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EP About this file: EP1984953

EP1984953 - THIN-FILM TRANSISTOR AND DISPLAY DEVICE WITH OXIDE SEMICONDUCTOR AND GATE DIELECTRIC HAVING AN OXYGEN CONCENTRATION GRADIENT [Right-click to bookmark this link]
Former [2008/44]	THIN-FILM TRANSISTOR AND DISPLAY DEVICE OXIDE SEMICONDUCTOR AND GATE DIELECTRIC HAVING AN OXYGEN CONCENTRATION GRADIENT
	[2018/23]
Status	No opposition filed within time limit Status updated on 18.10.2019 Database last updated on 03.09.2024
Former	The patent has been granted Status updated on 09.11.2018
Former	Grant of patent is intended Status updated on 11.07.2018
Former	Examination is in progress Status updated on 21.04.2017
Most recent event Tooltip	09.07.2021	Lapse of the patent in a contracting state New state(s): HU	published on 11.08.2021 [2021/32]
Applicant(s)	For all designated states Canon Kabushiki Kaisha 30-2, Shimomaruko 3-chome Ohta-Ku Tokyo 146-8501 / JP
	[2008/44]
Inventor(s)	01 / HAYASHI, Ryo c/o CANON KABUSHIKI KAISHA 30-2, Shimomaruko 3-chome Ohta-ku Tokyo 146-8501 / JP
	02 / ABE, Katsumi c/o CANON KABUSHIKI KAISHA 30-2, Shimomaruko 3-chome Ohta-ku Tokyo 146-8501 / JP
	03 / SANO, Masafumi c/o CANON KABUSHIKI KAISHA 30-2, Shimomaruko 3-chome Ohta-ku Tokyo 146-8501 / JP
	[2018/50]
Former [2008/44]	01 / HAYASHI, Ryo c/o CANON KABUSHIKI KAISHA 3-30-2, Shimomaruko, Ohta-ku Tokyo 146-8501 / JP
	02 / ABE, Katsumi c/o CANON KABUSHIKI KAISHA 3-30-2, Shimomaruko, Ohta-ku Tokyo 146-8501 / JP
	03 / SANO, Masafumi c/o CANON KABUSHIKI KAISHA 3-30-2, Shimomaruko, Ohta-ku Tokyo 146-8501 / JP
Representative(s)	WESER & Kollegen Patentanwälte PartmbB Radeckestraße 43 81245 München / DE
	[N/P]
Former [2014/42]	WESER & Kollegen Radeckestraße 43 81245 München / DE
Former [2008/44]	Weser, Wolfgang Weser & Kollegen Patentanwälte Radeckestrasse 43 81245 München / DE
Application number, filing date	07715131.4	23.02.2007
	[2008/44]
	WO2007JP53981
Priority number, date	JP20060074627	17.03.2006 Original published format: JP 2006074627
	[2008/44]
Filing language	EN
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	WO2007108293
	Date:	27.09.2007
	Language:	EN
	[2007/39]
	Type:	A1 Application with search report
	No.:	EP1984953
	Date:	29.10.2008
	Language:	EN
	The application published by WIPO in one of the EPO official languages on 27.09.2007 takes the place of the publication of the European patent application.
