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Extract from the Register of European Patents

EP About this file: EP0656700

EP0656700 - Optical system for transmitting a multilevel signal [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  19.01.2001
Database last updated on 31.08.2024
Most recent event   Tooltip19.01.2001Refusal of applicationpublished on 07.03.2001 [2001/10]
Applicant(s)For all designated states
Alcatel SEL Aktiengesellschaft
Lorenzstrasse 10
70435 Stuttgart / DE
[N/P]
Former [1995/23]For all designated states
Alcatel SEL Aktiengesellschaft
Lorenzstrasse 10
D-70435 Stuttgart / DE
Inventor(s)01 / Wedding, Berthold, Dr.
Hebbelstrasse 8
D-70825 Korntal-Münchingen / DE
[1995/23]
Representative(s)Kugler, Hermann, et al
Alcatel Lucent
Intellectual Property & Standards
70430 Stuttgart / DE
[N/P]
Former [1995/23]Kugler, Hermann, Dipl.-Phys., et al
Alcatel SEL AG Patent- und Lizenzwesen Postfach 30 09 29
D-70449 Stuttgart / DE
Application number, filing date94118819.530.11.1994
[1995/23]
Priority number, dateDE1993434140804.12.1993         Original published format: DE 4341408
[1995/23]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0656700
Date:07.06.1995
Language:DE
[1995/23]
Search report(s)(Supplementary) European search report - dispatched on:EP31.03.1995
ClassificationIPC:H04B10/12, H04B10/04, H04L5/04
[1995/23]
CPC:
H04L25/4917 (EP,US); H04B10/50 (EP,US); H04B10/504 (EP,US);
H04B10/541 (EP,US); H04J7/00 (EP,US)
Designated contracting statesCH,   DE,   ES,   FR,   GB,   IT,   LI,   SE [1995/23]
TitleGerman:Optisches system zur Übertragung eines Mehrstufensignals[1995/23]
English:Optical system for transmitting a multilevel signal[1995/23]
French:Système optique pour la transmission d'un signal à plusieurs étages[1995/23]
Examination procedure18.08.1995Examination requested  [1995/42]
03.08.1999Despatch of a communication from the examining division (Time limit: M04)
05.11.1999Reply to a communication from the examining division
15.02.2000Despatch of a communication from the examining division (Time limit: M04)
30.03.2000Reply to a communication from the examining division
27.07.2000Despatch of communication that the application is refused, reason: substantive examination [2001/10]
06.08.2000Application refused, date of legal effect [2001/10]
Fees paidRenewal fee
20.11.1996Renewal fee patent year 03
20.10.1997Renewal fee patent year 04
20.10.1998Renewal fee patent year 05
12.10.1999Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
30.11.200007   M06   Not yet paid
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[XA]DE3525105  (TELEFONBAU & NORMALZEIT GMBH [DE]) [X] 1-3,8 [A] 4;
 [Y]DE4035996  (SIEMENS AG [DE]) [Y] 1-3,8;
 [YD]EP0554736  (SEL ALCATEL AG [DE]) [YD] 1-3,8
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.