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Extract from the Register of European Patents

EP About this file: EP0038119

EP0038119 - Process for producing terpolymers of propylene, ethylene and another alpha-olefin, and terpolymers produced by the process [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  25.11.1989
Database last updated on 16.11.2024
Most recent event   Tooltip25.11.1989Patent maintained (B2 publication)published on 10.01.1990 [1990/02]
Applicant(s)For all designated states
Chisso Corporation
6-32, Nakanoshima 3-chome Kita-ku Osaka-shi
Osaka 530-0055 / JP
[N/P]
Former [1981/42]For all designated states
Chisso Corporation
6-32, Nakanoshima 3-chome Kita-ku
Osaka-shi Osaka-fu / JP
Inventor(s)01 / Sato, Akihiro
2848-117, Kubota Sodegauracho
Kimitsugun Chibaken / JP
02 / Suzuki, Takeshi
17, Tatsumidai-higashi 2-chome
Ichiharashi Chibaken / JP
03 / Kikuta, Kazutsune
17, Tatsumidai-higashi 2-chome
Ichiharashi Chibaken / JP
04 / Chiba, Hiromasa
182, Monzen 2-chome
Ichiharashi Chibaken / JP
05 / Uwai, Toshihiro
17, Tatsumidai-higashi 2-chome
Ichiharashi Chibaken / JP
06 / Matsuda, Kenji
17, Tatsumidai-higashi 2-chome
Ichiharashi Chibaken / JP
07 / Hanari, Tohru
6133, Goi
Ichiharashi Chibaken / JP
[1981/42]
Representative(s)Ruffles, Graham Keith, et al
Marks & Clerk LLP 62-68 Hills Road Cambridge
CB2 1LA / GB
[N/P]
Former [1981/42]Ruffles, Graham Keith, et al
MARKS & CLERK, 57-60 Lincoln's Inn Fields
London WC2A 3LS / GB
Application number, filing date81301027.911.03.1981
[1981/42]
Priority number, dateJP1980004774211.04.1980         Original published format: JP 4774280
[1981/42]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0038119
Date:21.10.1981
Language:EN
[1981/42]
Type: A3 Search report 
No.:EP0038119
Date:02.12.1981
Language:EN
[1981/48]
Type: B1 Patent specification 
No.:EP0038119
Date:13.06.1984
Language:EN
[1984/24]
Type: B2 New European patent specification 
No.:EP0038119
Date:10.01.1990
Language:EN
[1990/02]
Search report(s)(Supplementary) European search report - dispatched on:EP30.09.1981
ClassificationIPC:C08F210/06, C08F4/64
[1981/42]
CPC:
C08F210/06 (EP,US); Y10S526/904 (EP,US)
C-Set:
C08F210/06, C08F4/6492 (EP,US)
Designated contracting statesBE,   DE,   FR,   GB,   IT,   NL [1981/42]
TitleGerman:Verfahren zur Herstellung von Terpolymeren aus Propylen, Äthylen und einem anderen alpha-Olefin sowie durch dieses Verfahren erhaltene Polymere[1981/42]
English:Process for producing terpolymers of propylene, ethylene and another alpha-olefin, and terpolymers produced by the process[1981/42]
French:Procédé pour la préparation de terpolymères de propylène, d'éthylène et d'une autre alpha-oléfine, et terpolymères produits par ce procédé[1981/42]
Examination procedure24.12.1981Examination requested  [1982/10]
08.12.1982Despatch of a communication from the examining division (Time limit: M04)
31.03.1983Reply to a communication from the examining division
17.05.1983Despatch of a communication from the examining division (Time limit: M02)
24.05.1983Reply to a communication from the examining division
31.08.1983Despatch of communication of intention to grant (Approval: )
22.11.1983Communication of intention to grant the patent
28.12.1983Fee for grant paid
28.12.1983Fee for publishing/printing paid
Opposition(s)Opponent(s)01  06.03.1985  27.03.1985  ADMISSIBLE
BASF Aktiengesellschaft
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
 [N/P]
Former [1985/20]
Opponent(s)01  06.03.1985  27.03.1985  ADMISSIBLE
BASF Aktiengesellschaft, Ludwigshafen
-Patentabteilung - C6- Carl-Bosch-Strasse 38
D-67056 Ludwigshafen / DE
23.05.1985Invitation to proprietor to file observations on the notice of opposition
18.11.1985Reply of patent proprietor to notice(s) of opposition
11.12.1985Communication of observations of patent proprietor (Time limit: M04)
09.04.1986Reply of parties involved to observations of patent proprietor
24.03.1987Despatch of a communication from the opposition division (Time limit: M06)
21.09.1987Reply to a communication from the opposition division
20.03.1989Despatch of interlocutory decision in opposition
30.03.1989Legal effect of interlocutory decision in opposition
10.07.1989Despatch of communication that the patent will be maintained as amended
03.10.1989Fee for printing new specification paid
Fees paidRenewal fee
17.03.1983Renewal fee patent year 03
14.03.1984Renewal fee patent year 04
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Documents cited:Search[D]JP52127994  ;
 [AD]JP49035487  ;
 [A]JP54026891  ;
 [AD]JP51079195
 [D]  - CHEMICAL ABSTRACTS. vol.88, no.26, June 26, 1978, page 21, abstract no. 19179h COLUMBUS, Ohio (US) & JP-A-52 127 994 (CHISSO CORP.) (October 27, 1977), & JP52127994 A 00000000
 [AD]  - CHEMICAL ABSTRACTS, vol.83, no.8, August 25, 1975, page 78, abstract no. 60323f COLUMBUS, Ohio (US) & JP-A-49 035 487 (MITSUBISHI PETROCHEMICAL CO. LTD.) (April 02, 1974), & JP49035487 A 00000000
 [A]  - CHEMICAL ABSTRACTS, vol.91, no.2, July 9, 1979, page 19, abstract no. 5705x COLUMBUS, Ohio (US) & JP-A-54 026 891 (MITSUI PETROCHEMICAL INDUSTRIES LTD.) (February 28, 1979), & JP54026891 A 00000000
 [AD]  - CHEMICAL ABSTRACTS, vol.85, no.18, November 1, 1976, page 17, abstract no. 124627j COLUMBUS, Ohio (US) & JP-A-51 079 195 (CHISSO CORP.) (July 9, 1976), & JP51079195 A 00000000
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.