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EP About this file: EP0523240

EP0523240 - BISIMIDE COMPOUNDS, POLYIMIDE RESIN COMPOSITION PREPARED THEREFROM, AND CARBON FIBER-REINFORCED POLYIMIDE RESIN COMPOSITION [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 24.01.1997 Database last updated on 29.07.2024
Most recent event Tooltip	28.02.1997	Correction of patent specification	published on 16.04.1997 [1997/16]
Applicant(s)	For all designated states MITSUI TOATSU CHEMICALS, Inc. 2-5 Kasumigaseki 3-chome Chiyoda-Ku Tokyo 100 / JP
	[N/P]
Former [1993/03]	For all designated states MITSUI TOATSU CHEMICALS, Inc. 2-5 Kasumigaseki 3-chome Chiyoda-Ku Tokyo 100 / JP
Inventor(s)	01 / Ohta, Masahiro 97, Shozan-Machi, Omuta-Shi Fukuoka-Ken, 836 / JP
	02 / Matsuyama, Akio 300, Hirabaru-Machi, Omuta-Shi Fukuoka-Ken, 836 / JP
	03 / Senoue, Eiji 10, Sasahara-Machi, 1-Chome, Omuta-Shi Fukuoka-Ken, 836 / JP
	04 / Kuwano, Fumiaki 31-8, Ohaza, Miyabe, Omuta-Shi Fukuoka-Ken. 837 / JP
	05 / Yasui, Osamu 35, Yamashita-Machi, Omuta-Shi Fukuoka-Ken, 836 / JP
	06 / Yoshida, Yasunori 2-13, Kogane-Machi, Omuta-Shi Fukuoka-Ken, 836 / JP
	07 / Ryu, Akinori 1423, Shinden, Ohkawa-Shi Fukuoka-Ken, 831 / JP
	08 / Kobayashi, Tadashi 35-16, Inuyama-Cho, Sakae-Ku Yokohama-Shi, Kanagawa-Ken, 247 / JP
	[1993/29]
Former [1993/14]	01 / OHTA, Masahiro 97, Shozan-machi Omuta-shi Fukuoka-ken 836 / JP
	02 / MATSUYAMA, Akio 300 Hirabaru-machi Omuta-shi Fukuoka-ken 836 / JP
	03 / SENOUE, Eiji 10, Sasahara-machi 1-chome Omuta-shi Fukuoka-ken 836 / JP
	04 / KUWANO, Fumiaki 31-8, Ohaza Miyabe Omuta-shi Fukuoka-ken 837 / JP
	05 / YASUI, Osamu 35, Yamashita-machi Omuta-shi Fukuoka-ken 836 / JP
	06 / YOSHIDA, Yasunori 2-13, Kogane-machi Omuta-shi Fukuoka-ken 836 / JP
	07 / Ryu Akinori 1423 Shinden,Ohkawa-shi Fukuoka-ken 831 / JP
	08 / Kobayashi Tadashi 35-16, Inuyama-cho,Sakae-ku Yokohama-Shi, Kanagawa-Ken, 247 / JP
Former [1993/03]	01 / OHTA, Masahiro 97, Shozan-machi Omuta-shi Fukuoka-ken 836 / JP
	02 / MATSUYAMA, Akio 300 Hirabaru-machi Omuta-shi Fukuoka-ken 836 / JP
	03 / SENOUE, Eiji 10, Sasahara-machi 1-chome Omuta-shi Fukuoka-ken 836 / JP
	04 / KUWANO, Fumiaki 31-8, Ohaza Miyabe Omuta-shi Fukuoka-ken 837 / JP
	05 / YASUI, Osamu 35, Yamashita-machi Omuta-shi Fukuoka-ken 836 / JP
	06 / YOSHIDA, Yasunori 2-13, Kogane-machi Omuta-shi Fukuoka-ken 836 / JP
Representative(s)	Rackham, Anthony Charles Lloyd Wise Commonwealth House, 1-19 New Oxford Street London WC1A 1LW / GB
	[N/P]
Former [1995/42]	Rackham, Anthony Charles Lloyd Wise, Tregear & Co. Norman House 105-109 Strand London WC2R 0AE / GB
Former [1993/03]	Allam, Peter Clerk LLOYD WISE, TREGEAR & CO. Norman House 105-109 Strand London WC2R 0AE / GB
Application number, filing date	92903331.4	20.01.1992
	[1993/03]
	WO1992JP00039
Priority number, date	JP19910004963	21.01.1991 Original published format: JP 496391
	JP19910061685	26.03.1991 Original published format: JP 6168591
	JP19910086558	18.04.1991 Original published format: JP 8655891
	JP19910156792	27.06.1991 Original published format: JP 15679291
	JP19910160211	01.07.1991 Original published format: JP 16021191
	JP19910218286	29.08.1991 Original published format: JP 21828691
	JP19910231295	11.09.1991 Original published format: JP 23129591
	JP19910231296	11.09.1991 Original published format: JP 23129691
	JP19910282849	29.10.1991 Original published format: JP 28284991
	JP19910287660	01.11.1991 Original published format: JP 28766091
	JP19910287661	01.11.1991 Original published format: JP 28766191
	JP19910025932	20.02.1991 Original published format: JP 2593291
	JP19910024303	19.02.1991 Original published format: JP 2430391
	[1996/32]
Former [1996/12]	JP19910034963	21.01.1991
	JP19910061685	26.03.1991
	JP19910086558	18.04.1991
	JP19910156792	27.06.1991
	JP19910160211	01.07.1991
	JP19910218286	29.08.1991
	JP19910231295	11.09.1991
	JP19910231296	11.09.1991
	JP19910282849	29.10.1991
	JP19910287660	01.11.1991
	JP19910287661	01.11.1991
	JP19910325932	20.02.1991
	JP19910024303	19.02.1991
Former [1993/03]	JP19910034963	21.01.1991
	JP19910061685	19.02.1991
	JP19910086558	18.04.1991
	JP19910156792	27.06.1991
	JP19910160211	01.07.1991
