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Extract from the Register of European Patents

EP About this file: EP0233069

EP0233069 - Polyimide and its use as a high-temperature adhesive. [Right-click to bookmark this link]
Former [1987/34]Polyimide and high-temperature adhesive of polyimide
[1993/50]
StatusNo opposition filed within time limit
Status updated on  20.10.1994
Database last updated on 06.07.2024
Most recent event   Tooltip20.10.1994No opposition filed within time limitpublished on 07.12.1994 [1994/49]
Applicant(s)For all designated states
MITSUI TOATSU CHEMICALS, Inc.
2-5 Kasumigaseki 3-chome Chiyoda-Ku
Tokyo 100 / JP
[N/P]
Former [1992/23]For all designated states
MITSUI TOATSU CHEMICALS, Inc.
2-5 Kasumigaseki 3-chome
Chiyoda-Ku Tokyo 100 / JP
Former [1987/34]For all designated states
MITSUI TOATSU CHEMICALS INC.
No. 2-5, Kasumigaseki 3-chome
Chiyoda-Ku Tokyo 100 / JP
Inventor(s)01 / Oikawa, Hideaki
Iijima-cho 2070 Sakae-ku
Yokohama-shi Kanagawa-ken / JP
02 / Ohta, Masahiro
Yabe-cho 1541 Totsuka-ku
Yokohama-shi Kanagawa-ken / JP
03 / Kawasima, Saburo
Ooyabe 4-37-14
Yokosuka-shi Kanagawa-ken / JP
04 / Tamai, Shoji
Iijima-cho 2882 Sakae-ku
Yokohama-shi Kanagawa-ken / JP
05 / Sonobe, Yoshiho
Iijima-cho 2070 Sakae-ku, Yokohama-shi
Kanagawa-ken / JP
06 / Yamaguchi, Akihiro
Zaimokuza 1-13-24 Kamakura-shi
Kanagawa-ken / JP
[1987/34]
Representative(s)Hayward, Denis Edward Peter, et al
Marks & Clerk LLP
Commonwealth House
1-19 New Oxford Street
London WC1A 1LW / GB
[N/P]
Former [1987/34]Hayward, Denis Edward Peter, et al
Lloyd Wise, Tregear & Co. Norman House 105-109 Strand
London WC2R 0AE / GB
Application number, filing date87301063.106.02.1987
[1987/34]
Priority number, dateJP1986002693612.02.1986         Original published format: JP 2693686
[1987/34]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0233069
Date:19.08.1987
Language:EN
[1987/34]
Type: A3 Search report 
No.:EP0233069
Date:07.09.1988
Language:EN
[1988/36]
Type: B1 Patent specification 
No.:EP0233069
Date:15.12.1993
Language:EN
[1993/50]
Search report(s)(Supplementary) European search report - dispatched on:EP18.07.1988
ClassificationIPC:C09J179/08
[1993/50]
CPC:
C08G73/105 (EP,US); C08G63/44 (KR); C08G73/1064 (EP,US);
C08G73/1071 (EP,US); C08G73/1085 (EP,US); C09J179/08 (KR);
Y10T428/31721 (EP,US) (-)
Former IPC [1987/34]C08G73/10, C09J3/16
Designated contracting statesCH,   DE,   FR,   GB,   IT,   LI,   NL [1987/34]
TitleGerman:Polyimid und seine Verwendung als Hochtemperaturklebstoff.[1993/50]
English:Polyimide and its use as a high-temperature adhesive.[1993/50]
French:Polyimide et son utilisation comme adhésif haute température.[1993/50]
Former [1987/34]Polyimid und Hochtemperaturklebstoff von Polyimid
Former [1987/34]Polyimide and high-temperature adhesive of polyimide
Former [1987/34]Polyimide et adhésif haute température de polyimide
Examination procedure16.02.1987Examination requested  [1987/34]
02.11.1990Despatch of a communication from the examining division (Time limit: M04)
02.07.1991Reply to a communication from the examining division
07.02.1992Despatch of a communication from the examining division (Time limit: M04)
29.05.1992Reply to a communication from the examining division
27.01.1993Despatch of communication of intention to grant (Approval: No)
25.05.1993Despatch of communication of intention to grant (Approval: later approval)
28.05.1993Communication of intention to grant the patent
11.08.1993Fee for grant paid
11.08.1993Fee for publishing/printing paid
Opposition(s)16.09.1994No opposition filed within time limit [1994/49]
Request for further processing for:02.07.1991Request for further processing filed
02.07.1991Full payment received (date of receipt of payment)
Request granted
25.07.1991Decision despatched
Fees paidRenewal fee
10.02.1989Renewal fee patent year 03
14.02.1990Renewal fee patent year 04
17.12.1990Renewal fee patent year 05
10.02.1992Renewal fee patent year 06
30.10.1992Renewal fee patent year 07
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Lapses during opposition  TooltipNL15.12.1993
[1994/39]
Documents cited:Search[A]GB1317321  (INT HARVESTER CO);
 [A]DE3223075  (UBE INDUSTRIES [JP])
 [A]  - CHEMICAL ABSTRACTS, vol. 96, no. 4, 25th January 1982, page 5, column 1, abstract no. 20532k, Columbus, Ohio, US; M.M. KOTON et al.: "Polyimides containing different heterocyclic units in the main chain", & VYROKOMOL. SOEDIN, SER. A. 1981, 23(8), 1736-1742
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.