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Extract from the Register of European Patents

EP About this file: EP0233518

EP0233518 - Circuit for the exchange of binary signals, especially for PCM signals [Right-click to bookmark this link]
Status	No opposition filed within time limit Status updated on 03.02.1994 Database last updated on 24.08.2024
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 SIEMENS AKTIENGESELLSCHAFT Werner-von-Siemens-Str. 1 DE-80333 München / DE
	[N/P]
Former [1992/44]	For all designated states SIEMENS AKTIENGESELLSCHAFT Wittelsbacherplatz 2 D-80333 München / DE
Former [1987/35]	For all designated states Siemens Nixdorf Informationssysteme Aktiengesellschaft Fürstenallee 7 D-33102 Paderborn / DE
Inventor(s)	01 / Backhaus, Martin D. Bonhoeffer-Strasse 33 D-4790 Paderborn / DE
	02 / Lubcke, Hartmut Hudeweg 30 D-4790 Paderborn / DE
	03 / Ahrens, Werner Mentropstrasse 82a D-4790 Paderborn / DE
	[1993/13]
Former [1987/35]	01 / Backhaus, Martin D. Bonhoeffer-Strasse 33 D-4790 Paderborn / DE
	02 / Lubcke, Hartmut Hudeweg 30 D-4790 Paderborn / DE
	03 / Ahrens, Werner Mentropstrasse 28a D-4790 Paderborn / DE
Representative(s)	(deleted)
	[1992/43]
Former [1987/35]	Schaumburg, Thoenes & Thurn Mauerkircherstrasse 31 D-81679 München / DE
Application number, filing date	87101170.6	28.01.1987
	[1987/35]
Priority number, date	DE19863604966	17.02.1986 Original published format: DE 3604966
	[1987/35]
Filing language	DE
Procedural language	DE
Publication	Type:	A2 Application without search report
	No.:	EP0233518
	Date:	26.08.1987
	Language:	DE
	[1987/35]
	Type:	A3 Search report
	No.:	EP0233518
	Date:	03.05.1989
	Language:	DE
	[1989/18]
	Type:	B1 Patent specification
	No.:	EP0233518
	Date:	31.03.1993
	Language:	DE
	[1993/13]
Search report(s)	(Supplementary) European search report - dispatched on:	EP	16.03.1989
Classification	IPC:	H04Q11/04, H04M9/02	[1989/17]
	CPC:	H04M9/025 (EP,US)
	Former IPC [1987/35]	H04Q11/04
Designated contracting states	AT, BE, CH, DE, ES, FR, GB, GR, IT, LI, LU, NL, SE [1987/35]
Title	German:	Schaltungsanordnung zum Vermitteln von Binärsignalen, insbesondere PCM-Signalen	[1987/35]
	English:	Circuit for the exchange of binary signals, especially for PCM signals	[1987/35]
	French:	Circuit pour la communication de signaux binaires, spécialement de signaux MIC	[1987/35]
Examination procedure	19.05.1989	Examination requested [1989/30]
	21.06.1991	Despatch of a communication from the examining division (Time limit: M04)
	24.10.1991	Reply to a communication from the examining division
	03.12.1991	Despatch of a communication from the examining division (Time limit: M04)
	19.02.1992	Reply to a communication from the examining division
	04.05.1992	Despatch of communication of intention to grant (Approval: Yes)
	01.10.1992	Communication of intention to grant the patent
	16.12.1992	Fee for grant paid
	16.12.1992	Fee for publishing/printing paid
Opposition(s)	04.01.1994	No opposition filed within time limit [1994/12]
Fees paid	Renewal fee
	30.01.1989	Renewal fee patent year 03
	30.01.1990	Renewal fee patent year 04
	21.12.1990	Renewal fee patent year 05
	30.01.1992	Renewal fee patent year 06
	22.01.1993	Renewal fee patent year 07
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	FR	31.03.1993
	GB	31.03.1993
	GR	31.03.1993
	[2006/14]
Former [2000/04]	GB	31.03.1993
	GR	31.03.1993
	FR	20.08.1993
Former [1994/24]	GB	31.03.1993
	FR	20.08.1993
Former [1994/02]	GB	31.03.1993
Documents cited:	Search	[Y]EP0009461 (HERTZ INST HEINRICH [DE]);
		[YD]EP0017835 (NIXDORF COMPUTER AG [DE]);
		[Y]DE3128234 (HERTZ INST HEINRICH [DE])

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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