP,US)
Designated contracting statesAT,   DE,   GB,   IT [1984/33]
TitleGerman:Propylencopolymer geeignet zur Folienherstellung, daraus hergestellte Folie und Verfahren zu deren Herstellung[1984/33]
English:Film-forming propylene copolymer, film thereof and process for production of the film[1984/33]
French:Copolymère de propylène convenant à la fabrication de film, film à partir de celui-ci et procédé de préparation de ce film[1984/33]
Examination procedure25.09.1984Examination requested  [1984/50]
03.10.1985Despatch of a communication from the examining division (Time limit: M04)
20.01.1986Reply to a communication from the examining division
14.03.1986Despatch of communication of intention to grant (Approval: )
26.06.1986Communication of intention to grant the patent
29.08.1986Fee for grant paid
29.08.1986Fee for publishing/printing paid
Opposition(s)Opponent(s)01  29.09.1987  09.11.1987  ADMISSIBLE
Hoechst AG Werk Kalle-Albert
Patent- u. Lizenzabteilung KA
65174 Wiesbaden / DE
 [N/P]
Former [1987/48]
Opponent(s)01  29.09.1987  09.11.1987  ADMISSIBLE
HOECHST AKTIENGESELLSCHAFT Werk Kalle-Albert
Zentrale Patentabteilung KA
D-65174 Wiesbaden / DE
deletedDeletion: Legal effect of rejection of opposition [ N /P ]
10.11.1987Invitation to proprietor to file observations on the notice of opposition
30.05.1988Reply of patent proprietor to notice(s) of opposition
10.06.1988Communication of observations of patent proprietor (Time limit: M06)
17.12.1988Reply of parties involved to observations of patent proprietor
13.11.1989Despatch of a communication from the opposition division (Time limit: M04)
22.03.1990Reply to a communication from the opposition division
18.04.1990Despatch of a communication from the opposition division (Time limit: M04)
09.08.1990Reply to a communication from the opposition division
27.09.1990Despatch of a communication from the opposition division (Time limit: M02)
27.11.1990Reply to a communication from the opposition division
06.02.1991Despatch of a communication from the opposition division (Time limit: M04)
13.06.1991Reply to a communication from the opposition division
07.11.1991Despatch of a communication from the opposition division (Time limit: M01)
30.01.1992Date of despatch of rejection of opposition
07.11.1995Despatch of a communication from the opposition division (Time limit: M06)
07.03.1996Reply to a communication from the opposition division
21.06.1996Despatch of interlocutory decision in opposition
01.07.1996Legal effect of interlocutory decision in opposition
07.10.1996Despatch of communication that the patent will be maintained as amended
10.01.1997Fee for printing new specification paid
Appeal following opposition03.04.1992Appeal received No.  T0293/92
09.06.1992Statement of grounds filed
24.08.1995Result of appeal procedure: maintenance in amended form
24.08.1995Date of oral proceedings
30.08.1995Minutes of the oral proceedings despatched
Fees paidRenewal fee
13.01.1986Renewal fee patent year 03
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Former [1997/42]AT30.12.1986
Documents cited:SearchUS4355144  [ ] (SHIGA AKINOBU, et al);
 US3944530  [ ] (SUGITA YASUNORI, et al);
 GB2054616  [ ] (EL PASO POLYOLEFINS)
    [ ] - CHEMICAL ABSTRACTS, vol. 82, no. 12, 24th March 1975, page 15, no. 73662v, Columbus, Ohio, US
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.