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Extract from the Register of European Patents

EP About this file: EP0319580

EP0319580 - TRACTION FLUID [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  27.10.1994
Database last updated on 03.09.2024
Most recent event   Tooltip27.10.1994No opposition filed within time limitpublished on 14.12.1994 [1994/50]
Applicant(s)For all designated states
Tonen Corporation
1-1,Hitotsubashi, 1-Chome Chiyoda-Ku
Tokyo / JP
[1991/36]
Former [1989/24]For all designated states
TOA NENRYO KOGYO KABUSHIKI KAISHA
1-1 Hitotsubashi, 1-Chome Chiyoda-Ku
Tokyo 100 / JP
Inventor(s)01 / YOSHIMURA, Narihiko
4-3-326, Nishitsurugaoka 1-chome
Ooi-machi, Iruma-gun Saitama 354 / JP
02 / TOMIZAWA, Hirotaka
29-12, Nakaarai 5-chome
Tokorozawa-shi Saitama 359 / JP
03 / KOMATSU, Yasuji
1098-7, Kamekubo
Ooi-machi, Iruma-gun Saitama 354 / JP
[1989/24]
Representative(s)Calamita, Roberto, et al
Dehns
St Bride's House
10 Salisbury Square
London
EC4Y 8JD / GB
[N/P]
Former [1993/24]Calamita, Roberto, et al
Frank B. Dehn & Co. Imperial House 15-19 Kingsway
London WC2B 6UZ / GB
Former [1989/26]Holmes, Michael John
Frank B. Dehn & Co. Imperial House 15-19 Kingsway
London WC2B 6UZ / GB
Former [1989/24]Holmes, Michael John
Frank B. Dehn & Co. Imperial House 15-19 Kingsway
London WC2B 6UZ / GB
Application number, filing date87904128.326.06.1987
[1989/24]
WO1987JP00436
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO8810292
Date:29.12.1988
Language:EN
[1988/28]
Type: A1 Application with search report 
No.:EP0319580
Date:14.06.1989
Language:EN
The application published by WIPO in one of the EPO official languages on 29.12.1988 takes the place of the publication of the European patent application.
[1989/24]
Type: B1 Patent specification 
No.:EP0319580
Date:22.12.1993
Language:EN
[1993/51]
Search report(s)International search report - published on:JP29.12.1988
(Supplementary) European search report - dispatched on:EP26.07.1989
ClassificationIPC:C10M105/38, // C10N40/04
[1989/24]
CPC:
C10M105/38 (EP,US); C10M105/36 (EP,US); C10M171/002 (EP,US);
C10M2207/282 (EP,US); C10M2207/283 (EP,US); C10M2207/34 (EP,US);
C10N2040/02 (EP,US); C10N2040/04 (EP,US); C10N2040/042 (EP,US);
C10N2040/044 (EP,US); C10N2040/046 (EP,US); C10N2040/08 (EP,US) (-)
Designated contracting statesDE,   FR,   GB [1989/24]
TitleGerman:TRAKTIONSFLÜSSIGKEIT[1989/24]
English:TRACTION FLUID[1989/24]
French:FLUIDE DE TRACTION[1989/24]
Entry into regional phase07.02.1989Translation filed 
04.03.1989National basic fee paid 
04.03.1989Search fee paid 
04.03.1989Designation fee(s) paid 
02.05.1989Examination fee paid 
Examination procedure02.05.1989Examination requested  [1989/28]
27.12.1991Despatch of a communication from the examining division (Time limit: M06)
12.08.1992Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
15.10.1992Reply to a communication from the examining division
23.12.1992Despatch of communication of intention to grant (Approval: Yes)
15.06.1993Communication of intention to grant the patent
06.09.1993Fee for grant paid
06.09.1993Fee for publishing/printing paid
Opposition(s)23.09.1994No opposition filed within time limit [1994/50]
Request for further processing for:15.10.1992Request for further processing filed
15.10.1992Full payment received (date of receipt of payment)
Request granted
09.11.1992Decision despatched
Fees paidRenewal fee
30.06.1989Renewal fee patent year 03
12.03.1990Renewal fee patent year 04
27.03.1991Renewal fee patent year 05
16.03.1992Renewal fee patent year 06
15.03.1993Renewal fee patent year 07
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Documents cited:Search[E]JP62153393  ;
 [X]US3440894  (HAMMANN WILLIAM C, et al)
 [E]  - PATENT ABSTRACTS OF JAPAN, vol. 11, no. 394, 23rd December 1987; & JP-A-62 153 393 (TOA NENRYO K.K.K.) 08-07-1987, & JP62153393 A 00000000
International search[Y]JPS53127970  (NIPPON OILS & FATS CO LTD);
 [Y]JPS5496667  (BAYER AG);
 [Y]JPS5968397  (MARUZEN OIL CO LTD);
 [Y]JPS59191797  (NIPPON PETROCHEMICALS CO LTD);
 [Y]JPS6119697  (SHINNITTETSU KAGAKU)
ExaminationJPS53127970
 JPS5496667
 JPS5968397
 JPS59191797
 JPS6119697
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.