	[2008/44]
	Type:	B1 Patent specification
	No.:	EP1984953
	Date:	12.12.2018
	Language:	EN
	[2018/50]
Search report(s)	International search report - published on:	EP	27.09.2007
Classification	IPC:	H01L29/786, H01L29/49, H01L29/51, H01L29/66, H01L21/02, H01L21/28	[2018/24]
	CPC:	H01L29/7869 (EP,KR,US); H01L21/02422 (EP,KR,US); H01L21/02554 (EP,KR,US); H01L21/02565 (EP,KR,US); H01L21/02631 (EP,KR,US); H01L21/28202 (EP,KR,US); (+) H01L29/4908 (EP,KR,US); H01L29/518 (EP,KR,US); H01L29/66969 (EP,US) (-)
	Former IPC [2018/23]	H01L29/786, H01L29/49, H01L29/66, H01L21/02, H01L21/28
	Former IPC [2008/44]	H01L29/786
Designated contracting states	AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LI, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR [2018/50]
Former [2008/44]	AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LI, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR
Extension states	AL	Not yet paid
	BA	Not yet paid
	HR	Not yet paid
	MK	Not yet paid
	RS	Not yet paid
Title	German:	DÜNNFILMTRANSISTOR UND DISPLAY MIT OXIDHALBLEITER UND GATEDIELEKTRIKUM MIT SAUERSTOFF-KONZENTRATIONSGRADIENT	[2018/32]
	English:	THIN-FILM TRANSISTOR AND DISPLAY DEVICE WITH OXIDE SEMICONDUCTOR AND GATE DIELECTRIC HAVING AN OXYGEN CONCENTRATION GRADIENT	[2018/23]
	French:	TRANSISTOR EN COUCHES MINCES AVEC SEMI-CONDUCTEUR A OXYDE POUR DISPOSITIF D'AFFICHAGE ET DIELECTRIQUE DE GRILLE AYANT UN GRADIENT DE CONCENTRATION EN OXYGENE	[2018/23]
	Former [2008/44]	DÜNNSCHICHT-TRANSISTOR UND ANZEIGEVORRICHTUNG UND GATE-DIELEKTRIKUM MIT SAUERSTOFF-KONZENTRATIONSGRADIENT
	Former [2008/44]	THIN-FILM TRANSISTOR AND DISPLAY DEVICE OXIDE SEMICONDUCTOR AND GATE DIELECTRIC HAVING AN OXYGEN CONCENTRATION GRADIENT
	Former [2008/44]	TRANSISTOR EN COUCHES MINCES ET SEMI-CONDUCTEUR A OXYDE POUR DISPOSITIF D'AFFICHAGE ET DIELECTRIQUE DE GRILLE AYANT UN GRADIENT DE CONCENTRATION EN OXYGENE
Entry into regional phase	04.09.2008	National basic fee paid
	04.09.2008	Designation fee(s) paid
	04.09.2008	Examination fee paid
Examination procedure	04.09.2008	Examination requested [2008/44]
	30.10.2008	Amendment by applicant (claims and/or description)
	03.09.2009	Despatch of a communication from the examining division (Time limit: M04)
	30.12.2009	Reply to a communication from the examining division
	11.04.2017	Despatch of a communication from the examining division (Time limit: M04)
	09.08.2017	Reply to a communication from the examining division
	25.10.2017	Despatch of a communication from the examining division (Time limit: M04)
	06.02.2018	Reply to a communication from the examining division
	12.07.2018	Communication of intention to grant the patent
	31.10.2018	Fee for grant paid
	31.10.2018	Fee for publishing/printing paid
	31.10.2018	Receipt of the translation of the claim(s)
Divisional application(s)	The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is 03.09.2009
Opposition(s)	13.09.2019	No opposition filed within time limit [2019/47]
Fees paid	Renewal fee
	02.03.2009	Renewal fee patent year 03
	01.03.2010	Renewal fee patent year 04
	28.02.2011	Renewal fee patent year 05
	29.02.2012	Renewal fee patent year 06
	28.02.2013	Renewal fee patent year 07
	28.02.2014	Renewal fee patent year 08
	02.03.2015	Renewal fee patent year 09
	29.02.2016	Renewal fee patent year 10
	28.02.2017	Renewal fee patent year 11
	28.02.2018	Renewal fee patent year 12
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	HU	23.02.2007
	AT	12.12.2018
	CY	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	TR	12.12.2018
	IE	23.02.2019
	LU	23.02.2019
	BE	28.02.2019
	CH	28.02.2019
	FR	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GB	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
	[2021/32]
Former [2021/26]	AT	12.12.2018
	CY	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	TR	12.12.2018
	IE	23.02.2019
	LU	23.02.2019
	BE	28.02.2019
	CH	28.02.2019
	FR	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GB	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2020/17]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	TR	12.12.2018
	IE	23.02.2019
	LU	23.02.2019
	BE	28.02.2019
	CH	28.02.2019
	FR	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GB	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2020/11]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	IE	23.02.2019
