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EP0294243

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Extract from the Register of European Patents

EP About this file: EP0294243

EP0294243 - Pipeline system [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 27.10.1994 Database last updated on 30.03.2026
Most recent event Tooltip	30.11.2007	Lapse of the patent in a contracting state	published on 02.01.2008 [2008/01]
Applicant(s)	For all designated states Nortel Networks Corporation World Trade Center of Montreal 380 St. Antoine Street West 8th Floor Montreal Quebec H2Y 3Y4 / CA
	[N/P]
Former [1993/50]	For all designated states NORTHERN TELECOM LIMITED World Trade Center of Montreal, 380 St. Antoine Street West 8th Floor Montreal, Quebec H2Y 3Y4 / CA
Former [1991/33]	For all designated states Northern Telecom Europe Limited 1B Portland Place London, W1N 3AA / GB
Former [1988/49]	For all designated states BRITISH PIPELINE AGENCY LIMITED Lord Alexander House Waterhouse Street Hemel Hempstead Hertfordshire HP1 1EJ / GB
	For all designated states STC PLC 10 Maltravers Street London WC2P SHA / GB
Inventor(s)	01 / Grocott, Geoffrey Joseph 8 The Wells Lower street Haslemere, Surrey GU27 2PA / GB
	02 / Baskett, Ralph Edward John 7 Upper Park, Harlow Essex CM20 1TN / GB
	[1988/49]
Representative(s)	Ryan, John Peter William, et al Nortel Networks Intellectual Property Law Group London Road Harlow Essex CM17 9NA / GB
	[N/P]
Former [1993/50]	Ryan, John Peter William, et al Nortel Limited Patents and Licensing West Road Harlow Essex CM20 2SH / GB
Former [1991/33]	(deleted)
Former [1988/49]	Enskat, Michael Antony Frank, et al Saunders & Dolleymore 9, Rickmansworth Road Watford Hertfordshire WD1 7HE / GB
Application number, filing date	88305148.4	06.06.1988
	[1988/49]
Priority number, date	GB19870013068	04.06.1987 Original published format: GB 8713068
	[1988/49]
Filing language	EN
Procedural language	EN
Publication	Type:	A2 Application without search report
	No.:	EP0294243
	Date:	07.12.1988
	Language:	EN
	[1988/49]
	Type:	A3 Search report
	No.:	EP0294243
	Date:	12.09.1990
	Language:	EN
	[1990/37]
	Type:	B1 Patent specification
	No.:	EP0294243
	Date:	22.12.1993
	Language:	EN
	[1993/51]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	25.07.1990
Classification	IPC:	F17D5/00, H02G1/08, F16L55/00	[1990/34]
	CPC:	F17D5/00 (EP,US); G02B6/502 (EP,US); G02B6/52 (EP,US); H02G1/08 (EP,US); H02G1/086 (EP,US)
	Former IPC [1988/49]	F16L55/00
Designated contracting states	AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1988/49]
Title	German:	Rohrleitungssystem	[1988/49]
	English:	Pipeline system	[1988/49]
	French:	Système de tuyauterie	[1988/49]
Examination procedure	22.01.1991	Examination requested [1991/12]
	14.07.1992	Despatch of a communication from the examining division (Time limit: M04)
	15.09.1992	Reply to a communication from the examining division
	11.02.1993	Despatch of communication of intention to grant (Approval: Yes)
	14.06.1993	Communication of intention to grant the patent
	24.08.1993	Fee for grant paid
	24.08.1993	Fee for publishing/printing paid
Opposition(s)	23.09.1994	No opposition filed within time limit [1994/50]
Fees paid	Renewal fee
	25.05.1990	Renewal fee patent year 03
	29.04.1991	Renewal fee patent year 04
	01.05.1992	Renewal fee patent year 05
	26.04.1993	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	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	ES	22.12.1993
	GR	22.12.1993
	IT	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
	GB	06.06.1994
	LU	30.06.1994
	[2008/01]
Former [2002/24]	AT	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	ES	22.12.1993
	GR	22.12.1993
	IT	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
	GB	06.06.1994
	LU	30.06.1994
Former [2000/04]	AT	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	GR	22.12.1993
	IT	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
	GB	06.06.1994
	LU	30.06.1994
Former [1999/42]	AT	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	IT	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
	GB	06.06.1994
Former [1995/19]	AT	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
	GB	06.06.1994
Former [1994/48]	AT	22.12.1993
	BE	22.12.1993
	CH	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
Former [1994/46]	AT	22.12.1993
	CH	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
Former [1994/43]	CH	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
	SE	22.12.1993
Former [1994/39]	CH	22.12.1993
	LI	22.12.1993
	NL	22.12.1993
Former [1994/31]	CH	22.12.1993
	LI	22.12.1993

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.