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EP0070904

European procedure

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Extract from the Register of European Patents

EP About this file: EP0070904

EP0070904 - METHOD FOR BONDING A CONTACT [Right-click to bookmark this link]
Status	Patent revoked Status updated on 02.10.1991 Database last updated on 08.04.2026
Most recent event Tooltip	17.04.2015	Change - lapse in a contracting state State(s) deleted from list of lapses: CH, LI	published on 20.05.2015 [2015/21]
Applicant(s)	For all designated states MITSUBISHI DENKI KABUSHIKI KAISHA 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP
	[N/P]
Former [1983/06]	For all designated states MITSUBISHI DENKI KABUSHIKI KAISHA 2-3, Marunouchi 2-chome Chiyoda-ku Tokyo 100 / JP
Inventor(s)	01 / MACHIDA, Kazumichi Mitsubishi Denki K.K. Seisangijutsu Kenkyusho 80 Azanakano Minami Shimizu Amagasaki-shi Hyogo 661 / JP
	02 / INADA, Mikio deceased / JP
	[1983/06]
Representative(s)	Liesegang, Roland Boehmert & Boehmert Anwaltspartnerschaft mbB Pettenkoferstrasse 22 80336 München / DE
	[N/P]
Former [1983/06]	Liesegang, Roland, Dr.-Ing. FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München / DE
Application number, filing date	82900259.1	14.01.1982
	[1983/06]
	WO1982JP00013
Priority number, date	JP19810006630	17.01.1981 Original published format: JP 663081
	[1983/06]
Filing language	JA
Procedural language	EN
Publication	Type:	A2 Application without search report
	No.:	WO8202621
	Date:	05.08.1982
	[1982/19]
	Type:	A1 Application with search report
	No.:	EP0070904
	Date:	09.02.1983
	Language:	EN
	[1983/06]
	Type:	B1 Patent specification
	No.:	EP0070904
	Date:	09.12.1987
	Language:	EN
	[1987/50]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	02.09.1985
Classification	IPC:	H01H11/06, B23K11/24	[1983/06]
	CPC:	B23K1/0004 (EP,US); B23K11/253 (EP,US); H01H11/043 (EP,US)
Designated contracting states	CH, DE, FR, GB, LI [1983/06]
Title	German:	VERFAHREN ZUM SCHWEISSEN EINES KONTAKTES	[1983/06]
	English:	METHOD FOR BONDING A CONTACT	[1983/06]
	French:	PROCEDE DE SOUDURE D'UN CONTACT	[1983/06]
Entry into regional phase	12.07.1982	Translation filed
	12.07.1982	National basic fee paid
	12.07.1982	Search fee paid
	12.07.1982	Designation fee(s) paid
	23.11.1982	Examination fee paid
Examination procedure	23.11.1982	Examination requested [1983/06]
	09.07.1986	Despatch of a communication from the examining division (Time limit: M04)
	11.11.1986	Reply to a communication from the examining division
	09.01.1987	Despatch of communication of intention to grant (Approval: )
	05.05.1987	Communication of intention to grant the patent
	06.05.1987	Fee for grant paid
	06.05.1987	Fee for publishing/printing paid
Opposition(s)	Opponent(s)	01 09.09.1988 21.10.1988 ADMISSIBLE Robert Bosch GmbH Zentralabteilung Patente Postfach 30 02 20 70442 Stuttgart / DE
		[N/P]
	Former [1988/44]
	Opponent(s)	01 09.09.1988 21.10.1988 ADMISSIBLE Robert Bosch GmbH Zentralabteilung Patente Postfach 30 02 20 D-70442 Stuttgart / DE
	26.10.1988	Invitation to proprietor to file observations on the notice of opposition
	25.04.1989	Reply of patent proprietor to notice(s) of opposition
	18.04.1990	Despatch of communication that the patent will be revoked
	26.06.1991	Legal effect of revocation of patent [1991/47]
Appeal following opposition	12.06.1990	Appeal received No. T0466/90
	24.08.1990	Statement of grounds filed
	26.06.1991	Result of appeal procedure: appeal of the proprietor was rejected
	26.06.1991	Date of oral proceedings
	28.06.1991	Minutes of the oral proceedings despatched
Fees paid	Renewal fee
	27.01.1984	Renewal fee patent year 03
	31.01.1985	Renewal fee patent year 04
	31.01.1986	Renewal fee patent year 05
	30.01.1987	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	deleted
	[2015/21]
Former [1992/09]	CH	09.12.1987
	LI	09.12.1987
Cited in	International search	[A] JPH04211225 [A]
	Examination	JPS4211225

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.