	JP19910218286	29.08.1991
	JP19910231295	11.09.1991
	JP19910231296	11.09.1991
	JP19910282849	29.10.1991
	JP19910287660	01.11.1991
	JP19910287661	01.11.1991
	JP19910325932	20.02.1991
	JP19910024303	19.02.1991
Filing language	JA
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO9212967
	Date:	06.08.1992
	Language:	EN
	[1992/21]
	Type:	A1 Application with search report
	No.:	EP0523240
	Date:	20.01.1993
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 06.08.1992 takes the place of the publication of the European patent application.
	[1993/03]
	Type:	B1 Patent specification
	No.:	EP0523240
	Date:	20.03.1996
	Language:	EN
	[1996/12]
	Type:	B1 RE Reissue of patent specification
	No.:	EP0523240
	Date:	16.04.1997
	[1997/16]
Search report(s)	International search report - published on:	JP	06.08.1992
	(Supplementary) European search report - dispatched on:	EP	21.01.1993
Classification	IPC:	C07D209/48, C08G73/12, C07D209/66	[1996/12]
	CPC:	C07D209/48 (EP,US); C07D209/66 (EP,US); C07D487/04 (EP,US); C08G73/105 (EP,US); C08G73/1067 (EP,US); C08G73/1078 (EP,US); (+) C08G73/12 (EP,US); C08G73/124 (EP,US); C08G73/125 (EP,US); C08G73/126 (EP,US); C08G73/127 (EP,US); C08K5/3417 (EP,US); C08K9/04 (EP,US); C08L79/08 (EP,US); C08L79/085 (EP,US); C09D179/08 (EP,US) (-)
	C-Set:	C08K5/3417, C08L79/08 (EP,US); C08K9/04, C08L79/08 (US,EP); C08L79/085, C08L79/08 (EP,US); C08L79/08, C08L79/08 (US,EP); (+) C08L79/08, C08L79/085 (US,EP) (-)
	Former IPC [1993/03]	C07D209/48, C07D209/66, C08L79/08, C08K5/3417
Designated contracting states	CH, DE, FR, GB, IT, LI, NL [1993/03]
Title	German:	BISIMIDDERIVATE, DARAUS HERGESTELLTE POLYIMIDHARZE SOWIE CARBONFASER-VERSTÄRKTE POLYIMIDHARZE	[1993/03]
	English:	BISIMIDE COMPOUNDS, POLYIMIDE RESIN COMPOSITION PREPARED THEREFROM, AND CARBON FIBER-REINFORCED POLYIMIDE RESIN COMPOSITION	[1993/03]
	French:	COMPOSES DE BISIMIDE, COMPOSITION DE RESINE DE POLYIMIDE PREPAREE A PARTIR DE CES COMPOSES, ET COMPOSITION DE RESINE DE POLYIMIDE RENFORCEE PAR DES FIBRES DE CARBONE	[1993/03]
Entry into regional phase	16.09.1992	Translation filed
	16.09.1992	National basic fee paid
	16.09.1992	Search fee paid
	16.09.1992	Designation fee(s) paid
	16.09.1992	Examination fee paid
Examination procedure	16.09.1992	Examination requested [1993/03]
	21.01.1994	Despatch of a communication from the examining division (Time limit: M06)
	29.07.1994	Reply to a communication from the examining division
	28.09.1994	Despatch of a communication from the examining division (Time limit: M04)
	26.01.1995	Reply to a communication from the examining division
	10.03.1995	Despatch of a communication from the examining division (Time limit: M02)
	19.05.1995	Reply to a communication from the examining division
	26.06.1995	Despatch of communication of intention to grant (Approval: Yes)
	01.09.1995	Communication of intention to grant the patent
	13.11.1995	Fee for grant paid
	13.11.1995	Fee for publishing/printing paid
Opposition(s)	21.12.1996	No opposition filed within time limit [1997/11]
Fees paid	Renewal fee
	27.04.1994	Renewal fee patent year 03
	10.01.1995	Renewal fee patent year 04
	10.01.1996	Renewal fee patent year 05
	Penalty fee
	Additional fee for renewal fee
	31.01.1994	03 M06 Fee paid on 27.04.1994
Opt-out from the exclusive Tooltip competence of the Unified Patent Court	See the Register of the Unified Patent Court for opt-out data
	Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:	Search	[Y]US4024110 (TAKEKOSHI TOHRU) [Y] 1-31* claim 1, component A *;
		[X]JPS59147046 (HITACHI CHEMICAL CO LTD) [X] 1-31;
		[Y]EP0319916 (TOSOH CORP [JP]) [Y] 1-31 * compounds (1) *;
		[Y]EP0372935 (MITSUBISHI GAS CHEMICAL CO [JP]) [Y] 1-31 * claim 1 *;
		[PY]JPH03192120 (CENTRAL GLASS CO LTD) [PY] 1-31 * formula I *;
		[PY]JPH03259914 (HITACHI LTD) [PY] 1-31 * formula (I) *
	International search	[A]US4024110 (TAKEKOSHI TOHRU);
		[Y]US4276407 (BILOW NORMAN, et al);
		[XY]JPS59147046 (HITACHI CHEMICAL CO LTD)
		[A] - Kobunshi Ronbunshu, Vol, 35, No. 8, 1978 (Tokyo), SATO, M. etc., p. 501-7.

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.

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