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Extract from the Register of European Patents

EP About this file: EP0475401

EP0475401 - Optical modulation element [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 03.04.1998 Database last updated on 03.09.2024
Most recent event Tooltip	30.07.2004	Change - lapse in a contracting state Updated state(s): LU	published on 15.09.2004 [2004/38]
Applicant(s)	For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP
	[N/P]
Former [1992/12]	For all designated states CANON KABUSHIKI KAISHA 30-2, 3-chome, Shimomaruko, Ohta-ku Tokyo / JP
Inventor(s)	01 / Kaneko, Shuzo, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo / JP
	02 / Mitsutake, Hideaki, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo / JP
	03 / Shingaki, Junko, c/o Canon Kabushiki Kaisha 30-2, 3-chome, Shimomaruko Ohta-ku, Tokyo / JP
	[1992/12]
Representative(s)	Pellmann, Hans-Bernd, et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4-6 80336 München / DE
	[N/P]
Former [1994/08]	Pellmann, Hans-Bernd, Dipl.-Ing., et al Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE
Former [1992/12]	Pellmann, Hans-Bernd, Dipl.-Ing. Patentanwaltsbüro Tiedtke-Bühling-Kinne & Partner Bavariaring 4 D-80336 München / DE
Application number, filing date	91115462.3	12.09.1991
	[1992/12]
Priority number, date	JP19900241163	13.09.1990 Original published format: JP 24116390
	JP19900314243	21.11.1990 Original published format: JP 31424390
	JP19900314244	21.11.1990 Original published format: JP 31424490
	[1992/12]
Filing language	EN
Procedural language	EN
Publication	Type:	A2 Application without search report
	No.:	EP0475401
	Date:	18.03.1992
	Language:	EN
	[1992/12]
	Type:	A3 Search report
	No.:	EP0475401
	Date:	16.09.1992
	Language:	EN
	[1992/38]
	Type:	B1 Patent specification
	No.:	EP0475401
	Date:	28.05.1997
	Language:	EN
	[1997/22]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	29.07.1992
Classification	IPC:	G02F1/1347, G02F1/137	[1992/12]
	CPC:	G02F1/133382 (EP,US); G02F1/133528 (EP,US); G02F1/13471 (EP,US); G02F1/141 (EP,US); G02F1/133531 (EP,US)
Designated contracting states	AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1992/12]
Title	German:	Optisches Modulationselement	[1992/12]
	English:	Optical modulation element	[1992/12]
	French:	Elément de modulation optique	[1992/12]
Examination procedure	02.02.1993	Examination requested [1993/13]
	25.07.1994	Despatch of a communication from the examining division (Time limit: M04)
	30.11.1994	Reply to a communication from the examining division
	13.04.1995	Despatch of a communication from the examining division (Time limit: M06)
	18.10.1995	Reply to a communication from the examining division
	12.07.1996	Despatch of communication of intention to grant (Approval: Yes)
	03.12.1996	Communication of intention to grant the patent
	04.03.1997	Fee for grant paid
	04.03.1997	Fee for publishing/printing paid
Opposition(s)	03.03.1998	No opposition filed within time limit [1998/21]
Fees paid	Renewal fee
	28.09.1993	Renewal fee patent year 03
	26.09.1994	Renewal fee patent year 04
	27.09.1995	Renewal fee patent year 05
	27.09.1996	Renewal fee patent year 06
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.
Lapses during opposition Tooltip	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	DK	28.05.1997
	ES	28.05.1997
	GR	28.05.1997
	LI	28.05.1997
	NL	28.05.1997
	SE	28.08.1997
	LU	12.09.1997
	[2004/38]
Former [2003/07]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	DK	28.05.1997
	ES	28.05.1997
	GR	28.05.1997
	LI	28.05.1997
	NL	28.05.1997
	SE	28.08.1997
	LU	30.09.1997
Former [2002/25]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	DK	28.05.1997
	ES	28.05.1997
	GR	28.05.1997
	LI	28.05.1997
	SE	28.08.1997
	LU	30.09.1997
Former [2000/05]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	DK	28.05.1997
	GR	28.05.1997
	LI	28.05.1997
	SE	28.08.1997
	LU	30.09.1997
Former [1998/15]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	DK	28.05.1997
	LI	28.05.1997
	SE	28.08.1997
Former [1998/12]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	LI	28.05.1997
	SE	28.08.1997
Former [1998/10]	AT	28.05.1997
	BE	28.05.1997
	CH	28.05.1997
	LI	28.05.1997
Former [1998/04]	AT	28.05.1997
	CH	28.05.1997
	LI	28.05.1997
Former [1998/02]	AT	28.05.1997
Documents cited:	Search	[X]JP1040816 ;
		[X]JP2029630 ;
		[A]JP63300223 ;
		[X]FR2578994 (COMMISSARIAT ENERGIE ATOMIQUE [FR]);
		[XP]FR2644596 (STANLEY ELECTRIC CO LTD [JP])
		[X] - PATENT ABSTRACTS OF JAPAN vol. 13, no. 231 (P-878)29 May 1989 & JP-A-1 040 816 ( FUJITSU ) 13 February 1989, & JP1040816 A 19890213
		[X] - PATENT ABSTRACTS OF JAPAN vol. 14, no. 179 (P-1034)10 April 1990 & JP-A-2 029 630 ( RICOH ) 31 January 1990, & JP2029630 A 19900131
		[A] - PATENT ABSTRACTS OF JAPAN vol. 13, no. 129 (P-849)30 March 1989 & JP-A-63 300 223 ( SHARP ) 7 December 1988, & JP63300223 A 19881207

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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