	LU	23.02.2019
	BE	28.02.2019
	CH	28.02.2019
	FR	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GB	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2020/09]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	IE	23.02.2019
	LU	23.02.2019
	CH	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2020/04]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	LU	23.02.2019
	CH	28.02.2019
	LI	28.02.2019
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/50]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SI	12.12.2018
	SK	12.12.2018
	LU	23.02.2019
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/48]	AT	12.12.2018
	CZ	12.12.2018
	DK	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SK	12.12.2018
	LU	23.02.2019
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/47]	AT	12.12.2018
	CZ	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SK	12.12.2018
	LU	23.02.2019
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/46]	AT	12.12.2018
	CZ	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SK	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/45]	CZ	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	MC	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SK	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/39]	CZ	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	SK	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	IS	12.04.2019
	PT	12.04.2019
Former [2019/37]	CZ	12.12.2018
	EE	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	RO	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	PT	12.04.2019
Former [2019/35]	CZ	12.12.2018
	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	PL	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	PT	12.04.2019
Former [2019/34]	ES	12.12.2018
	FI	12.12.2018
	IT	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	PT	12.04.2019
Former [2019/33]	ES	12.12.2018
	FI	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
	PT	12.04.2019
Former [2019/30]	ES	12.12.2018
	FI	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	NL	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
Former [2019/24]	ES	12.12.2018
	FI	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	SE	12.12.2018
	BG	12.03.2019
	GR	13.03.2019
Former [2019/23]	ES	12.12.2018
	FI	12.12.2018
	LT	12.12.2018
	LV	12.12.2018
	BG	12.03.2019
Former [2019/22]	FI	12.12.2018
	LT	12.12.2018
	BG	12.03.2019
Former [2019/21]	FI	12.12.2018
	LT	12.12.2018
Former [2019/20]	LT	12.12.2018
Cited in	International search	[A]US5773325 (TERAMOTO SATOSHI [JP]) [A] 1-7 * column 1, line 50 - column 2, line 11 * * column 2, line 21 - line 27 * * column 4, line 9 - line 21 * * column 9, line 39 - column 10, line 5 *;
		[A]US6087229 (ARONOWITZ SHELDON [US], et al) [A] 1-7 * column 1, line 60 - column 2, line 8 *;
		[A]US2001041250 (WERKHOVEN CHRISTIAN J [US], et al) [A] 1-7 * paragraph [0006] - paragraph [0008] * * paragraph [0016] * * paragraph [0032] - paragraph [0033] * * paragraph [0056] * * paragraph [0076] * * paragraph [0082] * * paragraph [0086] - paragraph [0087] *;
		[DA]JP2002076356 (JAPAN SCIENCE & TECH CORP) [DA] 1 * abstract *;
		[DX]US2003047785 (KAWASAKI MASASHI [JP], et al) [DX] 1-7 * paragraph [0010] - paragraph [0011] * * paragraph [0038] - paragraph [0041] *;
		[DX]JP2003086808 (KAWASAKI MASASHI, et al) [DX] 1-7 * the whole document *;
		[A]US2003218221 (WAGER JOHN F [US], et al) [A] 1 * paragraph [0032] *;
		[A]US2005127380 (KAWASAKI MASASHI [JP], et al) [A] 1-7 * paragraph [0028] - paragraph [0029] *;
		[A]US2005199959 (CHIANG HAI Q [US], et al) [A] 2,3 * paragraph [0007] ** paragraph [0029] *;
		[DA] - NOMURA K ET AL, "Room-temperature fabrication of transparent flexible thin-film transistors using amorphous oxide semiconductors", NATURE, NATURE PUBLISHING GROUP, LONDON, GB, (20041125), vol. 432, no. 25, ISSN 0028-0836, pages 488 - 492, XP002410190 [DA] 2,3 * the whole document * DOI: http://dx.doi.org/10.1038/nature03090
	by applicant	US5773325
		US6087229
		US2001041250
		JP2002076356
		US2005199959
		- NATURE, (2004), vol. 488, page 432

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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