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Extract from the Register of European Patents

EP About this file: EP0316122

EP0316122 - Die assembly exchanging apparatus for extruder [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  09.07.1994
Database last updated on 05.10.2024
Most recent event   Tooltip09.07.1994No opposition filed within time limitpublished on 31.08.1994 [1994/35]
Applicant(s)For all designated states
Bridgestone Corporation
10-1, Kyobashi 1-chome
Chuo-ku
Tokyo 104-8340 / JP
[N/P]
Former [1989/20]For all designated states
Bridgestone Corporation
1-1, Kyobashi 1-Chome Chuo-Ku
Tokyo 104 / JP
Inventor(s)01 / Yano, Eiji Technical Center
Bridgestone Corp. 1-1, Ogawahigashi-Cho 3-Chome
Kodaira City Tokyo / JP
[1989/20]
Representative(s)Whalley, Kevin, et al
Marks & Clerk LLP
90 Long Acre
London WC2E 9RA / GB
[N/P]
Former [1989/20]Whalley, Kevin, et al
MARKS & CLERK, 57-60 Lincoln's Inn Fields
London WC2A 3LS / GB
Application number, filing date88310438.207.11.1988
[1989/20]
Priority number, dateJP1987028596712.11.1987         Original published format: JP 28596787
[1989/20]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0316122
Date:17.05.1989
Language:EN
[1989/20]
Type: A3 Search report 
No.:EP0316122
Date:28.02.1990
Language:EN
[1990/09]
Type: B1 Patent specification 
No.:EP0316122
Date:08.09.1993
Language:EN
[1993/36]
Search report(s)(Supplementary) European search report - dispatched on:EP11.01.1990
ClassificationIPC:B29C47/08
[1989/20]
CPC:
B21C23/214 (EP,US); B29C48/256 (EP,US); B29C48/03 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT [1989/20]
TitleGerman:Düsen-Wechselvorrichtung für Extruder[1989/20]
English:Die assembly exchanging apparatus for extruder[1989/20]
French:Dispositif d'échange des filières pour une extrudeuse[1989/20]
Examination procedure27.03.1990Examination requested  [1990/21]
12.07.1991Despatch of a communication from the examining division (Time limit: M04)
14.11.1991Reply to a communication from the examining division
11.03.1992Despatch of a communication from the examining division (Time limit: M04)
09.07.1992Reply to a communication from the examining division
25.01.1993Despatch of communication of intention to grant (Approval: Yes)
11.03.1993Communication of intention to grant the patent
17.05.1993Fee for grant paid
17.05.1993Fee for publishing/printing paid
Opposition(s)09.06.1994No opposition filed within time limit [1994/35]
Fees paidRenewal fee
20.11.1990Renewal fee patent year 03
11.11.1991Renewal fee patent year 04
16.10.1992Renewal fee patent year 05
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Documents cited:Search[A]JP57187222  ;
 [A]JP59124823  ;
 [A]JP5670925  ;
 [AD]JP6144618  ;
 [A]GB2083401  (FARREL BRIDGE LTD);
 [Y]US4597709  (YONEZAWA KEITARO [JP]);
 [Y]US4652410  (INOUE SEIZABURO [US], et al);
 [XP]FR2601619  (SWISSCAB E A SCHOEN SA [CH])
 [A]  - CAOUTCHOUCS & PLASTIQUES, vol. 62, no. 650, April 1985, pages 82-83, Paris, FR; "Metalmeccanica plast: le changement de moule n'est plus un problème"
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 7, no. 31 (M-192)[1176], 8th February 1983; & JP-A-57 187 222 (NIPPON SEIKOSHO K.K.) 17-11-1982, & JP57187222 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 8, no. 249 (M-338)[1686], 15th November 1984; & JP-A-59 124 823 (NIIGATA TEKKOSHO K.K.) 19-07-1984, & JP59124823 A 00000000
 [A]  - PATENT ABSTRACTS OF JAPAN, vol. 5, no. 135 (M-85)[807], 27th August 1981; & JP-A-56 70 925 (HITACHI SEISAKUSHO K.K.) 13-06-1981, & JP5670925 A 00000000
 [AD]  - PATENT ABSTRACTS OF JAPAN, vol. 10, no. 204 (M-499)[2260] , 17th July 1986; & JP-A-61 44 618 (YOKOHAMA RUBBER CO., LTD) 04-03-1986, & JP6144618 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.