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EP0213657

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Extract from the Register of European Patents

EP About this file: EP0213657

EP0213657 - Device for protecting non-symmetric electric circuitry against high-energy interference voltages having steep transients [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 01.11.1991 Database last updated on 26.06.2024
Most recent event Tooltip	17.02.2006	Change - lapse in a contracting state Updated state(s): FR	published on 05.04.2006 [2006/14]
Applicant(s)	For all designated states Koninklijke KPN N.V. Stationsplein 7 9726 AE Groningen / NL
	[N/P]
Former [1989/29]	For all designated states Koninklijke PTT Nederland N.V. P.O. Box 95321 NL-2509 CH The Hague / NL
Former [1987/11]	For all designated states Staat der Nederlanden (Staatsbedrijf der Posterijen, Telegrafie en Telefonie) P.O. Box 430 NL-2260 AK Leidschendam / NL
Inventor(s)	01 / Keimpema, Keimpe Klaas 61 De Valeriaan NL-8446 BC Heerenveen / NL
	02 / Ouderling, Joannes Marinus Gerardus Antonius 79 Gorterlaan NL-9721 ZC Groningen / NL
	[1987/11]
Application number, filing date	86201330.7	28.07.1986
	[1987/11]
Priority number, date	NL19850002163	31.07.1985 Original published format: NL 8502163
	[1987/11]
Filing language	NL
Procedural language	EN
Publication	Type:	A1 Application with search report
	No.:	EP0213657
	Date:	11.03.1987
	Language:	EN
	[1987/11]
	Type:	B1 Patent specification
	No.:	EP0213657
	Date:	02.01.1991
	Language:	EN
	[1991/01]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	11.12.1986
Classification	IPC:	H02H9/00, H03H1/00	[1987/11]
	CPC:	H02H9/005 (EP); H03H1/0007 (EP)
Designated contracting states	AT, BE, CH, DE, FR, GB, IT, LI, LU, SE [1987/11]
Title	German:	Einrichtung zum Schutz unsymmetrischer elektrischer Schaltungen gegen Hochenergie-Störspannung mit steilen Transienten	[1987/11]
	English:	Device for protecting non-symmetric electric circuitry against high-energy interference voltages having steep transients	[1987/11]
	French:	Dispositif pour la protection de circuits électriques asymétriques contre des tensions pertubatrices à haute énergie avec des régimes transitoires rapides	[1987/11]
Examination procedure	18.06.1987	Examination requested [1987/34]
	03.11.1989	Despatch of a communication from the examining division (Time limit: M04)
	23.02.1990	Reply to a communication from the examining division
	23.05.1990	Despatch of communication of intention to grant (Approval: Yes)
	02.07.1990	Communication of intention to grant the patent
	28.09.1990	Fee for grant paid
	28.09.1990	Fee for publishing/printing paid
Opposition(s)	03.10.1991	No opposition filed within time limit [1991/52]
Fees paid	Renewal fee
	25.06.1988	Renewal fee patent year 03
	20.06.1989	Renewal fee patent year 04
	21.06.1990	Renewal fee patent year 05
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	02.01.1991
	BE	02.01.1991
	CH	02.01.1991
	FR	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
	GB	28.07.1991
	LU	31.07.1991
	[2006/14]
Former [1999/52]	AT	02.01.1991
	BE	02.01.1991
	CH	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
	FR	24.05.1991
	GB	28.07.1991
	LU	31.07.1991
Former [1992/34]	AT	02.01.1991
	BE	02.01.1991
	CH	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
	FR	24.05.1991
	GB	28.07.1991
Former [1992/01]	AT	02.01.1991
	BE	02.01.1991
	CH	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
	FR	24.05.1991
Former [1991/49]	AT	02.01.1991
	CH	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
Former [1991/43]	CH	02.01.1991
	LI	02.01.1991
	SE	02.01.1991
Former [1991/35]	SE	02.01.1991
Documents cited:	Search	[AD]US3777219 (WINTERS R);
		[Y]US3824431 (SCHLICKE H);
		[YD]US3913038 (CARTER GEORGE WILLIAM, et al);
		[YD]EP0056275 (CABLES DE LYON GEOFFROY DELORE [FR]);
		[AD]NL173226C (NEDERLANDEN STAAT)

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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